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authorAdam Ierymenko <adam.ierymenko@gmail.com>2015-05-05 20:53:30 -0700
committerAdam Ierymenko <adam.ierymenko@gmail.com>2015-05-05 20:53:30 -0700
commitb2b32e5969c91e05b0d54feaf64045321f70517b (patch)
treed6206c744822ddb758676daacdb355506e416aa7
parent40f312a827ffecf7d5a233ee5d13b0a3bc88e8a6 (diff)
downloadinfinitytier-b2b32e5969c91e05b0d54feaf64045321f70517b.tar.gz
infinitytier-b2b32e5969c91e05b0d54feaf64045321f70517b.zip
Beginning of HTML+Bootstrap+React UI for new desktop client -- looking like it will be easier than retrofitting the old Qt client for the new API.
Diffstat
-rw-r--r--service/ControlPlane.cpp61
-rw-r--r--service/ControlPlane.hpp3
-rw-r--r--service/OneService.cpp2
-rw-r--r--ui/JSXTransformer.js15919
-rw-r--r--ui/ZeroTierNode.jsx51
-rw-r--r--ui/bootstrap-theme.min.css5
-rw-r--r--ui/bootstrap.min.css5
-rw-r--r--ui/index.html22
-rw-r--r--ui/main.jsx4
-rw-r--r--ui/react.min.js15
-rw-r--r--ui/simpleajax.min.js2
-rw-r--r--ui/zerotier.css39
12 files changed, 16097 insertions, 31 deletions
diff --git a/service/ControlPlane.cpp b/service/ControlPlane.cpp
index 3604dd1e..c92087f7 100644
--- a/service/ControlPlane.cpp
+++ b/service/ControlPlane.cpp
@@ -37,8 +37,7 @@
#include "../node/InetAddress.hpp"
#include "../node/Node.hpp"
#include "../node/Utils.hpp"
-
-#define ZT_BUILD_IN_WEB_UI
+#include "../osdep/OSUtils.hpp"
namespace ZeroTier {
@@ -242,9 +241,10 @@ static void _jsonAppend(unsigned int depth,std::string &buf,const ZT1_Peer *peer
buf.append(json);
}
-ControlPlane::ControlPlane(OneService *svc,Node *n) :
+ControlPlane::ControlPlane(OneService *svc,Node *n,const char *uiStaticPath) :
_svc(svc),
- _node(n)
+ _node(n),
+ _uiStaticPath((uiStaticPath) ? uiStaticPath : "")
{
}
@@ -316,31 +316,34 @@ unsigned int ControlPlane::handleRequest(
* dot in the first path element (e.g. foo.html) is considered a static page,
* as nothing in the API is so named. */
-#ifdef ZT_BUILD_IN_WEB_UI
- if (ext == ".html")
- responseContentType = "text/html";
- else if (ext == ".js")
- responseContentType = "application/javascript";
- else if (ext == ".json")
- responseContentType = "application/json";
- else if (ext == ".css")
- responseContentType = "text/css";
- else if (ext == ".png")
- responseContentType = "image/png";
- else if (ext == ".jpg")
- responseContentType = "image/jpeg";
- else if (ext == ".gif")
- responseContentType = "image/gif";
- else if (ext == ".txt")
- responseContentType = "text/plain";
- else if (ext == ".xml")
- responseContentType = "text/xml";
- else if (ext == ".svg")
- responseContentType = "image/svg+xml";
- else responseContentType = "application/octet-stream";
- responseBody = "<html><body>Hello World!</body></html>";
- scode = 200;
-#endif // ZT_BUILD_IN_WEB_UI
+ if (_uiStaticPath.length() > 0) {
+ if (ext == ".html")
+ responseContentType = "text/html";
+ else if (ext == ".js")
+ responseContentType = "application/javascript";
+ else if (ext == ".jsx")
+ responseContentType = "text/jsx";
+ else if (ext == ".json")
+ responseContentType = "application/json";
+ else if (ext == ".css")
+ responseContentType = "text/css";
+ else if (ext == ".png")
+ responseContentType = "image/png";
+ else if (ext == ".jpg")
+ responseContentType = "image/jpeg";
+ else if (ext == ".gif")
+ responseContentType = "image/gif";
+ else if (ext == ".txt")
+ responseContentType = "text/plain";
+ else if (ext == ".xml")
+ responseContentType = "text/xml";
+ else if (ext == ".svg")
+ responseContentType = "image/svg+xml";
+ else responseContentType = "application/octet-stream";
+ scode = OSUtils::readFile((_uiStaticPath + ZT_PATH_SEPARATOR_S + ps[0]).c_str(),responseBody) ? 200 : 404;
+ } else {
+ scode = 404;
+ }
} else if (isAuth) {
/* Things that require authentication -- a.k.a. everything but static web app pages. */
diff --git a/service/ControlPlane.hpp b/service/ControlPlane.hpp
index 3db1ddd0..b7b0a857 100644
--- a/service/ControlPlane.hpp
+++ b/service/ControlPlane.hpp
@@ -49,7 +49,7 @@ struct InetAddress;
class ControlPlane
{
public:
- ControlPlane(OneService *svc,Node *n);
+ ControlPlane(OneService *svc,Node *n,const char *uiStaticPath);
~ControlPlane();
/**
@@ -102,6 +102,7 @@ public:
private:
OneService *const _svc;
Node *const _node;
+ std::string _uiStaticPath;
std::set<std::string> _authTokens;
std::map<std::string,ControlPlaneSubsystem *> _subsystems;
Mutex _lock;
diff --git a/service/OneService.cpp b/service/OneService.cpp
index 421b47dd..56b1d979 100644
--- a/service/OneService.cpp
+++ b/service/OneService.cpp
@@ -226,7 +226,7 @@ public:
if (_master)
_node->setNetconfMaster((void *)_master);
- _controlPlane = new ControlPlane(this,_node);
+ _controlPlane = new ControlPlane(this,_node,(_homePath + ZT_PATH_SEPARATOR_S + "ui").c_str());
_controlPlane->addAuthToken(authToken.c_str());
if (_master)
_controlPlane->mount("controller",reinterpret_cast<ControlPlaneSubsystem *>(_master));
diff --git a/ui/JSXTransformer.js b/ui/JSXTransformer.js
new file mode 100644
index 00000000..19a5fc0f
--- /dev/null
+++ b/ui/JSXTransformer.js
@@ -0,0 +1,15919 @@
+/**
+ * JSXTransformer v0.13.2
+ */
+(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.JSXTransformer = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+/* jshint browser: true */
+/* jslint evil: true */
+/*eslint-disable no-eval */
+/*eslint-disable block-scoped-var */
+
+'use strict';
+
+var ReactTools = _dereq_('../main');
+var inlineSourceMap = _dereq_('./inline-source-map');
+
+var headEl;
+var dummyAnchor;
+var inlineScriptCount = 0;
+
+// The source-map library relies on Object.defineProperty, but IE8 doesn't
+// support it fully even with es5-sham. Indeed, es5-sham's defineProperty
+// throws when Object.prototype.__defineGetter__ is missing, so we skip building
+// the source map in that case.
+var supportsAccessors = Object.prototype.hasOwnProperty('__defineGetter__');
+
+/**
+ * Run provided code through jstransform.
+ *
+ * @param {string} source Original source code
+ * @param {object?} options Options to pass to jstransform
+ * @return {object} object as returned from jstransform
+ */
+function transformReact(source, options) {
+ options = options || {};
+
+ // Force the sourcemaps option manually. We don't want to use it if it will
+ // break (see above note about supportsAccessors). We'll only override the
+ // value here if sourceMap was specified and is truthy. This guarantees that
+ // we won't override any user intent (since this method is exposed publicly).
+ if (options.sourceMap) {
+ options.sourceMap = supportsAccessors;
+ }
+
+ // Otherwise just pass all options straight through to react-tools.
+ return ReactTools.transformWithDetails(source, options);
+}
+
+/**
+ * Eval provided source after transforming it.
+ *
+ * @param {string} source Original source code
+ * @param {object?} options Options to pass to jstransform
+ */
+function exec(source, options) {
+ return eval(transformReact(source, options).code);
+}
+
+/**
+ * This method returns a nicely formated line of code pointing to the exact
+ * location of the error `e`. The line is limited in size so big lines of code
+ * are also shown in a readable way.
+ *
+ * Example:
+ * ... x', overflow:'scroll'}} id={} onScroll={this.scroll} class=" ...
+ * ^
+ *
+ * @param {string} code The full string of code
+ * @param {Error} e The error being thrown
+ * @return {string} formatted message
+ * @internal
+ */
+function createSourceCodeErrorMessage(code, e) {
+ var sourceLines = code.split('\n');
+ // e.lineNumber is non-standard so we can't depend on its availability. If
+ // we're in a browser where it isn't supported, don't even bother trying to
+ // format anything. We may also hit a case where the line number is reported
+ // incorrectly and is outside the bounds of the actual code. Handle that too.
+ if (!e.lineNumber || e.lineNumber > sourceLines.length) {
+ return '';
+ }
+ var erroneousLine = sourceLines[e.lineNumber - 1];
+
+ // Removes any leading indenting spaces and gets the number of
+ // chars indenting the `erroneousLine`
+ var indentation = 0;
+ erroneousLine = erroneousLine.replace(/^\s+/, function(leadingSpaces) {
+ indentation = leadingSpaces.length;
+ return '';
+ });
+
+ // Defines the number of characters that are going to show
+ // before and after the erroneous code
+ var LIMIT = 30;
+ var errorColumn = e.column - indentation;
+
+ if (errorColumn > LIMIT) {
+ erroneousLine = '... ' + erroneousLine.slice(errorColumn - LIMIT);
+ errorColumn = 4 + LIMIT;
+ }
+ if (erroneousLine.length - errorColumn > LIMIT) {
+ erroneousLine = erroneousLine.slice(0, errorColumn + LIMIT) + ' ...';
+ }
+ var message = '\n\n' + erroneousLine + '\n';
+ message += new Array(errorColumn - 1).join(' ') + '^';
+ return message;
+}
+
+/**
+ * Actually transform the code.
+ *
+ * @param {string} code
+ * @param {string?} url
+ * @param {object?} options
+ * @return {string} The transformed code.
+ * @internal
+ */
+function transformCode(code, url, options) {
+ try {
+ var transformed = transformReact(code, options);
+ } catch(e) {
+ e.message += '\n at ';
+ if (url) {
+ if ('fileName' in e) {
+ // We set `fileName` if it's supported by this error object and
+ // a `url` was provided.
+ // The error will correctly point to `url` in Firefox.
+ e.fileName = url;
+ }
+ e.message += url + ':' + e.lineNumber + ':' + e.columnNumber;
+ } else {
+ e.message += location.href;
+ }
+ e.message += createSourceCodeErrorMessage(code, e);
+ throw e;
+ }
+
+ if (!transformed.sourceMap) {
+ return transformed.code;
+ }
+
+ var source;
+ if (url == null) {
+ source = 'Inline JSX script';
+ inlineScriptCount++;
+ if (inlineScriptCount > 1) {
+ source += ' (' + inlineScriptCount + ')';
+ }
+ } else if (dummyAnchor) {
+ // Firefox has problems when the sourcemap source is a proper URL with a
+ // protocol and hostname, so use the pathname. We could use just the
+ // filename, but hopefully using the full path will prevent potential
+ // issues where the same filename exists in multiple directories.
+ dummyAnchor.href = url;
+ source = dummyAnchor.pathname.substr(1);
+ }
+
+ return (
+ transformed.code +
+ '\n' +
+ inlineSourceMap(transformed.sourceMap, code, source)
+ );
+}
+
+
+/**
+ * Appends a script element at the end of the <head> with the content of code,
+ * after transforming it.
+ *
+ * @param {string} code The original source code
+ * @param {string?} url Where the code came from. null if inline
+ * @param {object?} options Options to pass to jstransform
+ * @internal
+ */
+function run(code, url, options) {
+ var scriptEl = document.createElement('script');
+ scriptEl.text = transformCode(code, url, options);
+ headEl.appendChild(scriptEl);
+}
+
+/**
+ * Load script from the provided url and pass the content to the callback.
+ *
+ * @param {string} url The location of the script src
+ * @param {function} callback Function to call with the content of url
+ * @internal
+ */
+function load(url, successCallback, errorCallback) {
+ var xhr;
+ xhr = window.ActiveXObject ? new window.ActiveXObject('Microsoft.XMLHTTP')
+ : new XMLHttpRequest();
+
+ // async, however scripts will be executed in the order they are in the
+ // DOM to mirror normal script loading.
+ xhr.open('GET', url, true);
+ if ('overrideMimeType' in xhr) {
+ xhr.overrideMimeType('text/plain');
+ }
+ xhr.onreadystatechange = function() {
+ if (xhr.readyState === 4) {
+ if (xhr.status === 0 || xhr.status === 200) {
+ successCallback(xhr.responseText);
+ } else {
+ errorCallback();
+ throw new Error('Could not load ' + url);
+ }
+ }
+ };
+ return xhr.send(null);
+}
+
+/**
+ * Loop over provided script tags and get the content, via innerHTML if an
+ * inline script, or by using XHR. Transforms are applied if needed. The scripts
+ * are executed in the order they are found on the page.
+ *
+ * @param {array} scripts The <script> elements to load and run.
+ * @internal
+ */
+function loadScripts(scripts) {
+ var result = [];
+ var count = scripts.length;
+
+ function check() {
+ var script, i;
+
+ for (i = 0; i < count; i++) {
+ script = result[i];
+
+ if (script.loaded && !script.executed) {
+ script.executed = true;
+ run(script.content, script.url, script.options);
+ } else if (!script.loaded && !script.error && !script.async) {
+ break;
+ }
+ }
+ }
+
+ scripts.forEach(function(script, i) {
+ var options = {
+ sourceMap: true
+ };
+ if (/;harmony=true(;|$)/.test(script.type)) {
+ options.harmony = true;
+ }
+ if (/;stripTypes=true(;|$)/.test(script.type)) {
+ options.stripTypes = true;
+ }
+
+ // script.async is always true for non-javascript script tags
+ var async = script.hasAttribute('async');
+
+ if (script.src) {
+ result[i] = {
+ async: async,
+ error: false,
+ executed: false,
+ content: null,
+ loaded: false,
+ url: script.src,
+ options: options
+ };
+
+ load(script.src, function(content) {
+ result[i].loaded = true;
+ result[i].content = content;
+ check();
+ }, function() {
+ result[i].error = true;
+ check();
+ });
+ } else {
+ result[i] = {
+ async: async,
+ error: false,
+ executed: false,
+ content: script.innerHTML,
+ loaded: true,
+ url: null,
+ options: options
+ };
+ }
+ });
+
+ check();
+}
+
+/**
+ * Find and run all script tags with type="text/jsx".
+ *
+ * @internal
+ */
+function runScripts() {
+ var scripts = document.getElementsByTagName('script');
+
+ // Array.prototype.slice cannot be used on NodeList on IE8
+ var jsxScripts = [];
+ for (var i = 0; i < scripts.length; i++) {
+ if (/^text\/jsx(;|$)/.test(scripts.item(i).type)) {
+ jsxScripts.push(scripts.item(i));
+ }
+ }
+
+ if (jsxScripts.length < 1) {
+ return;
+ }
+
+ console.warn(
+ 'You are using the in-browser JSX transformer. Be sure to precompile ' +
+ 'your JSX for production - ' +
+ 'http://facebook.github.io/react/docs/tooling-integration.html#jsx'
+ );
+
+ loadScripts(jsxScripts);
+}
+
+// Listen for load event if we're in a browser and then kick off finding and
+// running of scripts.
+if (typeof window !== 'undefined' && window !== null) {
+ headEl = document.getElementsByTagName('head')[0];
+ dummyAnchor = document.createElement('a');
+
+ if (window.addEventListener) {
+ window.addEventListener('DOMContentLoaded', runScripts, false);
+ } else {
+ window.attachEvent('onload', runScripts);
+ }
+}
+
+module.exports = {
+ transform: transformReact,
+ exec: exec
+};
+
+},{"../main":2,"./inline-source-map":41}],2:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+
+'use strict';
+/*eslint-disable no-undef*/
+var visitors = _dereq_('./vendor/fbtransform/visitors');
+var transform = _dereq_('jstransform').transform;
+var typesSyntax = _dereq_('jstransform/visitors/type-syntax');
+var inlineSourceMap = _dereq_('./vendor/inline-source-map');
+
+module.exports = {
+ transform: function(input, options) {
+ options = processOptions(options);
+ var output = innerTransform(input, options);
+ var result = output.code;
+ if (options.sourceMap) {
+ var map = inlineSourceMap(
+ output.sourceMap,
+ input,
+ options.filename
+ );
+ result += '\n' + map;
+ }
+ return result;
+ },
+ transformWithDetails: function(input, options) {
+ options = processOptions(options);
+ var output = innerTransform(input, options);
+ var result = {};
+ result.code = output.code;
+ if (options.sourceMap) {
+ result.sourceMap = output.sourceMap.toJSON();
+ }
+ if (options.filename) {
+ result.sourceMap.sources = [options.filename];
+ }
+ return result;
+ }
+};
+
+/**
+ * Only copy the values that we need. We'll do some preprocessing to account for
+ * converting command line flags to options that jstransform can actually use.
+ */
+function processOptions(opts) {
+ opts = opts || {};
+ var options = {};
+
+ options.harmony = opts.harmony;
+ options.stripTypes = opts.stripTypes;
+ options.sourceMap = opts.sourceMap;
+ options.filename = opts.sourceFilename;
+
+ if (opts.es6module) {
+ options.sourceType = 'module';
+ }
+ if (opts.nonStrictEs6module) {
+ options.sourceType = 'nonStrictModule';
+ }
+
+ // Instead of doing any fancy validation, only look for 'es3'. If we have
+ // that, then use it. Otherwise use 'es5'.
+ options.es3 = opts.target === 'es3';
+ options.es5 = !options.es3;
+
+ return options;
+}
+
+function innerTransform(input, options) {
+ var visitorSets = ['react'];
+ if (options.harmony) {
+ visitorSets.push('harmony');
+ }
+
+ if (options.es3) {
+ visitorSets.push('es3');
+ }
+
+ if (options.stripTypes) {
+ // Stripping types needs to happen before the other transforms
+ // unfortunately, due to bad interactions. For example,
+ // es6-rest-param-visitors conflict with stripping rest param type
+ // annotation
+ input = transform(typesSyntax.visitorList, input, options).code;
+ }
+
+ var visitorList = visitors.getVisitorsBySet(visitorSets);
+ return transform(visitorList, input, options);
+}
+
+},{"./vendor/fbtransform/visitors":40,"./vendor/inline-source-map":41,"jstransform":22,"jstransform/visitors/type-syntax":36}],3:[function(_dereq_,module,exports){
+/*!
+ * The buffer module from node.js, for the browser.
+ *
+ * @author Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
+ * @license MIT
+ */
+
+var base64 = _dereq_('base64-js')
+var ieee754 = _dereq_('ieee754')
+var isArray = _dereq_('is-array')
+
+exports.Buffer = Buffer
+exports.SlowBuffer = SlowBuffer
+exports.INSPECT_MAX_BYTES = 50
+Buffer.poolSize = 8192 // not used by this implementation
+
+var kMaxLength = 0x3fffffff
+var rootParent = {}
+
+/**
+ * If `Buffer.TYPED_ARRAY_SUPPORT`:
+ * === true Use Uint8Array implementation (fastest)
+ * === false Use Object implementation (most compatible, even IE6)
+ *
+ * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
+ * Opera 11.6+, iOS 4.2+.
+ *
+ * Note:
+ *
+ * - Implementation must support adding new properties to `Uint8Array` instances.
+ * Firefox 4-29 lacked support, fixed in Firefox 30+.
+ * See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
+ *
+ * - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
+ *
+ * - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
+ * incorrect length in some situations.
+ *
+ * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they will
+ * get the Object implementation, which is slower but will work correctly.
+ */
+Buffer.TYPED_ARRAY_SUPPORT = (function () {
+ try {
+ var buf = new ArrayBuffer(0)
+ var arr = new Uint8Array(buf)
+ arr.foo = function () { return 42 }
+ return arr.foo() === 42 && // typed array instances can be augmented
+ typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
+ new Uint8Array(1).subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
+ } catch (e) {
+ return false
+ }
+})()
+
+/**
+ * Class: Buffer
+ * =============
+ *
+ * The Buffer constructor returns instances of `Uint8Array` that are augmented
+ * with function properties for all the node `Buffer` API functions. We use
+ * `Uint8Array` so that square bracket notation works as expected -- it returns
+ * a single octet.
+ *
+ * By augmenting the instances, we can avoid modifying the `Uint8Array`
+ * prototype.
+ */
+function Buffer (subject, encoding) {
+ var self = this
+ if (!(self instanceof Buffer)) return new Buffer(subject, encoding)
+
+ var type = typeof subject
+ var length
+
+ if (type === 'number') {
+ length = +subject
+ } else if (type === 'string') {
+ length = Buffer.byteLength(subject, encoding)
+ } else if (type === 'object' && subject !== null) {
+ // assume object is array-like
+ if (subject.type === 'Buffer' && isArray(subject.data)) subject = subject.data
+ length = +subject.length
+ } else {
+ throw new TypeError('must start with number, buffer, array or string')
+ }
+
+ if (length > kMaxLength) {
+ throw new RangeError('Attempt to allocate Buffer larger than maximum size: 0x' +
+ kMaxLength.toString(16) + ' bytes')
+ }
+
+ if (length < 0) length = 0
+ else length >>>= 0 // coerce to uint32
+
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ // Preferred: Return an augmented `Uint8Array` instance for best performance
+ self = Buffer._augment(new Uint8Array(length)) // eslint-disable-line consistent-this
+ } else {
+ // Fallback: Return THIS instance of Buffer (created by `new`)
+ self.length = length
+ self._isBuffer = true
+ }
+
+ var i
+ if (Buffer.TYPED_ARRAY_SUPPORT && typeof subject.byteLength === 'number') {
+ // Speed optimization -- use set if we're copying from a typed array
+ self._set(subject)
+ } else if (isArrayish(subject)) {
+ // Treat array-ish objects as a byte array
+ if (Buffer.isBuffer(subject)) {
+ for (i = 0; i < length; i++) {
+ self[i] = subject.readUInt8(i)
+ }
+ } else {
+ for (i = 0; i < length; i++) {
+ self[i] = ((subject[i] % 256) + 256) % 256
+ }
+ }
+ } else if (type === 'string') {
+ self.write(subject, 0, encoding)
+ } else if (type === 'number' && !Buffer.TYPED_ARRAY_SUPPORT) {
+ for (i = 0; i < length; i++) {
+ self[i] = 0
+ }
+ }
+
+ if (length > 0 && length <= Buffer.poolSize) self.parent = rootParent
+
+ return self
+}
+
+function SlowBuffer (subject, encoding) {
+ if (!(this instanceof SlowBuffer)) return new SlowBuffer(subject, encoding)
+
+ var buf = new Buffer(subject, encoding)
+ delete buf.parent
+ return buf
+}
+
+Buffer.isBuffer = function isBuffer (b) {
+ return !!(b != null && b._isBuffer)
+}
+
+Buffer.compare = function compare (a, b) {
+ if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
+ throw new TypeError('Arguments must be Buffers')
+ }
+
+ if (a === b) return 0
+
+ var x = a.length
+ var y = b.length
+ for (var i = 0, len = Math.min(x, y); i < len && a[i] === b[i]; i++) {}
+ if (i !== len) {
+ x = a[i]
+ y = b[i]
+ }
+ if (x < y) return -1
+ if (y < x) return 1
+ return 0
+}
+
+Buffer.isEncoding = function isEncoding (encoding) {
+ switch (String(encoding).toLowerCase()) {
+ case 'hex':
+ case 'utf8':
+ case 'utf-8':
+ case 'ascii':
+ case 'binary':
+ case 'base64':
+ case 'raw':
+ case 'ucs2':
+ case 'ucs-2':
+ case 'utf16le':
+ case 'utf-16le':
+ return true
+ default:
+ return false
+ }
+}
+
+Buffer.concat = function concat (list, totalLength) {
+ if (!isArray(list)) throw new TypeError('list argument must be an Array of Buffers.')
+
+ if (list.length === 0) {
+ return new Buffer(0)
+ } else if (list.length === 1) {
+ return list[0]
+ }
+
+ var i
+ if (totalLength === undefined) {
+ totalLength = 0
+ for (i = 0; i < list.length; i++) {
+ totalLength += list[i].length
+ }
+ }
+
+ var buf = new Buffer(totalLength)
+ var pos = 0
+ for (i = 0; i < list.length; i++) {
+ var item = list[i]
+ item.copy(buf, pos)
+ pos += item.length
+ }
+ return buf
+}
+
+Buffer.byteLength = function byteLength (str, encoding) {
+ var ret
+ str = str + ''
+ switch (encoding || 'utf8') {
+ case 'ascii':
+ case 'binary':
+ case 'raw':
+ ret = str.length
+ break
+ case 'ucs2':
+ case 'ucs-2':
+ case 'utf16le':
+ case 'utf-16le':
+ ret = str.length * 2
+ break
+ case 'hex':
+ ret = str.length >>> 1
+ break
+ case 'utf8':
+ case 'utf-8':
+ ret = utf8ToBytes(str).length
+ break
+ case 'base64':
+ ret = base64ToBytes(str).length
+ break
+ default:
+ ret = str.length
+ }
+ return ret
+}
+
+// pre-set for values that may exist in the future
+Buffer.prototype.length = undefined
+Buffer.prototype.parent = undefined
+
+// toString(encoding, start=0, end=buffer.length)
+Buffer.prototype.toString = function toString (encoding, start, end) {
+ var loweredCase = false
+
+ start = start >>> 0
+ end = end === undefined || end === Infinity ? this.length : end >>> 0
+
+ if (!encoding) encoding = 'utf8'
+ if (start < 0) start = 0
+ if (end > this.length) end = this.length
+ if (end <= start) return ''
+
+ while (true) {
+ switch (encoding) {
+ case 'hex':
+ return hexSlice(this, start, end)
+
+ case 'utf8':
+ case 'utf-8':
+ return utf8Slice(this, start, end)
+
+ case 'ascii':
+ return asciiSlice(this, start, end)
+
+ case 'binary':
+ return binarySlice(this, start, end)
+
+ case 'base64':
+ return base64Slice(this, start, end)
+
+ case 'ucs2':
+ case 'ucs-2':
+ case 'utf16le':
+ case 'utf-16le':
+ return utf16leSlice(this, start, end)
+
+ default:
+ if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
+ encoding = (encoding + '').toLowerCase()
+ loweredCase = true
+ }
+ }
+}
+
+Buffer.prototype.equals = function equals (b) {
+ if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
+ if (this === b) return true
+ return Buffer.compare(this, b) === 0
+}
+
+Buffer.prototype.inspect = function inspect () {
+ var str = ''
+ var max = exports.INSPECT_MAX_BYTES
+ if (this.length > 0) {
+ str = this.toString('hex', 0, max).match(/.{2}/g).join(' ')
+ if (this.length > max) str += ' ... '
+ }
+ return '<Buffer ' + str + '>'
+}
+
+Buffer.prototype.compare = function compare (b) {
+ if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
+ if (this === b) return 0
+ return Buffer.compare(this, b)
+}
+
+Buffer.prototype.indexOf = function indexOf (val, byteOffset) {
+ if (byteOffset > 0x7fffffff) byteOffset = 0x7fffffff
+ else if (byteOffset < -0x80000000) byteOffset = -0x80000000
+ byteOffset >>= 0
+
+ if (this.length === 0) return -1
+ if (byteOffset >= this.length) return -1
+
+ // Negative offsets start from the end of the buffer
+ if (byteOffset < 0) byteOffset = Math.max(this.length + byteOffset, 0)
+
+ if (typeof val === 'string') {
+ if (val.length === 0) return -1 // special case: looking for empty string always fails
+ return String.prototype.indexOf.call(this, val, byteOffset)
+ }
+ if (Buffer.isBuffer(val)) {
+ return arrayIndexOf(this, val, byteOffset)
+ }
+ if (typeof val === 'number') {
+ if (Buffer.TYPED_ARRAY_SUPPORT && Uint8Array.prototype.indexOf === 'function') {
+ return Uint8Array.prototype.indexOf.call(this, val, byteOffset)
+ }
+ return arrayIndexOf(this, [ val ], byteOffset)
+ }
+
+ function arrayIndexOf (arr, val, byteOffset) {
+ var foundIndex = -1
+ for (var i = 0; byteOffset + i < arr.length; i++) {
+ if (arr[byteOffset + i] === val[foundIndex === -1 ? 0 : i - foundIndex]) {
+ if (foundIndex === -1) foundIndex = i
+ if (i - foundIndex + 1 === val.length) return byteOffset + foundIndex
+ } else {
+ foundIndex = -1
+ }
+ }
+ return -1
+ }
+
+ throw new TypeError('val must be string, number or Buffer')
+}
+
+// `get` will be removed in Node 0.13+
+Buffer.prototype.get = function get (offset) {
+ console.log('.get() is deprecated. Access using array indexes instead.')
+ return this.readUInt8(offset)
+}
+
+// `set` will be removed in Node 0.13+
+Buffer.prototype.set = function set (v, offset) {
+ console.log('.set() is deprecated. Access using array indexes instead.')
+ return this.writeUInt8(v, offset)
+}
+
+function hexWrite (buf, string, offset, length) {
+ offset = Number(offset) || 0
+ var remaining = buf.length - offset
+ if (!length) {
+ length = remaining
+ } else {
+ length = Number(length)
+ if (length > remaining) {
+ length = remaining
+ }
+ }
+
+ // must be an even number of digits
+ var strLen = string.length
+ if (strLen % 2 !== 0) throw new Error('Invalid hex string')
+
+ if (length > strLen / 2) {
+ length = strLen / 2
+ }
+ for (var i = 0; i < length; i++) {
+ var parsed = parseInt(string.substr(i * 2, 2), 16)
+ if (isNaN(parsed)) throw new Error('Invalid hex string')
+ buf[offset + i] = parsed
+ }
+ return i
+}
+
+function utf8Write (buf, string, offset, length) {
+ var charsWritten = blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
+ return charsWritten
+}
+
+function asciiWrite (buf, string, offset, length) {
+ var charsWritten = blitBuffer(asciiToBytes(string), buf, offset, length)
+ return charsWritten
+}
+
+function binaryWrite (buf, string, offset, length) {
+ return asciiWrite(buf, string, offset, length)
+}
+
+function base64Write (buf, string, offset, length) {
+ var charsWritten = blitBuffer(base64ToBytes(string), buf, offset, length)
+ return charsWritten
+}
+
+function utf16leWrite (buf, string, offset, length) {
+ var charsWritten = blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
+ return charsWritten
+}
+
+Buffer.prototype.write = function write (string, offset, length, encoding) {
+ // Support both (string, offset, length, encoding)
+ // and the legacy (string, encoding, offset, length)
+ if (isFinite(offset)) {
+ if (!isFinite(length)) {
+ encoding = length
+ length = undefined
+ }
+ } else { // legacy
+ var swap = encoding
+ encoding = offset
+ offset = length
+ length = swap
+ }
+
+ offset = Number(offset) || 0
+
+ if (length < 0 || offset < 0 || offset > this.length) {
+ throw new RangeError('attempt to write outside buffer bounds')
+ }
+
+ var remaining = this.length - offset
+ if (!length) {
+ length = remaining
+ } else {
+ length = Number(length)
+ if (length > remaining) {
+ length = remaining
+ }
+ }
+ encoding = String(encoding || 'utf8').toLowerCase()
+
+ var ret
+ switch (encoding) {
+ case 'hex':
+ ret = hexWrite(this, string, offset, length)
+ break
+ case 'utf8':
+ case 'utf-8':
+ ret = utf8Write(this, string, offset, length)
+ break
+ case 'ascii':
+ ret = asciiWrite(this, string, offset, length)
+ break
+ case 'binary':
+ ret = binaryWrite(this, string, offset, length)
+ break
+ case 'base64':
+ ret = base64Write(this, string, offset, length)
+ break
+ case 'ucs2':
+ case 'ucs-2':
+ case 'utf16le':
+ case 'utf-16le':
+ ret = utf16leWrite(this, string, offset, length)
+ break
+ default:
+ throw new TypeError('Unknown encoding: ' + encoding)
+ }
+ return ret
+}
+
+Buffer.prototype.toJSON = function toJSON () {
+ return {
+ type: 'Buffer',
+ data: Array.prototype.slice.call(this._arr || this, 0)
+ }
+}
+
+function base64Slice (buf, start, end) {
+ if (start === 0 && end === buf.length) {
+ return base64.fromByteArray(buf)
+ } else {
+ return base64.fromByteArray(buf.slice(start, end))
+ }
+}
+
+function utf8Slice (buf, start, end) {
+ var res = ''
+ var tmp = ''
+ end = Math.min(buf.length, end)
+
+ for (var i = start; i < end; i++) {
+ if (buf[i] <= 0x7F) {
+ res += decodeUtf8Char(tmp) + String.fromCharCode(buf[i])
+ tmp = ''
+ } else {
+ tmp += '%' + buf[i].toString(16)
+ }
+ }
+
+ return res + decodeUtf8Char(tmp)
+}
+
+function asciiSlice (buf, start, end) {
+ var ret = ''
+ end = Math.min(buf.length, end)
+
+ for (var i = start; i < end; i++) {
+ ret += String.fromCharCode(buf[i] & 0x7F)
+ }
+ return ret
+}
+
+function binarySlice (buf, start, end) {
+ var ret = ''
+ end = Math.min(buf.length, end)
+
+ for (var i = start; i < end; i++) {
+ ret += String.fromCharCode(buf[i])
+ }
+ return ret
+}
+
+function hexSlice (buf, start, end) {
+ var len = buf.length
+
+ if (!start || start < 0) start = 0
+ if (!end || end < 0 || end > len) end = len
+
+ var out = ''
+ for (var i = start; i < end; i++) {
+ out += toHex(buf[i])
+ }
+ return out
+}
+
+function utf16leSlice (buf, start, end) {
+ var bytes = buf.slice(start, end)
+ var res = ''
+ for (var i = 0; i < bytes.length; i += 2) {
+ res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
+ }
+ return res
+}
+
+Buffer.prototype.slice = function slice (start, end) {
+ var len = this.length
+ start = ~~start
+ end = end === undefined ? len : ~~end
+
+ if (start < 0) {
+ start += len
+ if (start < 0) start = 0
+ } else if (start > len) {
+ start = len
+ }
+
+ if (end < 0) {
+ end += len
+ if (end < 0) end = 0
+ } else if (end > len) {
+ end = len
+ }
+
+ if (end < start) end = start
+
+ var newBuf
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ newBuf = Buffer._augment(this.subarray(start, end))
+ } else {
+ var sliceLen = end - start
+ newBuf = new Buffer(sliceLen, undefined)
+ for (var i = 0; i < sliceLen; i++) {
+ newBuf[i] = this[i + start]
+ }
+ }
+
+ if (newBuf.length) newBuf.parent = this.parent || this
+
+ return newBuf
+}
+
+/*
+ * Need to make sure that buffer isn't trying to write out of bounds.
+ */
+function checkOffset (offset, ext, length) {
+ if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
+ if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
+}
+
+Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
+ offset = offset >>> 0
+ byteLength = byteLength >>> 0
+ if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+ var val = this[offset]
+ var mul = 1
+ var i = 0
+ while (++i < byteLength && (mul *= 0x100)) {
+ val += this[offset + i] * mul
+ }
+
+ return val
+}
+
+Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
+ offset = offset >>> 0
+ byteLength = byteLength >>> 0
+ if (!noAssert) {
+ checkOffset(offset, byteLength, this.length)
+ }
+
+ var val = this[offset + --byteLength]
+ var mul = 1
+ while (byteLength > 0 && (mul *= 0x100)) {
+ val += this[offset + --byteLength] * mul
+ }
+
+ return val
+}
+
+Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 1, this.length)
+ return this[offset]
+}
+
+Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 2, this.length)
+ return this[offset] | (this[offset + 1] << 8)
+}
+
+Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 2, this.length)
+ return (this[offset] << 8) | this[offset + 1]
+}
+
+Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+
+ return ((this[offset]) |
+ (this[offset + 1] << 8) |
+ (this[offset + 2] << 16)) +
+ (this[offset + 3] * 0x1000000)
+}
+
+Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+
+ return (this[offset] * 0x1000000) +
+ ((this[offset + 1] << 16) |
+ (this[offset + 2] << 8) |
+ this[offset + 3])
+}
+
+Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
+ offset = offset >>> 0
+ byteLength = byteLength >>> 0
+ if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+ var val = this[offset]
+ var mul = 1
+ var i = 0
+ while (++i < byteLength && (mul *= 0x100)) {
+ val += this[offset + i] * mul
+ }
+ mul *= 0x80
+
+ if (val >= mul) val -= Math.pow(2, 8 * byteLength)
+
+ return val
+}
+
+Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
+ offset = offset >>> 0
+ byteLength = byteLength >>> 0
+ if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+ var i = byteLength
+ var mul = 1
+ var val = this[offset + --i]
+ while (i > 0 && (mul *= 0x100)) {
+ val += this[offset + --i] * mul
+ }
+ mul *= 0x80
+
+ if (val >= mul) val -= Math.pow(2, 8 * byteLength)
+
+ return val
+}
+
+Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 1, this.length)
+ if (!(this[offset] & 0x80)) return (this[offset])
+ return ((0xff - this[offset] + 1) * -1)
+}
+
+Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 2, this.length)
+ var val = this[offset] | (this[offset + 1] << 8)
+ return (val & 0x8000) ? val | 0xFFFF0000 : val
+}
+
+Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 2, this.length)
+ var val = this[offset + 1] | (this[offset] << 8)
+ return (val & 0x8000) ? val | 0xFFFF0000 : val
+}
+
+Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+
+ return (this[offset]) |
+ (this[offset + 1] << 8) |
+ (this[offset + 2] << 16) |
+ (this[offset + 3] << 24)
+}
+
+Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+
+ return (this[offset] << 24) |
+ (this[offset + 1] << 16) |
+ (this[offset + 2] << 8) |
+ (this[offset + 3])
+}
+
+Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+ return ieee754.read(this, offset, true, 23, 4)
+}
+
+Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+ return ieee754.read(this, offset, false, 23, 4)
+}
+
+Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 8, this.length)
+ return ieee754.read(this, offset, true, 52, 8)
+}
+
+Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 8, this.length)
+ return ieee754.read(this, offset, false, 52, 8)
+}
+
+function checkInt (buf, value, offset, ext, max, min) {
+ if (!Buffer.isBuffer(buf)) throw new TypeError('buffer must be a Buffer instance')
+ if (value > max || value < min) throw new RangeError('value is out of bounds')
+ if (offset + ext > buf.length) throw new RangeError('index out of range')
+}
+
+Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ byteLength = byteLength >>> 0
+ if (!noAssert) checkInt(this, value, offset, byteLength, Math.pow(2, 8 * byteLength), 0)
+
+ var mul = 1
+ var i = 0
+ this[offset] = value & 0xFF
+ while (++i < byteLength && (mul *= 0x100)) {
+ this[offset + i] = (value / mul) >>> 0 & 0xFF
+ }
+
+ return offset + byteLength
+}
+
+Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ byteLength = byteLength >>> 0
+ if (!noAssert) checkInt(this, value, offset, byteLength, Math.pow(2, 8 * byteLength), 0)
+
+ var i = byteLength - 1
+ var mul = 1
+ this[offset + i] = value & 0xFF
+ while (--i >= 0 && (mul *= 0x100)) {
+ this[offset + i] = (value / mul) >>> 0 & 0xFF
+ }
+
+ return offset + byteLength
+}
+
+Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0)
+ if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
+ this[offset] = value
+ return offset + 1
+}
+
+function objectWriteUInt16 (buf, value, offset, littleEndian) {
+ if (value < 0) value = 0xffff + value + 1
+ for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; i++) {
+ buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
+ (littleEndian ? i : 1 - i) * 8
+ }
+}
+
+Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = value
+ this[offset + 1] = (value >>> 8)
+ } else {
+ objectWriteUInt16(this, value, offset, true)
+ }
+ return offset + 2
+}
+
+Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value >>> 8)
+ this[offset + 1] = value
+ } else {
+ objectWriteUInt16(this, value, offset, false)
+ }
+ return offset + 2
+}
+
+function objectWriteUInt32 (buf, value, offset, littleEndian) {
+ if (value < 0) value = 0xffffffff + value + 1
+ for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; i++) {
+ buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
+ }
+}
+
+Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset + 3] = (value >>> 24)
+ this[offset + 2] = (value >>> 16)
+ this[offset + 1] = (value >>> 8)
+ this[offset] = value
+ } else {
+ objectWriteUInt32(this, value, offset, true)
+ }
+ return offset + 4
+}
+
+Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value >>> 24)
+ this[offset + 1] = (value >>> 16)
+ this[offset + 2] = (value >>> 8)
+ this[offset + 3] = value
+ } else {
+ objectWriteUInt32(this, value, offset, false)
+ }
+ return offset + 4
+}
+
+Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) {
+ checkInt(
+ this, value, offset, byteLength,
+ Math.pow(2, 8 * byteLength - 1) - 1,
+ -Math.pow(2, 8 * byteLength - 1)
+ )
+ }
+
+ var i = 0
+ var mul = 1
+ var sub = value < 0 ? 1 : 0
+ this[offset] = value & 0xFF
+ while (++i < byteLength && (mul *= 0x100)) {
+ this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
+ }
+
+ return offset + byteLength
+}
+
+Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) {
+ checkInt(
+ this, value, offset, byteLength,
+ Math.pow(2, 8 * byteLength - 1) - 1,
+ -Math.pow(2, 8 * byteLength - 1)
+ )
+ }
+
+ var i = byteLength - 1
+ var mul = 1
+ var sub = value < 0 ? 1 : 0
+ this[offset + i] = value & 0xFF
+ while (--i >= 0 && (mul *= 0x100)) {
+ this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
+ }
+
+ return offset + byteLength
+}
+
+Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80)
+ if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
+ if (value < 0) value = 0xff + value + 1
+ this[offset] = value
+ return offset + 1
+}
+
+Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = value
+ this[offset + 1] = (value >>> 8)
+ } else {
+ objectWriteUInt16(this, value, offset, true)
+ }
+ return offset + 2
+}
+
+Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value >>> 8)
+ this[offset + 1] = value
+ } else {
+ objectWriteUInt16(this, value, offset, false)
+ }
+ return offset + 2
+}
+
+Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = value
+ this[offset + 1] = (value >>> 8)
+ this[offset + 2] = (value >>> 16)
+ this[offset + 3] = (value >>> 24)
+ } else {
+ objectWriteUInt32(this, value, offset, true)
+ }
+ return offset + 4
+}
+
+Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
+ value = +value
+ offset = offset >>> 0
+ if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
+ if (value < 0) value = 0xffffffff + value + 1
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value >>> 24)
+ this[offset + 1] = (value >>> 16)
+ this[offset + 2] = (value >>> 8)
+ this[offset + 3] = value
+ } else {
+ objectWriteUInt32(this, value, offset, false)
+ }
+ return offset + 4
+}
+
+function checkIEEE754 (buf, value, offset, ext, max, min) {
+ if (value > max || value < min) throw new RangeError('value is out of bounds')
+ if (offset + ext > buf.length) throw new RangeError('index out of range')
+ if (offset < 0) throw new RangeError('index out of range')
+}
+
+function writeFloat (buf, value, offset, littleEndian, noAssert) {
+ if (!noAssert) {
+ checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38)
+ }
+ ieee754.write(buf, value, offset, littleEndian, 23, 4)
+ return offset + 4
+}
+
+Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
+ return writeFloat(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
+ return writeFloat(this, value, offset, false, noAssert)
+}
+
+function writeDouble (buf, value, offset, littleEndian, noAssert) {
+ if (!noAssert) {
+ checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308)
+ }
+ ieee754.write(buf, value, offset, littleEndian, 52, 8)
+ return offset + 8
+}
+
+Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
+ return writeDouble(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
+ return writeDouble(this, value, offset, false, noAssert)
+}
+
+// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
+Buffer.prototype.copy = function copy (target, target_start, start, end) {
+ if (!start) start = 0
+ if (!end && end !== 0) end = this.length
+ if (target_start >= target.length) target_start = target.length
+ if (!target_start) target_start = 0
+ if (end > 0 && end < start) end = start
+
+ // Copy 0 bytes; we're done
+ if (end === start) return 0
+ if (target.length === 0 || this.length === 0) return 0
+
+ // Fatal error conditions
+ if (target_start < 0) {
+ throw new RangeError('targetStart out of bounds')
+ }
+ if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
+ if (end < 0) throw new RangeError('sourceEnd out of bounds')
+
+ // Are we oob?
+ if (end > this.length) end = this.length
+ if (target.length - target_start < end - start) {
+ end = target.length - target_start + start
+ }
+
+ var len = end - start
+
+ if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
+ for (var i = 0; i < len; i++) {
+ target[i + target_start] = this[i + start]
+ }
+ } else {
+ target._set(this.subarray(start, start + len), target_start)
+ }
+
+ return len
+}
+
+// fill(value, start=0, end=buffer.length)
+Buffer.prototype.fill = function fill (value, start, end) {
+ if (!value) value = 0
+ if (!start) start = 0
+ if (!end) end = this.length
+
+ if (end < start) throw new RangeError('end < start')
+
+ // Fill 0 bytes; we're done
+ if (end === start) return
+ if (this.length === 0) return
+
+ if (start < 0 || start >= this.length) throw new RangeError('start out of bounds')
+ if (end < 0 || end > this.length) throw new RangeError('end out of bounds')
+
+ var i
+ if (typeof value === 'number') {
+ for (i = start; i < end; i++) {
+ this[i] = value
+ }
+ } else {
+ var bytes = utf8ToBytes(value.toString())
+ var len = bytes.length
+ for (i = start; i < end; i++) {
+ this[i] = bytes[i % len]
+ }
+ }
+
+ return this
+}
+
+/**
+ * Creates a new `ArrayBuffer` with the *copied* memory of the buffer instance.
+ * Added in Node 0.12. Only available in browsers that support ArrayBuffer.
+ */
+Buffer.prototype.toArrayBuffer = function toArrayBuffer () {
+ if (typeof Uint8Array !== 'undefined') {
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ return (new Buffer(this)).buffer
+ } else {
+ var buf = new Uint8Array(this.length)
+ for (var i = 0, len = buf.length; i < len; i += 1) {
+ buf[i] = this[i]
+ }
+ return buf.buffer
+ }
+ } else {
+ throw new TypeError('Buffer.toArrayBuffer not supported in this browser')
+ }
+}
+
+// HELPER FUNCTIONS
+// ================
+
+var BP = Buffer.prototype
+
+/**
+ * Augment a Uint8Array *instance* (not the Uint8Array class!) with Buffer methods
+ */
+Buffer._augment = function _augment (arr) {
+ arr.constructor = Buffer
+ arr._isBuffer = true
+
+ // save reference to original Uint8Array set method before overwriting
+ arr._set = arr.set
+
+ // deprecated, will be removed in node 0.13+
+ arr.get = BP.get
+ arr.set = BP.set
+
+ arr.write = BP.write
+ arr.toString = BP.toString
+ arr.toLocaleString = BP.toString
+ arr.toJSON = BP.toJSON
+ arr.equals = BP.equals
+ arr.compare = BP.compare
+ arr.indexOf = BP.indexOf
+ arr.copy = BP.copy
+ arr.slice = BP.slice
+ arr.readUIntLE = BP.readUIntLE
+ arr.readUIntBE = BP.readUIntBE
+ arr.readUInt8 = BP.readUInt8
+ arr.readUInt16LE = BP.readUInt16LE
+ arr.readUInt16BE = BP.readUInt16BE
+ arr.readUInt32LE = BP.readUInt32LE
+ arr.readUInt32BE = BP.readUInt32BE
+ arr.readIntLE = BP.readIntLE
+ arr.readIntBE = BP.readIntBE
+ arr.readInt8 = BP.readInt8
+ arr.readInt16LE = BP.readInt16LE
+ arr.readInt16BE = BP.readInt16BE
+ arr.readInt32LE = BP.readInt32LE
+ arr.readInt32BE = BP.readInt32BE
+ arr.readFloatLE = BP.readFloatLE
+ arr.readFloatBE = BP.readFloatBE
+ arr.readDoubleLE = BP.readDoubleLE
+ arr.readDoubleBE = BP.readDoubleBE
+ arr.writeUInt8 = BP.writeUInt8
+ arr.writeUIntLE = BP.writeUIntLE
+ arr.writeUIntBE = BP.writeUIntBE
+ arr.writeUInt16LE = BP.writeUInt16LE
+ arr.writeUInt16BE = BP.writeUInt16BE
+ arr.writeUInt32LE = BP.writeUInt32LE
+ arr.writeUInt32BE = BP.writeUInt32BE
+ arr.writeIntLE = BP.writeIntLE
+ arr.writeIntBE = BP.writeIntBE
+ arr.writeInt8 = BP.writeInt8
+ arr.writeInt16LE = BP.writeInt16LE
+ arr.writeInt16BE = BP.writeInt16BE
+ arr.writeInt32LE = BP.writeInt32LE
+ arr.writeInt32BE = BP.writeInt32BE
+ arr.writeFloatLE = BP.writeFloatLE
+ arr.writeFloatBE = BP.writeFloatBE
+ arr.writeDoubleLE = BP.writeDoubleLE
+ arr.writeDoubleBE = BP.writeDoubleBE
+ arr.fill = BP.fill
+ arr.inspect = BP.inspect
+ arr.toArrayBuffer = BP.toArrayBuffer
+
+ return arr
+}
+
+var INVALID_BASE64_RE = /[^+\/0-9A-z\-]/g
+
+function base64clean (str) {
+ // Node strips out invalid characters like \n and \t from the string, base64-js does not
+ str = stringtrim(str).replace(INVALID_BASE64_RE, '')
+ // Node converts strings with length < 2 to ''
+ if (str.length < 2) return ''
+ // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
+ while (str.length % 4 !== 0) {
+ str = str + '='
+ }
+ return str
+}
+
+function stringtrim (str) {
+ if (str.trim) return str.trim()
+ return str.replace(/^\s+|\s+$/g, '')
+}
+
+function isArrayish (subject) {
+ return isArray(subject) || Buffer.isBuffer(subject) ||
+ subject && typeof subject === 'object' &&
+ typeof subject.length === 'number'
+}
+
+function toHex (n) {
+ if (n < 16) return '0' + n.toString(16)
+ return n.toString(16)
+}
+
+function utf8ToBytes (string, units) {
+ units = units || Infinity
+ var codePoint
+ var length = string.length
+ var leadSurrogate = null
+ var bytes = []
+ var i = 0
+
+ for (; i < length; i++) {
+ codePoint = string.charCodeAt(i)
+
+ // is surrogate component
+ if (codePoint > 0xD7FF && codePoint < 0xE000) {
+ // last char was a lead
+ if (leadSurrogate) {
+ // 2 leads in a row
+ if (codePoint < 0xDC00) {
+ if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+ leadSurrogate = codePoint
+ continue
+ } else {
+ // valid surrogate pair
+ codePoint = leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00 | 0x10000
+ leadSurrogate = null
+ }
+ } else {
+ // no lead yet
+
+ if (codePoint > 0xDBFF) {
+ // unexpected trail
+ if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+ continue
+ } else if (i + 1 === length) {
+ // unpaired lead
+ if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+ continue
+ } else {
+ // valid lead
+ leadSurrogate = codePoint
+ continue
+ }
+ }
+ } else if (leadSurrogate) {
+ // valid bmp char, but last char was a lead
+ if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+ leadSurrogate = null
+ }
+
+ // encode utf8
+ if (codePoint < 0x80) {
+ if ((units -= 1) < 0) break
+ bytes.push(codePoint)
+ } else if (codePoint < 0x800) {
+ if ((units -= 2) < 0) break
+ bytes.push(
+ codePoint >> 0x6 | 0xC0,
+ codePoint & 0x3F | 0x80
+ )
+ } else if (codePoint < 0x10000) {
+ if ((units -= 3) < 0) break
+ bytes.push(
+ codePoint >> 0xC | 0xE0,
+ codePoint >> 0x6 & 0x3F | 0x80,
+ codePoint & 0x3F | 0x80
+ )
+ } else if (codePoint < 0x200000) {
+ if ((units -= 4) < 0) break
+ bytes.push(
+ codePoint >> 0x12 | 0xF0,
+ codePoint >> 0xC & 0x3F | 0x80,
+ codePoint >> 0x6 & 0x3F | 0x80,
+ codePoint & 0x3F | 0x80
+ )
+ } else {
+ throw new Error('Invalid code point')
+ }
+ }
+
+ return bytes
+}
+
+function asciiToBytes (str) {
+ var byteArray = []
+ for (var i = 0; i < str.length; i++) {
+ // Node's code seems to be doing this and not & 0x7F..
+ byteArray.push(str.charCodeAt(i) & 0xFF)
+ }
+ return byteArray
+}
+
+function utf16leToBytes (str, units) {
+ var c, hi, lo
+ var byteArray = []
+ for (var i = 0; i < str.length; i++) {
+ if ((units -= 2) < 0) break
+
+ c = str.charCodeAt(i)
+ hi = c >> 8
+ lo = c % 256
+ byteArray.push(lo)
+ byteArray.push(hi)
+ }
+
+ return byteArray
+}
+
+function base64ToBytes (str) {
+ return base64.toByteArray(base64clean(str))
+}
+
+function blitBuffer (src, dst, offset, length) {
+ for (var i = 0; i < length; i++) {
+ if ((i + offset >= dst.length) || (i >= src.length)) break
+ dst[i + offset] = src[i]
+ }
+ return i
+}
+
+function decodeUtf8Char (str) {
+ try {
+ return decodeURIComponent(str)
+ } catch (err) {
+ return String.fromCharCode(0xFFFD) // UTF 8 invalid char
+ }
+}
+
+},{"base64-js":4,"ieee754":5,"is-array":6}],4:[function(_dereq_,module,exports){
+var lookup = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
+
+;(function (exports) {
+ 'use strict';
+
+ var Arr = (typeof Uint8Array !== 'undefined')
+ ? Uint8Array
+ : Array
+
+ var PLUS = '+'.charCodeAt(0)
+ var SLASH = '/'.charCodeAt(0)
+ var NUMBER = '0'.charCodeAt(0)
+ var LOWER = 'a'.charCodeAt(0)
+ var UPPER = 'A'.charCodeAt(0)
+ var PLUS_URL_SAFE = '-'.charCodeAt(0)
+ var SLASH_URL_SAFE = '_'.charCodeAt(0)
+
+ function decode (elt) {
+ var code = elt.charCodeAt(0)
+ if (code === PLUS ||
+ code === PLUS_URL_SAFE)
+ return 62 // '+'
+ if (code === SLASH ||
+ code === SLASH_URL_SAFE)
+ return 63 // '/'
+ if (code < NUMBER)
+ return -1 //no match
+ if (code < NUMBER + 10)
+ return code - NUMBER + 26 + 26
+ if (code < UPPER + 26)
+ return code - UPPER
+ if (code < LOWER + 26)
+ return code - LOWER + 26
+ }
+
+ function b64ToByteArray (b64) {
+ var i, j, l, tmp, placeHolders, arr
+
+ if (b64.length % 4 > 0) {
+ throw new Error('Invalid string. Length must be a multiple of 4')
+ }
+
+ // the number of equal signs (place holders)
+ // if there are two placeholders, than the two characters before it
+ // represent one byte
+ // if there is only one, then the three characters before it represent 2 bytes
+ // this is just a cheap hack to not do indexOf twice
+ var len = b64.length
+ placeHolders = '=' === b64.charAt(len - 2) ? 2 : '=' === b64.charAt(len - 1) ? 1 : 0
+
+ // base64 is 4/3 + up to two characters of the original data
+ arr = new Arr(b64.length * 3 / 4 - placeHolders)
+
+ // if there are placeholders, only get up to the last complete 4 chars
+ l = placeHolders > 0 ? b64.length - 4 : b64.length
+
+ var L = 0
+
+ function push (v) {
+ arr[L++] = v
+ }
+
+ for (i = 0, j = 0; i < l; i += 4, j += 3) {
+ tmp = (decode(b64.charAt(i)) << 18) | (decode(b64.charAt(i + 1)) << 12) | (decode(b64.charAt(i + 2)) << 6) | decode(b64.charAt(i + 3))
+ push((tmp & 0xFF0000) >> 16)
+ push((tmp & 0xFF00) >> 8)
+ push(tmp & 0xFF)
+ }
+
+ if (placeHolders === 2) {
+ tmp = (decode(b64.charAt(i)) << 2) | (decode(b64.charAt(i + 1)) >> 4)
+ push(tmp & 0xFF)
+ } else if (placeHolders === 1) {
+ tmp = (decode(b64.charAt(i)) << 10) | (decode(b64.charAt(i + 1)) << 4) | (decode(b64.charAt(i + 2)) >> 2)
+ push((tmp >> 8) & 0xFF)
+ push(tmp & 0xFF)
+ }
+
+ return arr
+ }
+
+ function uint8ToBase64 (uint8) {
+ var i,
+ extraBytes = uint8.length % 3, // if we have 1 byte left, pad 2 bytes
+ output = "",
+ temp, length
+
+ function encode (num) {
+ return lookup.charAt(num)
+ }
+
+ function tripletToBase64 (num) {
+ return encode(num >> 18 & 0x3F) + encode(num >> 12 & 0x3F) + encode(num >> 6 & 0x3F) + encode(num & 0x3F)
+ }
+
+ // go through the array every three bytes, we'll deal with trailing stuff later
+ for (i = 0, length = uint8.length - extraBytes; i < length; i += 3) {
+ temp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2])
+ output += tripletToBase64(temp)
+ }
+
+ // pad the end with zeros, but make sure to not forget the extra bytes
+ switch (extraBytes) {
+ case 1:
+ temp = uint8[uint8.length - 1]
+ output += encode(temp >> 2)
+ output += encode((temp << 4) & 0x3F)
+ output += '=='
+ break
+ case 2:
+ temp = (uint8[uint8.length - 2] << 8) + (uint8[uint8.length - 1])
+ output += encode(temp >> 10)
+ output += encode((temp >> 4) & 0x3F)
+ output += encode((temp << 2) & 0x3F)
+ output += '='
+ break
+ }
+
+ return output
+ }
+
+ exports.toByteArray = b64ToByteArray
+ exports.fromByteArray = uint8ToBase64
+}(typeof exports === 'undefined' ? (this.base64js = {}) : exports))
+
+},{}],5:[function(_dereq_,module,exports){
+exports.read = function(buffer, offset, isLE, mLen, nBytes) {
+ var e, m,
+ eLen = nBytes * 8 - mLen - 1,
+ eMax = (1 << eLen) - 1,
+ eBias = eMax >> 1,
+ nBits = -7,
+ i = isLE ? (nBytes - 1) : 0,
+ d = isLE ? -1 : 1,
+ s = buffer[offset + i];
+
+ i += d;
+
+ e = s & ((1 << (-nBits)) - 1);
+ s >>= (-nBits);
+ nBits += eLen;
+ for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8);
+
+ m = e & ((1 << (-nBits)) - 1);
+ e >>= (-nBits);
+ nBits += mLen;
+ for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8);
+
+ if (e === 0) {
+ e = 1 - eBias;
+ } else if (e === eMax) {
+ return m ? NaN : ((s ? -1 : 1) * Infinity);
+ } else {
+ m = m + Math.pow(2, mLen);
+ e = e - eBias;
+ }
+ return (s ? -1 : 1) * m * Math.pow(2, e - mLen);
+};
+
+exports.write = function(buffer, value, offset, isLE, mLen, nBytes) {
+ var e, m, c,
+ eLen = nBytes * 8 - mLen - 1,
+ eMax = (1 << eLen) - 1,
+ eBias = eMax >> 1,
+ rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0),
+ i = isLE ? 0 : (nBytes - 1),
+ d = isLE ? 1 : -1,
+ s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0;
+
+ value = Math.abs(value);
+
+ if (isNaN(value) || value === Infinity) {
+ m = isNaN(value) ? 1 : 0;
+ e = eMax;
+ } else {
+ e = Math.floor(Math.log(value) / Math.LN2);
+ if (value * (c = Math.pow(2, -e)) < 1) {
+ e--;
+ c *= 2;
+ }
+ if (e + eBias >= 1) {
+ value += rt / c;
+ } else {
+ value += rt * Math.pow(2, 1 - eBias);
+ }
+ if (value * c >= 2) {
+ e++;
+ c /= 2;
+ }
+
+ if (e + eBias >= eMax) {
+ m = 0;
+ e = eMax;
+ } else if (e + eBias >= 1) {
+ m = (value * c - 1) * Math.pow(2, mLen);
+ e = e + eBias;
+ } else {
+ m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen);
+ e = 0;
+ }
+ }
+
+ for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8);
+
+ e = (e << mLen) | m;
+ eLen += mLen;
+ for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8);
+
+ buffer[offset + i - d] |= s * 128;
+};
+
+},{}],6:[function(_dereq_,module,exports){
+
+/**
+ * isArray
+ */
+
+var isArray = Array.isArray;
+
+/**
+ * toString
+ */
+
+var str = Object.prototype.toString;
+
+/**
+ * Whether or not the given `val`
+ * is an array.
+ *
+ * example:
+ *
+ * isArray([]);
+ * // > true
+ * isArray(arguments);
+ * // > false
+ * isArray('');
+ * // > false
+ *
+ * @param {mixed} val
+ * @return {bool}
+ */
+
+module.exports = isArray || function (val) {
+ return !! val && '[object Array]' == str.call(val);
+};
+
+},{}],7:[function(_dereq_,module,exports){
+(function (process){
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+// resolves . and .. elements in a path array with directory names there
+// must be no slashes, empty elements, or device names (c:\) in the array
+// (so also no leading and trailing slashes - it does not distinguish
+// relative and absolute paths)
+function normalizeArray(parts, allowAboveRoot) {
+ // if the path tries to go above the root, `up` ends up > 0
+ var up = 0;
+ for (var i = parts.length - 1; i >= 0; i--) {
+ var last = parts[i];
+ if (last === '.') {
+ parts.splice(i, 1);
+ } else if (last === '..') {
+ parts.splice(i, 1);
+ up++;
+ } else if (up) {
+ parts.splice(i, 1);
+ up--;
+ }
+ }
+
+ // if the path is allowed to go above the root, restore leading ..s
+ if (allowAboveRoot) {
+ for (; up--; up) {
+ parts.unshift('..');
+ }
+ }
+
+ return parts;
+}
+
+// Split a filename into [root, dir, basename, ext], unix version
+// 'root' is just a slash, or nothing.
+var splitPathRe =
+ /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;
+var splitPath = function(filename) {
+ return splitPathRe.exec(filename).slice(1);
+};
+
+// path.resolve([from ...], to)
+// posix version
+exports.resolve = function() {
+ var resolvedPath = '',
+ resolvedAbsolute = false;
+
+ for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) {
+ var path = (i >= 0) ? arguments[i] : process.cwd();
+
+ // Skip empty and invalid entries
+ if (typeof path !== 'string') {
+ throw new TypeError('Arguments to path.resolve must be strings');
+ } else if (!path) {
+ continue;
+ }
+
+ resolvedPath = path + '/' + resolvedPath;
+ resolvedAbsolute = path.charAt(0) === '/';
+ }
+
+ // At this point the path should be resolved to a full absolute path, but
+ // handle relative paths to be safe (might happen when process.cwd() fails)
+
+ // Normalize the path
+ resolvedPath = normalizeArray(filter(resolvedPath.split('/'), function(p) {
+ return !!p;
+ }), !resolvedAbsolute).join('/');
+
+ return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.';
+};
+
+// path.normalize(path)
+// posix version
+exports.normalize = function(path) {
+ var isAbsolute = exports.isAbsolute(path),
+ trailingSlash = substr(path, -1) === '/';
+
+ // Normalize the path
+ path = normalizeArray(filter(path.split('/'), function(p) {
+ return !!p;
+ }), !isAbsolute).join('/');
+
+ if (!path && !isAbsolute) {
+ path = '.';
+ }
+ if (path && trailingSlash) {
+ path += '/';
+ }
+
+ return (isAbsolute ? '/' : '') + path;
+};
+
+// posix version
+exports.isAbsolute = function(path) {
+ return path.charAt(0) === '/';
+};
+
+// posix version
+exports.join = function() {
+ var paths = Array.prototype.slice.call(arguments, 0);
+ return exports.normalize(filter(paths, function(p, index) {
+ if (typeof p !== 'string') {
+ throw new TypeError('Arguments to path.join must be strings');
+ }
+ return p;
+ }).join('/'));
+};
+
+
+// path.relative(from, to)
+// posix version
+exports.relative = function(from, to) {
+ from = exports.resolve(from).substr(1);
+ to = exports.resolve(to).substr(1);
+
+ function trim(arr) {
+ var start = 0;
+ for (; start < arr.length; start++) {
+ if (arr[start] !== '') break;
+ }
+
+ var end = arr.length - 1;
+ for (; end >= 0; end--) {
+ if (arr[end] !== '') break;
+ }
+
+ if (start > end) return [];
+ return arr.slice(start, end - start + 1);
+ }
+
+ var fromParts = trim(from.split('/'));
+ var toParts = trim(to.split('/'));
+
+ var length = Math.min(fromParts.length, toParts.length);
+ var samePartsLength = length;
+ for (var i = 0; i < length; i++) {
+ if (fromParts[i] !== toParts[i]) {
+ samePartsLength = i;
+ break;
+ }
+ }
+
+ var outputParts = [];
+ for (var i = samePartsLength; i < fromParts.length; i++) {
+ outputParts.push('..');
+ }
+
+ outputParts = outputParts.concat(toParts.slice(samePartsLength));
+
+ return outputParts.join('/');
+};
+
+exports.sep = '/';
+exports.delimiter = ':';
+
+exports.dirname = function(path) {
+ var result = splitPath(path),
+ root = result[0],
+ dir = result[1];
+
+ if (!root && !dir) {
+ // No dirname whatsoever
+ return '.';
+ }
+
+ if (dir) {
+ // It has a dirname, strip trailing slash
+ dir = dir.substr(0, dir.length - 1);
+ }
+
+ return root + dir;
+};
+
+
+exports.basename = function(path, ext) {
+ var f = splitPath(path)[2];
+ // TODO: make this comparison case-insensitive on windows?
+ if (ext && f.substr(-1 * ext.length) === ext) {
+ f = f.substr(0, f.length - ext.length);
+ }
+ return f;
+};
+
+
+exports.extname = function(path) {
+ return splitPath(path)[3];
+};
+
+function filter (xs, f) {
+ if (xs.filter) return xs.filter(f);
+ var res = [];
+ for (var i = 0; i < xs.length; i++) {
+ if (f(xs[i], i, xs)) res.push(xs[i]);
+ }
+ return res;
+}
+
+// String.prototype.substr - negative index don't work in IE8
+var substr = 'ab'.substr(-1) === 'b'
+ ? function (str, start, len) { return str.substr(start, len) }
+ : function (str, start, len) {
+ if (start < 0) start = str.length + start;
+ return str.substr(start, len);
+ }
+;
+
+}).call(this,_dereq_('_process'))
+},{"_process":8}],8:[function(_dereq_,module,exports){
+// shim for using process in browser
+
+var process = module.exports = {};
+var queue = [];
+var draining = false;
+
+function drainQueue() {
+ if (draining) {
+ return;
+ }
+ draining = true;
+ var currentQueue;
+ var len = queue.length;
+ while(len) {
+ currentQueue = queue;
+ queue = [];
+ var i = -1;
+ while (++i < len) {
+ currentQueue[i]();
+ }
+ len = queue.length;
+ }
+ draining = false;
+}
+process.nextTick = function (fun) {
+ queue.push(fun);
+ if (!draining) {
+ setTimeout(drainQueue, 0);
+ }
+};
+
+process.title = 'browser';
+process.browser = true;
+process.env = {};
+process.argv = [];
+process.version = ''; // empty string to avoid regexp issues
+process.versions = {};
+
+function noop() {}
+
+process.on = noop;
+process.addListener = noop;
+process.once = noop;
+process.off = noop;
+process.removeListener = noop;
+process.removeAllListeners = noop;
+process.emit = noop;
+
+process.binding = function (name) {
+ throw new Error('process.binding is not supported');
+};
+
+// TODO(shtylman)
+process.cwd = function () { return '/' };
+process.chdir = function (dir) {
+ throw new Error('process.chdir is not supported');
+};
+process.umask = function() { return 0; };
+
+},{}],9:[function(_dereq_,module,exports){
+/*
+ Copyright (C) 2013 Ariya Hidayat <ariya.hidayat@gmail.com>
+ Copyright (C) 2013 Thaddee Tyl <thaddee.tyl@gmail.com>
+ Copyright (C) 2012 Ariya Hidayat <ariya.hidayat@gmail.com>
+ Copyright (C) 2012 Mathias Bynens <mathias@qiwi.be>
+ Copyright (C) 2012 Joost-Wim Boekesteijn <joost-wim@boekesteijn.nl>
+ Copyright (C) 2012 Kris Kowal <kris.kowal@cixar.com>
+ Copyright (C) 2012 Yusuke Suzuki <utatane.tea@gmail.com>
+ Copyright (C) 2012 Arpad Borsos <arpad.borsos@googlemail.com>
+ Copyright (C) 2011 Ariya Hidayat <ariya.hidayat@gmail.com>
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
+ DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+(function (root, factory) {
+ 'use strict';
+
+ // Universal Module Definition (UMD) to support AMD, CommonJS/Node.js,
+ // Rhino, and plain browser loading.
+
+ /* istanbul ignore next */
+ if (typeof define === 'function' && define.amd) {
+ define(['exports'], factory);
+ } else if (typeof exports !== 'undefined') {
+ factory(exports);
+ } else {
+ factory((root.esprima = {}));
+ }
+}(this, function (exports) {
+ 'use strict';
+
+ var Token,
+ TokenName,
+ FnExprTokens,
+ Syntax,
+ PropertyKind,
+ Messages,
+ Regex,
+ SyntaxTreeDelegate,
+ XHTMLEntities,
+ ClassPropertyType,
+ source,
+ strict,
+ index,
+ lineNumber,
+ lineStart,
+ length,
+ delegate,
+ lookahead,
+ state,
+ extra;
+
+ Token = {
+ BooleanLiteral: 1,
+ EOF: 2,
+ Identifier: 3,
+ Keyword: 4,
+ NullLiteral: 5,
+ NumericLiteral: 6,
+ Punctuator: 7,
+ StringLiteral: 8,
+ RegularExpression: 9,
+ Template: 10,
+ JSXIdentifier: 11,
+ JSXText: 12
+ };
+
+ TokenName = {};
+ TokenName[Token.BooleanLiteral] = 'Boolean';
+ TokenName[Token.EOF] = '<end>';
+ TokenName[Token.Identifier] = 'Identifier';
+ TokenName[Token.Keyword] = 'Keyword';
+ TokenName[Token.NullLiteral] = 'Null';
+ TokenName[Token.NumericLiteral] = 'Numeric';
+ TokenName[Token.Punctuator] = 'Punctuator';
+ TokenName[Token.StringLiteral] = 'String';
+ TokenName[Token.JSXIdentifier] = 'JSXIdentifier';
+ TokenName[Token.JSXText] = 'JSXText';
+ TokenName[Token.RegularExpression] = 'RegularExpression';
+
+ // A function following one of those tokens is an expression.
+ FnExprTokens = ['(', '{', '[', 'in', 'typeof', 'instanceof', 'new',
+ 'return', 'case', 'delete', 'throw', 'void',
+ // assignment operators
+ '=', '+=', '-=', '*=', '/=', '%=', '<<=', '>>=', '>>>=',
+ '&=', '|=', '^=', ',',
+ // binary/unary operators
+ '+', '-', '*', '/', '%', '++', '--', '<<', '>>', '>>>', '&',
+ '|', '^', '!', '~', '&&', '||', '?', ':', '===', '==', '>=',
+ '<=', '<', '>', '!=', '!=='];
+
+ Syntax = {
+ AnyTypeAnnotation: 'AnyTypeAnnotation',
+ ArrayExpression: 'ArrayExpression',
+ ArrayPattern: 'ArrayPattern',
+ ArrayTypeAnnotation: 'ArrayTypeAnnotation',
+ ArrowFunctionExpression: 'ArrowFunctionExpression',
+ AssignmentExpression: 'AssignmentExpression',
+ BinaryExpression: 'BinaryExpression',
+ BlockStatement: 'BlockStatement',
+ BooleanTypeAnnotation: 'BooleanTypeAnnotation',
+ BreakStatement: 'BreakStatement',
+ CallExpression: 'CallExpression',
+ CatchClause: 'CatchClause',
+ ClassBody: 'ClassBody',
+ ClassDeclaration: 'ClassDeclaration',
+ ClassExpression: 'ClassExpression',
+ ClassImplements: 'ClassImplements',
+ ClassProperty: 'ClassProperty',
+ ComprehensionBlock: 'ComprehensionBlock',
+ ComprehensionExpression: 'ComprehensionExpression',
+ ConditionalExpression: 'ConditionalExpression',
+ ContinueStatement: 'ContinueStatement',
+ DebuggerStatement: 'DebuggerStatement',
+ DeclareClass: 'DeclareClass',
+ DeclareFunction: 'DeclareFunction',
+ DeclareModule: 'DeclareModule',
+ DeclareVariable: 'DeclareVariable',
+ DoWhileStatement: 'DoWhileStatement',
+ EmptyStatement: 'EmptyStatement',
+ ExportDeclaration: 'ExportDeclaration',
+ ExportBatchSpecifier: 'ExportBatchSpecifier',
+ ExportSpecifier: 'ExportSpecifier',
+ ExpressionStatement: 'ExpressionStatement',
+ ForInStatement: 'ForInStatement',
+ ForOfStatement: 'ForOfStatement',
+ ForStatement: 'ForStatement',
+ FunctionDeclaration: 'FunctionDeclaration',
+ FunctionExpression: 'FunctionExpression',
+ FunctionTypeAnnotation: 'FunctionTypeAnnotation',
+ FunctionTypeParam: 'FunctionTypeParam',
+ GenericTypeAnnotation: 'GenericTypeAnnotation',
+ Identifier: 'Identifier',
+ IfStatement: 'IfStatement',
+ ImportDeclaration: 'ImportDeclaration',
+ ImportDefaultSpecifier: 'ImportDefaultSpecifier',
+ ImportNamespaceSpecifier: 'ImportNamespaceSpecifier',
+ ImportSpecifier: 'ImportSpecifier',
+ InterfaceDeclaration: 'InterfaceDeclaration',
+ InterfaceExtends: 'InterfaceExtends',
+ IntersectionTypeAnnotation: 'IntersectionTypeAnnotation',
+ LabeledStatement: 'LabeledStatement',
+ Literal: 'Literal',
+ LogicalExpression: 'LogicalExpression',
+ MemberExpression: 'MemberExpression',
+ MethodDefinition: 'MethodDefinition',
+ ModuleSpecifier: 'ModuleSpecifier',
+ NewExpression: 'NewExpression',
+ NullableTypeAnnotation: 'NullableTypeAnnotation',
+ NumberTypeAnnotation: 'NumberTypeAnnotation',
+ ObjectExpression: 'ObjectExpression',
+ ObjectPattern: 'ObjectPattern',
+ ObjectTypeAnnotation: 'ObjectTypeAnnotation',
+ ObjectTypeCallProperty: 'ObjectTypeCallProperty',
+ ObjectTypeIndexer: 'ObjectTypeIndexer',
+ ObjectTypeProperty: 'ObjectTypeProperty',
+ Program: 'Program',
+ Property: 'Property',
+ QualifiedTypeIdentifier: 'QualifiedTypeIdentifier',
+ ReturnStatement: 'ReturnStatement',
+ SequenceExpression: 'SequenceExpression',
+ SpreadElement: 'SpreadElement',
+ SpreadProperty: 'SpreadProperty',
+ StringLiteralTypeAnnotation: 'StringLiteralTypeAnnotation',
+ StringTypeAnnotation: 'StringTypeAnnotation',
+ SwitchCase: 'SwitchCase',
+ SwitchStatement: 'SwitchStatement',
+ TaggedTemplateExpression: 'TaggedTemplateExpression',
+ TemplateElement: 'TemplateElement',
+ TemplateLiteral: 'TemplateLiteral',
+ ThisExpression: 'ThisExpression',
+ ThrowStatement: 'ThrowStatement',
+ TupleTypeAnnotation: 'TupleTypeAnnotation',
+ TryStatement: 'TryStatement',
+ TypeAlias: 'TypeAlias',
+ TypeAnnotation: 'TypeAnnotation',
+ TypeCastExpression: 'TypeCastExpression',
+ TypeofTypeAnnotation: 'TypeofTypeAnnotation',
+ TypeParameterDeclaration: 'TypeParameterDeclaration',
+ TypeParameterInstantiation: 'TypeParameterInstantiation',
+ UnaryExpression: 'UnaryExpression',
+ UnionTypeAnnotation: 'UnionTypeAnnotation',
+ UpdateExpression: 'UpdateExpression',
+ VariableDeclaration: 'VariableDeclaration',
+ VariableDeclarator: 'VariableDeclarator',
+ VoidTypeAnnotation: 'VoidTypeAnnotation',
+ WhileStatement: 'WhileStatement',
+ WithStatement: 'WithStatement',
+ JSXIdentifier: 'JSXIdentifier',
+ JSXNamespacedName: 'JSXNamespacedName',
+ JSXMemberExpression: 'JSXMemberExpression',
+ JSXEmptyExpression: 'JSXEmptyExpression',
+ JSXExpressionContainer: 'JSXExpressionContainer',
+ JSXElement: 'JSXElement',
+ JSXClosingElement: 'JSXClosingElement',
+ JSXOpeningElement: 'JSXOpeningElement',
+ JSXAttribute: 'JSXAttribute',
+ JSXSpreadAttribute: 'JSXSpreadAttribute',
+ JSXText: 'JSXText',
+ YieldExpression: 'YieldExpression',
+ AwaitExpression: 'AwaitExpression'
+ };
+
+ PropertyKind = {
+ Data: 1,
+ Get: 2,
+ Set: 4
+ };
+
+ ClassPropertyType = {
+ 'static': 'static',
+ prototype: 'prototype'
+ };
+
+ // Error messages should be identical to V8.
+ Messages = {
+ UnexpectedToken: 'Unexpected token %0',
+ UnexpectedNumber: 'Unexpected number',
+ UnexpectedString: 'Unexpected string',
+ UnexpectedIdentifier: 'Unexpected identifier',
+ UnexpectedReserved: 'Unexpected reserved word',
+ UnexpectedTemplate: 'Unexpected quasi %0',
+ UnexpectedEOS: 'Unexpected end of input',
+ NewlineAfterThrow: 'Illegal newline after throw',
+ InvalidRegExp: 'Invalid regular expression',
+ UnterminatedRegExp: 'Invalid regular expression: missing /',
+ InvalidLHSInAssignment: 'Invalid left-hand side in assignment',
+ InvalidLHSInFormalsList: 'Invalid left-hand side in formals list',
+ InvalidLHSInForIn: 'Invalid left-hand side in for-in',
+ MultipleDefaultsInSwitch: 'More than one default clause in switch statement',
+ NoCatchOrFinally: 'Missing catch or finally after try',
+ UnknownLabel: 'Undefined label \'%0\'',
+ Redeclaration: '%0 \'%1\' has already been declared',
+ IllegalContinue: 'Illegal continue statement',
+ IllegalBreak: 'Illegal break statement',
+ IllegalDuplicateClassProperty: 'Illegal duplicate property in class definition',
+ IllegalClassConstructorProperty: 'Illegal constructor property in class definition',
+ IllegalReturn: 'Illegal return statement',
+ IllegalSpread: 'Illegal spread element',
+ StrictModeWith: 'Strict mode code may not include a with statement',
+ StrictCatchVariable: 'Catch variable may not be eval or arguments in strict mode',
+ StrictVarName: 'Variable name may not be eval or arguments in strict mode',
+ StrictParamName: 'Parameter name eval or arguments is not allowed in strict mode',
+ StrictParamDupe: 'Strict mode function may not have duplicate parameter names',
+ ParameterAfterRestParameter: 'Rest parameter must be final parameter of an argument list',
+ DefaultRestParameter: 'Rest parameter can not have a default value',
+ ElementAfterSpreadElement: 'Spread must be the final element of an element list',
+ PropertyAfterSpreadProperty: 'A rest property must be the final property of an object literal',
+ ObjectPatternAsRestParameter: 'Invalid rest parameter',
+ ObjectPatternAsSpread: 'Invalid spread argument',
+ StrictFunctionName: 'Function name may not be eval or arguments in strict mode',
+ StrictOctalLiteral: 'Octal literals are not allowed in strict mode.',
+ StrictDelete: 'Delete of an unqualified identifier in strict mode.',
+ StrictDuplicateProperty: 'Duplicate data property in object literal not allowed in strict mode',
+ AccessorDataProperty: 'Object literal may not have data and accessor property with the same name',
+ AccessorGetSet: 'Object literal may not have multiple get/set accessors with the same name',
+ StrictLHSAssignment: 'Assignment to eval or arguments is not allowed in strict mode',
+ StrictLHSPostfix: 'Postfix increment/decrement may not have eval or arguments operand in strict mode',
+ StrictLHSPrefix: 'Prefix increment/decrement may not have eval or arguments operand in strict mode',
+ StrictReservedWord: 'Use of future reserved word in strict mode',
+ MissingFromClause: 'Missing from clause',
+ NoAsAfterImportNamespace: 'Missing as after import *',
+ InvalidModuleSpecifier: 'Invalid module specifier',
+ IllegalImportDeclaration: 'Illegal import declaration',
+ IllegalExportDeclaration: 'Illegal export declaration',
+ NoUninitializedConst: 'Const must be initialized',
+ ComprehensionRequiresBlock: 'Comprehension must have at least one block',
+ ComprehensionError: 'Comprehension Error',
+ EachNotAllowed: 'Each is not supported',
+ InvalidJSXAttributeValue: 'JSX value should be either an expression or a quoted JSX text',
+ ExpectedJSXClosingTag: 'Expected corresponding JSX closing tag for %0',
+ AdjacentJSXElements: 'Adjacent JSX elements must be wrapped in an enclosing tag',
+ ConfusedAboutFunctionType: 'Unexpected token =>. It looks like ' +
+ 'you are trying to write a function type, but you ended up ' +
+ 'writing a grouped type followed by an =>, which is a syntax ' +
+ 'error. Remember, function type parameters are named so function ' +
+ 'types look like (name1: type1, name2: type2) => returnType. You ' +
+ 'probably wrote (type1) => returnType'
+ };
+
+ // See also tools/generate-unicode-regex.py.
+ Regex = {
+ NonAsciiIdentifierStart: new RegExp('[\xaa\xb5\xba\xc0-\xd6\xd8-\xf6\xf8-\u02c1\u02c6-\u02d1\u02e0-\u02e4\u02ec\u02ee\u0370-\u0374\u0376\u0377\u037a-\u037d\u0386\u0388-\u038a\u038c\u038e-\u03a1\u03a3-\u03f5\u03f7-\u0481\u048a-\u0527\u0531-\u0556\u0559\u0561-\u0587\u05d0-\u05ea\u05f0-\u05f2\u0620-\u064a\u066e\u066f\u0671-\u06d3\u06d5\u06e5\u06e6\u06ee\u06ef\u06fa-\u06fc\u06ff\u0710\u0712-\u072f\u074d-\u07a5\u07b1\u07ca-\u07ea\u07f4\u07f5\u07fa\u0800-\u0815\u081a\u0824\u0828\u0840-\u0858\u08a0\u08a2-\u08ac\u0904-\u0939\u093d\u0950\u0958-\u0961\u0971-\u0977\u0979-\u097f\u0985-\u098c\u098f\u0990\u0993-\u09a8\u09aa-\u09b0\u09b2\u09b6-\u09b9\u09bd\u09ce\u09dc\u09dd\u09df-\u09e1\u09f0\u09f1\u0a05-\u0a0a\u0a0f\u0a10\u0a13-\u0a28\u0a2a-\u0a30\u0a32\u0a33\u0a35\u0a36\u0a38\u0a39\u0a59-\u0a5c\u0a5e\u0a72-\u0a74\u0a85-\u0a8d\u0a8f-\u0a91\u0a93-\u0aa8\u0aaa-\u0ab0\u0ab2\u0ab3\u0ab5-\u0ab9\u0abd\u0ad0\u0ae0\u0ae1\u0b05-\u0b0c\u0b0f\u0b10\u0b13-\u0b28\u0b2a-\u0b30\u0b32\u0b33\u0b35-\u0b39\u0b3d\u0b5c\u0b5d\u0b5f-\u0b61\u0b71\u0b83\u0b85-\u0b8a\u0b8e-\u0b90\u0b92-\u0b95\u0b99\u0b9a\u0b9c\u0b9e\u0b9f\u0ba3\u0ba4\u0ba8-\u0baa\u0bae-\u0bb9\u0bd0\u0c05-\u0c0c\u0c0e-\u0c10\u0c12-\u0c28\u0c2a-\u0c33\u0c35-\u0c39\u0c3d\u0c58\u0c59\u0c60\u0c61\u0c85-\u0c8c\u0c8e-\u0c90\u0c92-\u0ca8\u0caa-\u0cb3\u0cb5-\u0cb9\u0cbd\u0cde\u0ce0\u0ce1\u0cf1\u0cf2\u0d05-\u0d0c\u0d0e-\u0d10\u0d12-\u0d3a\u0d3d\u0d4e\u0d60\u0d61\u0d7a-\u0d7f\u0d85-\u0d96\u0d9a-\u0db1\u0db3-\u0dbb\u0dbd\u0dc0-\u0dc6\u0e01-\u0e30\u0e32\u0e33\u0e40-\u0e46\u0e81\u0e82\u0e84\u0e87\u0e88\u0e8a\u0e8d\u0e94-\u0e97\u0e99-\u0e9f\u0ea1-\u0ea3\u0ea5\u0ea7\u0eaa\u0eab\u0ead-\u0eb0\u0eb2\u0eb3\u0ebd\u0ec0-\u0ec4\u0ec6\u0edc-\u0edf\u0f00\u0f40-\u0f47\u0f49-\u0f6c\u0f88-\u0f8c\u1000-\u102a\u103f\u1050-\u1055\u105a-\u105d\u1061\u1065\u1066\u106e-\u1070\u1075-\u1081\u108e\u10a0-\u10c5\u10c7\u10cd\u10d0-\u10fa\u10fc-\u1248\u124a-\u124d\u1250-\u1256\u1258\u125a-\u125d\u1260-\u1288\u128a-\u128d\u1290-\u12b0\u12b2-\u12b5\u12b8-\u12be\u12c0\u12c2-\u12c5\u12c8-\u12d6\u12d8-\u1310\u1312-\u1315\u1318-\u135a\u1380-\u138f\u13a0-\u13f4\u1401-\u166c\u166f-\u167f\u1681-\u169a\u16a0-\u16ea\u16ee-\u16f0\u1700-\u170c\u170e-\u1711\u1720-\u1731\u1740-\u1751\u1760-\u176c\u176e-\u1770\u1780-\u17b3\u17d7\u17dc\u1820-\u1877\u1880-\u18a8\u18aa\u18b0-\u18f5\u1900-\u191c\u1950-\u196d\u1970-\u1974\u1980-\u19ab\u19c1-\u19c7\u1a00-\u1a16\u1a20-\u1a54\u1aa7\u1b05-\u1b33\u1b45-\u1b4b\u1b83-\u1ba0\u1bae\u1baf\u1bba-\u1be5\u1c00-\u1c23\u1c4d-\u1c4f\u1c5a-\u1c7d\u1ce9-\u1cec\u1cee-\u1cf1\u1cf5\u1cf6\u1d00-\u1dbf\u1e00-\u1f15\u1f18-\u1f1d\u1f20-\u1f45\u1f48-\u1f4d\u1f50-\u1f57\u1f59\u1f5b\u1f5d\u1f5f-\u1f7d\u1f80-\u1fb4\u1fb6-\u1fbc\u1fbe\u1fc2-\u1fc4\u1fc6-\u1fcc\u1fd0-\u1fd3\u1fd6-\u1fdb\u1fe0-\u1fec\u1ff2-\u1ff4\u1ff6-\u1ffc\u2071\u207f\u2090-\u209c\u2102\u2107\u210a-\u2113\u2115\u2119-\u211d\u2124\u2126\u2128\u212a-\u212d\u212f-\u2139\u213c-\u213f\u2145-\u2149\u214e\u2160-\u2188\u2c00-\u2c2e\u2c30-\u2c5e\u2c60-\u2ce4\u2ceb-\u2cee\u2cf2\u2cf3\u2d00-\u2d25\u2d27\u2d2d\u2d30-\u2d67\u2d6f\u2d80-\u2d96\u2da0-\u2da6\u2da8-\u2dae\u2db0-\u2db6\u2db8-\u2dbe\u2dc0-\u2dc6\u2dc8-\u2dce\u2dd0-\u2dd6\u2dd8-\u2dde\u2e2f\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303c\u3041-\u3096\u309d-\u309f\u30a1-\u30fa\u30fc-\u30ff\u3105-\u312d\u3131-\u318e\u31a0-\u31ba\u31f0-\u31ff\u3400-\u4db5\u4e00-\u9fcc\ua000-\ua48c\ua4d0-\ua4fd\ua500-\ua60c\ua610-\ua61f\ua62a\ua62b\ua640-\ua66e\ua67f-\ua697\ua6a0-\ua6ef\ua717-\ua71f\ua722-\ua788\ua78b-\ua78e\ua790-\ua793\ua7a0-\ua7aa\ua7f8-\ua801\ua803-\ua805\ua807-\ua80a\ua80c-\ua822\ua840-\ua873\ua882-\ua8b3\ua8f2-\ua8f7\ua8fb\ua90a-\ua925\ua930-\ua946\ua960-\ua97c\ua984-\ua9b2\ua9cf\uaa00-\uaa28\uaa40-\uaa42\uaa44-\uaa4b\uaa60-\uaa76\uaa7a\uaa80-\uaaaf\uaab1\uaab5\uaab6\uaab9-\uaabd\uaac0\uaac2\uaadb-\uaadd\uaae0-\uaaea\uaaf2-\uaaf4\uab01-\uab06\uab09-\uab0e\uab11-\uab16\uab20-\uab26\uab28-\uab2e\uabc0-\uabe2\uac00-\ud7a3\ud7b0-\ud7c6\ud7cb-\ud7fb\uf900-\ufa6d\ufa70-\ufad9\ufb00-\ufb06\ufb13-\ufb17\ufb1d\ufb1f-\ufb28\ufb2a-\ufb36\ufb38-\ufb3c\ufb3e\ufb40\ufb41\ufb43\ufb44\ufb46-\ufbb1\ufbd3-\ufd3d\ufd50-\ufd8f\ufd92-\ufdc7\ufdf0-\ufdfb\ufe70-\ufe74\ufe76-\ufefc\uff21-\uff3a\uff41-\uff5a\uff66-\uffbe\uffc2-\uffc7\uffca-\uffcf\uffd2-\uffd7\uffda-\uffdc]'),
+ NonAsciiIdentifierPart: new RegExp('[\xaa\xb5\xba\xc0-\xd6\xd8-\xf6\xf8-\u02c1\u02c6-\u02d1\u02e0-\u02e4\u02ec\u02ee\u0300-\u0374\u0376\u0377\u037a-\u037d\u0386\u0388-\u038a\u038c\u038e-\u03a1\u03a3-\u03f5\u03f7-\u0481\u0483-\u0487\u048a-\u0527\u0531-\u0556\u0559\u0561-\u0587\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u05d0-\u05ea\u05f0-\u05f2\u0610-\u061a\u0620-\u0669\u066e-\u06d3\u06d5-\u06dc\u06df-\u06e8\u06ea-\u06fc\u06ff\u0710-\u074a\u074d-\u07b1\u07c0-\u07f5\u07fa\u0800-\u082d\u0840-\u085b\u08a0\u08a2-\u08ac\u08e4-\u08fe\u0900-\u0963\u0966-\u096f\u0971-\u0977\u0979-\u097f\u0981-\u0983\u0985-\u098c\u098f\u0990\u0993-\u09a8\u09aa-\u09b0\u09b2\u09b6-\u09b9\u09bc-\u09c4\u09c7\u09c8\u09cb-\u09ce\u09d7\u09dc\u09dd\u09df-\u09e3\u09e6-\u09f1\u0a01-\u0a03\u0a05-\u0a0a\u0a0f\u0a10\u0a13-\u0a28\u0a2a-\u0a30\u0a32\u0a33\u0a35\u0a36\u0a38\u0a39\u0a3c\u0a3e-\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a59-\u0a5c\u0a5e\u0a66-\u0a75\u0a81-\u0a83\u0a85-\u0a8d\u0a8f-\u0a91\u0a93-\u0aa8\u0aaa-\u0ab0\u0ab2\u0ab3\u0ab5-\u0ab9\u0abc-\u0ac5\u0ac7-\u0ac9\u0acb-\u0acd\u0ad0\u0ae0-\u0ae3\u0ae6-\u0aef\u0b01-\u0b03\u0b05-\u0b0c\u0b0f\u0b10\u0b13-\u0b28\u0b2a-\u0b30\u0b32\u0b33\u0b35-\u0b39\u0b3c-\u0b44\u0b47\u0b48\u0b4b-\u0b4d\u0b56\u0b57\u0b5c\u0b5d\u0b5f-\u0b63\u0b66-\u0b6f\u0b71\u0b82\u0b83\u0b85-\u0b8a\u0b8e-\u0b90\u0b92-\u0b95\u0b99\u0b9a\u0b9c\u0b9e\u0b9f\u0ba3\u0ba4\u0ba8-\u0baa\u0bae-\u0bb9\u0bbe-\u0bc2\u0bc6-\u0bc8\u0bca-\u0bcd\u0bd0\u0bd7\u0be6-\u0bef\u0c01-\u0c03\u0c05-\u0c0c\u0c0e-\u0c10\u0c12-\u0c28\u0c2a-\u0c33\u0c35-\u0c39\u0c3d-\u0c44\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c58\u0c59\u0c60-\u0c63\u0c66-\u0c6f\u0c82\u0c83\u0c85-\u0c8c\u0c8e-\u0c90\u0c92-\u0ca8\u0caa-\u0cb3\u0cb5-\u0cb9\u0cbc-\u0cc4\u0cc6-\u0cc8\u0cca-\u0ccd\u0cd5\u0cd6\u0cde\u0ce0-\u0ce3\u0ce6-\u0cef\u0cf1\u0cf2\u0d02\u0d03\u0d05-\u0d0c\u0d0e-\u0d10\u0d12-\u0d3a\u0d3d-\u0d44\u0d46-\u0d48\u0d4a-\u0d4e\u0d57\u0d60-\u0d63\u0d66-\u0d6f\u0d7a-\u0d7f\u0d82\u0d83\u0d85-\u0d96\u0d9a-\u0db1\u0db3-\u0dbb\u0dbd\u0dc0-\u0dc6\u0dca\u0dcf-\u0dd4\u0dd6\u0dd8-\u0ddf\u0df2\u0df3\u0e01-\u0e3a\u0e40-\u0e4e\u0e50-\u0e59\u0e81\u0e82\u0e84\u0e87\u0e88\u0e8a\u0e8d\u0e94-\u0e97\u0e99-\u0e9f\u0ea1-\u0ea3\u0ea5\u0ea7\u0eaa\u0eab\u0ead-\u0eb9\u0ebb-\u0ebd\u0ec0-\u0ec4\u0ec6\u0ec8-\u0ecd\u0ed0-\u0ed9\u0edc-\u0edf\u0f00\u0f18\u0f19\u0f20-\u0f29\u0f35\u0f37\u0f39\u0f3e-\u0f47\u0f49-\u0f6c\u0f71-\u0f84\u0f86-\u0f97\u0f99-\u0fbc\u0fc6\u1000-\u1049\u1050-\u109d\u10a0-\u10c5\u10c7\u10cd\u10d0-\u10fa\u10fc-\u1248\u124a-\u124d\u1250-\u1256\u1258\u125a-\u125d\u1260-\u1288\u128a-\u128d\u1290-\u12b0\u12b2-\u12b5\u12b8-\u12be\u12c0\u12c2-\u12c5\u12c8-\u12d6\u12d8-\u1310\u1312-\u1315\u1318-\u135a\u135d-\u135f\u1380-\u138f\u13a0-\u13f4\u1401-\u166c\u166f-\u167f\u1681-\u169a\u16a0-\u16ea\u16ee-\u16f0\u1700-\u170c\u170e-\u1714\u1720-\u1734\u1740-\u1753\u1760-\u176c\u176e-\u1770\u1772\u1773\u1780-\u17d3\u17d7\u17dc\u17dd\u17e0-\u17e9\u180b-\u180d\u1810-\u1819\u1820-\u1877\u1880-\u18aa\u18b0-\u18f5\u1900-\u191c\u1920-\u192b\u1930-\u193b\u1946-\u196d\u1970-\u1974\u1980-\u19ab\u19b0-\u19c9\u19d0-\u19d9\u1a00-\u1a1b\u1a20-\u1a5e\u1a60-\u1a7c\u1a7f-\u1a89\u1a90-\u1a99\u1aa7\u1b00-\u1b4b\u1b50-\u1b59\u1b6b-\u1b73\u1b80-\u1bf3\u1c00-\u1c37\u1c40-\u1c49\u1c4d-\u1c7d\u1cd0-\u1cd2\u1cd4-\u1cf6\u1d00-\u1de6\u1dfc-\u1f15\u1f18-\u1f1d\u1f20-\u1f45\u1f48-\u1f4d\u1f50-\u1f57\u1f59\u1f5b\u1f5d\u1f5f-\u1f7d\u1f80-\u1fb4\u1fb6-\u1fbc\u1fbe\u1fc2-\u1fc4\u1fc6-\u1fcc\u1fd0-\u1fd3\u1fd6-\u1fdb\u1fe0-\u1fec\u1ff2-\u1ff4\u1ff6-\u1ffc\u200c\u200d\u203f\u2040\u2054\u2071\u207f\u2090-\u209c\u20d0-\u20dc\u20e1\u20e5-\u20f0\u2102\u2107\u210a-\u2113\u2115\u2119-\u211d\u2124\u2126\u2128\u212a-\u212d\u212f-\u2139\u213c-\u213f\u2145-\u2149\u214e\u2160-\u2188\u2c00-\u2c2e\u2c30-\u2c5e\u2c60-\u2ce4\u2ceb-\u2cf3\u2d00-\u2d25\u2d27\u2d2d\u2d30-\u2d67\u2d6f\u2d7f-\u2d96\u2da0-\u2da6\u2da8-\u2dae\u2db0-\u2db6\u2db8-\u2dbe\u2dc0-\u2dc6\u2dc8-\u2dce\u2dd0-\u2dd6\u2dd8-\u2dde\u2de0-\u2dff\u2e2f\u3005-\u3007\u3021-\u302f\u3031-\u3035\u3038-\u303c\u3041-\u3096\u3099\u309a\u309d-\u309f\u30a1-\u30fa\u30fc-\u30ff\u3105-\u312d\u3131-\u318e\u31a0-\u31ba\u31f0-\u31ff\u3400-\u4db5\u4e00-\u9fcc\ua000-\ua48c\ua4d0-\ua4fd\ua500-\ua60c\ua610-\ua62b\ua640-\ua66f\ua674-\ua67d\ua67f-\ua697\ua69f-\ua6f1\ua717-\ua71f\ua722-\ua788\ua78b-\ua78e\ua790-\ua793\ua7a0-\ua7aa\ua7f8-\ua827\ua840-\ua873\ua880-\ua8c4\ua8d0-\ua8d9\ua8e0-\ua8f7\ua8fb\ua900-\ua92d\ua930-\ua953\ua960-\ua97c\ua980-\ua9c0\ua9cf-\ua9d9\uaa00-\uaa36\uaa40-\uaa4d\uaa50-\uaa59\uaa60-\uaa76\uaa7a\uaa7b\uaa80-\uaac2\uaadb-\uaadd\uaae0-\uaaef\uaaf2-\uaaf6\uab01-\uab06\uab09-\uab0e\uab11-\uab16\uab20-\uab26\uab28-\uab2e\uabc0-\uabea\uabec\uabed\uabf0-\uabf9\uac00-\ud7a3\ud7b0-\ud7c6\ud7cb-\ud7fb\uf900-\ufa6d\ufa70-\ufad9\ufb00-\ufb06\ufb13-\ufb17\ufb1d-\ufb28\ufb2a-\ufb36\ufb38-\ufb3c\ufb3e\ufb40\ufb41\ufb43\ufb44\ufb46-\ufbb1\ufbd3-\ufd3d\ufd50-\ufd8f\ufd92-\ufdc7\ufdf0-\ufdfb\ufe00-\ufe0f\ufe20-\ufe26\ufe33\ufe34\ufe4d-\ufe4f\ufe70-\ufe74\ufe76-\ufefc\uff10-\uff19\uff21-\uff3a\uff3f\uff41-\uff5a\uff66-\uffbe\uffc2-\uffc7\uffca-\uffcf\uffd2-\uffd7\uffda-\uffdc]'),
+ LeadingZeros: new RegExp('^0+(?!$)')
+ };
+
+ // Ensure the condition is true, otherwise throw an error.
+ // This is only to have a better contract semantic, i.e. another safety net
+ // to catch a logic error. The condition shall be fulfilled in normal case.
+ // Do NOT use this to enforce a certain condition on any user input.
+
+ function assert(condition, message) {
+ /* istanbul ignore if */
+ if (!condition) {
+ throw new Error('ASSERT: ' + message);
+ }
+ }
+
+ function StringMap() {
+ this.$data = {};
+ }
+
+ StringMap.prototype.get = function (key) {
+ key = '$' + key;
+ return this.$data[key];
+ };
+
+ StringMap.prototype.set = function (key, value) {
+ key = '$' + key;
+ this.$data[key] = value;
+ return this;
+ };
+
+ StringMap.prototype.has = function (key) {
+ key = '$' + key;
+ return Object.prototype.hasOwnProperty.call(this.$data, key);
+ };
+
+ StringMap.prototype["delete"] = function (key) {
+ key = '$' + key;
+ return delete this.$data[key];
+ };
+
+ function isDecimalDigit(ch) {
+ return (ch >= 48 && ch <= 57); // 0..9
+ }
+
+ function isHexDigit(ch) {
+ return '0123456789abcdefABCDEF'.indexOf(ch) >= 0;
+ }
+
+ function isOctalDigit(ch) {
+ return '01234567'.indexOf(ch) >= 0;
+ }
+
+
+ // 7.2 White Space
+
+ function isWhiteSpace(ch) {
+ return (ch === 32) || // space
+ (ch === 9) || // tab
+ (ch === 0xB) ||
+ (ch === 0xC) ||
+ (ch === 0xA0) ||
+ (ch >= 0x1680 && '\u1680\u180E\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\uFEFF'.indexOf(String.fromCharCode(ch)) > 0);
+ }
+
+ // 7.3 Line Terminators
+
+ function isLineTerminator(ch) {
+ return (ch === 10) || (ch === 13) || (ch === 0x2028) || (ch === 0x2029);
+ }
+
+ // 7.6 Identifier Names and Identifiers
+
+ function isIdentifierStart(ch) {
+ return (ch === 36) || (ch === 95) || // $ (dollar) and _ (underscore)
+ (ch >= 65 && ch <= 90) || // A..Z
+ (ch >= 97 && ch <= 122) || // a..z
+ (ch === 92) || // \ (backslash)
+ ((ch >= 0x80) && Regex.NonAsciiIdentifierStart.test(String.fromCharCode(ch)));
+ }
+
+ function isIdentifierPart(ch) {
+ return (ch === 36) || (ch === 95) || // $ (dollar) and _ (underscore)
+ (ch >= 65 && ch <= 90) || // A..Z
+ (ch >= 97 && ch <= 122) || // a..z
+ (ch >= 48 && ch <= 57) || // 0..9
+ (ch === 92) || // \ (backslash)
+ ((ch >= 0x80) && Regex.NonAsciiIdentifierPart.test(String.fromCharCode(ch)));
+ }
+
+ // 7.6.1.2 Future Reserved Words
+
+ function isFutureReservedWord(id) {
+ switch (id) {
+ case 'class':
+ case 'enum':
+ case 'export':
+ case 'extends':
+ case 'import':
+ case 'super':
+ return true;
+ default:
+ return false;
+ }
+ }
+
+ function isStrictModeReservedWord(id) {
+ switch (id) {
+ case 'implements':
+ case 'interface':
+ case 'package':
+ case 'private':
+ case 'protected':
+ case 'public':
+ case 'static':
+ case 'yield':
+ case 'let':
+ return true;
+ default:
+ return false;
+ }
+ }
+
+ function isRestrictedWord(id) {
+ return id === 'eval' || id === 'arguments';
+ }
+
+ // 7.6.1.1 Keywords
+
+ function isKeyword(id) {
+ if (strict && isStrictModeReservedWord(id)) {
+ return true;
+ }
+
+ // 'const' is specialized as Keyword in V8.
+ // 'yield' is only treated as a keyword in strict mode.
+ // 'let' is for compatiblity with SpiderMonkey and ES.next.
+ // Some others are from future reserved words.
+
+ switch (id.length) {
+ case 2:
+ return (id === 'if') || (id === 'in') || (id === 'do');
+ case 3:
+ return (id === 'var') || (id === 'for') || (id === 'new') ||
+ (id === 'try') || (id === 'let');
+ case 4:
+ return (id === 'this') || (id === 'else') || (id === 'case') ||
+ (id === 'void') || (id === 'with') || (id === 'enum');
+ case 5:
+ return (id === 'while') || (id === 'break') || (id === 'catch') ||
+ (id === 'throw') || (id === 'const') ||
+ (id === 'class') || (id === 'super');
+ case 6:
+ return (id === 'return') || (id === 'typeof') || (id === 'delete') ||
+ (id === 'switch') || (id === 'export') || (id === 'import');
+ case 7:
+ return (id === 'default') || (id === 'finally') || (id === 'extends');
+ case 8:
+ return (id === 'function') || (id === 'continue') || (id === 'debugger');
+ case 10:
+ return (id === 'instanceof');
+ default:
+ return false;
+ }
+ }
+
+ // 7.4 Comments
+
+ function addComment(type, value, start, end, loc) {
+ var comment;
+ assert(typeof start === 'number', 'Comment must have valid position');
+
+ // Because the way the actual token is scanned, often the comments
+ // (if any) are skipped twice during the lexical analysis.
+ // Thus, we need to skip adding a comment if the comment array already
+ // handled it.
+ if (state.lastCommentStart >= start) {
+ return;
+ }
+ state.lastCommentStart = start;
+
+ comment = {
+ type: type,
+ value: value
+ };
+ if (extra.range) {
+ comment.range = [start, end];
+ }
+ if (extra.loc) {
+ comment.loc = loc;
+ }
+ extra.comments.push(comment);
+ if (extra.attachComment) {
+ extra.leadingComments.push(comment);
+ extra.trailingComments.push(comment);
+ }
+ }
+
+ function skipSingleLineComment() {
+ var start, loc, ch, comment;
+
+ start = index - 2;
+ loc = {
+ start: {
+ line: lineNumber,
+ column: index - lineStart - 2
+ }
+ };
+
+ while (index < length) {
+ ch = source.charCodeAt(index);
+ ++index;
+ if (isLineTerminator(ch)) {
+ if (extra.comments) {
+ comment = source.slice(start + 2, index - 1);
+ loc.end = {
+ line: lineNumber,
+ column: index - lineStart - 1
+ };
+ addComment('Line', comment, start, index - 1, loc);
+ }
+ if (ch === 13 && source.charCodeAt(index) === 10) {
+ ++index;
+ }
+ ++lineNumber;
+ lineStart = index;
+ return;
+ }
+ }
+
+ if (extra.comments) {
+ comment = source.slice(start + 2, index);
+ loc.end = {
+ line: lineNumber,
+ column: index - lineStart
+ };
+ addComment('Line', comment, start, index, loc);
+ }
+ }
+
+ function skipMultiLineComment() {
+ var start, loc, ch, comment;
+
+ if (extra.comments) {
+ start = index - 2;
+ loc = {
+ start: {
+ line: lineNumber,
+ column: index - lineStart - 2
+ }
+ };
+ }
+
+ while (index < length) {
+ ch = source.charCodeAt(index);
+ if (isLineTerminator(ch)) {
+ if (ch === 13 && source.charCodeAt(index + 1) === 10) {
+ ++index;
+ }
+ ++lineNumber;
+ ++index;
+ lineStart = index;
+ if (index >= length) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+ } else if (ch === 42) {
+ // Block comment ends with '*/' (char #42, char #47).
+ if (source.charCodeAt(index + 1) === 47) {
+ ++index;
+ ++index;
+ if (extra.comments) {
+ comment = source.slice(start + 2, index - 2);
+ loc.end = {
+ line: lineNumber,
+ column: index - lineStart
+ };
+ addComment('Block', comment, start, index, loc);
+ }
+ return;
+ }
+ ++index;
+ } else {
+ ++index;
+ }
+ }
+
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ function skipComment() {
+ var ch;
+
+ while (index < length) {
+ ch = source.charCodeAt(index);
+
+ if (isWhiteSpace(ch)) {
+ ++index;
+ } else if (isLineTerminator(ch)) {
+ ++index;
+ if (ch === 13 && source.charCodeAt(index) === 10) {
+ ++index;
+ }
+ ++lineNumber;
+ lineStart = index;
+ } else if (ch === 47) { // 47 is '/'
+ ch = source.charCodeAt(index + 1);
+ if (ch === 47) {
+ ++index;
+ ++index;
+ skipSingleLineComment();
+ } else if (ch === 42) { // 42 is '*'
+ ++index;
+ ++index;
+ skipMultiLineComment();
+ } else {
+ break;
+ }
+ } else {
+ break;
+ }
+ }
+ }
+
+ function scanHexEscape(prefix) {
+ var i, len, ch, code = 0;
+
+ len = (prefix === 'u') ? 4 : 2;
+ for (i = 0; i < len; ++i) {
+ if (index < length && isHexDigit(source[index])) {
+ ch = source[index++];
+ code = code * 16 + '0123456789abcdef'.indexOf(ch.toLowerCase());
+ } else {
+ return '';
+ }
+ }
+ return String.fromCharCode(code);
+ }
+
+ function scanUnicodeCodePointEscape() {
+ var ch, code, cu1, cu2;
+
+ ch = source[index];
+ code = 0;
+
+ // At least, one hex digit is required.
+ if (ch === '}') {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ while (index < length) {
+ ch = source[index++];
+ if (!isHexDigit(ch)) {
+ break;
+ }
+ code = code * 16 + '0123456789abcdef'.indexOf(ch.toLowerCase());
+ }
+
+ if (code > 0x10FFFF || ch !== '}') {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ // UTF-16 Encoding
+ if (code <= 0xFFFF) {
+ return String.fromCharCode(code);
+ }
+ cu1 = ((code - 0x10000) >> 10) + 0xD800;
+ cu2 = ((code - 0x10000) & 1023) + 0xDC00;
+ return String.fromCharCode(cu1, cu2);
+ }
+
+ function getEscapedIdentifier() {
+ var ch, id;
+
+ ch = source.charCodeAt(index++);
+ id = String.fromCharCode(ch);
+
+ // '\u' (char #92, char #117) denotes an escaped character.
+ if (ch === 92) {
+ if (source.charCodeAt(index) !== 117) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+ ++index;
+ ch = scanHexEscape('u');
+ if (!ch || ch === '\\' || !isIdentifierStart(ch.charCodeAt(0))) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+ id = ch;
+ }
+
+ while (index < length) {
+ ch = source.charCodeAt(index);
+ if (!isIdentifierPart(ch)) {
+ break;
+ }
+ ++index;
+ id += String.fromCharCode(ch);
+
+ // '\u' (char #92, char #117) denotes an escaped character.
+ if (ch === 92) {
+ id = id.substr(0, id.length - 1);
+ if (source.charCodeAt(index) !== 117) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+ ++index;
+ ch = scanHexEscape('u');
+ if (!ch || ch === '\\' || !isIdentifierPart(ch.charCodeAt(0))) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+ id += ch;
+ }
+ }
+
+ return id;
+ }
+
+ function getIdentifier() {
+ var start, ch;
+
+ start = index++;
+ while (index < length) {
+ ch = source.charCodeAt(index);
+ if (ch === 92) {
+ // Blackslash (char #92) marks Unicode escape sequence.
+ index = start;
+ return getEscapedIdentifier();
+ }
+ if (isIdentifierPart(ch)) {
+ ++index;
+ } else {
+ break;
+ }
+ }
+
+ return source.slice(start, index);
+ }
+
+ function scanIdentifier() {
+ var start, id, type;
+
+ start = index;
+
+ // Backslash (char #92) starts an escaped character.
+ id = (source.charCodeAt(index) === 92) ? getEscapedIdentifier() : getIdentifier();
+
+ // There is no keyword or literal with only one character.
+ // Thus, it must be an identifier.
+ if (id.length === 1) {
+ type = Token.Identifier;
+ } else if (isKeyword(id)) {
+ type = Token.Keyword;
+ } else if (id === 'null') {
+ type = Token.NullLiteral;
+ } else if (id === 'true' || id === 'false') {
+ type = Token.BooleanLiteral;
+ } else {
+ type = Token.Identifier;
+ }
+
+ return {
+ type: type,
+ value: id,
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+
+ // 7.7 Punctuators
+
+ function scanPunctuator() {
+ var start = index,
+ code = source.charCodeAt(index),
+ code2,
+ ch1 = source[index],
+ ch2,
+ ch3,
+ ch4;
+
+ if (state.inJSXTag || state.inJSXChild) {
+ // Don't need to check for '{' and '}' as it's already handled
+ // correctly by default.
+ switch (code) {
+ case 60: // <
+ case 62: // >
+ ++index;
+ return {
+ type: Token.Punctuator,
+ value: String.fromCharCode(code),
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+ }
+
+ switch (code) {
+ // Check for most common single-character punctuators.
+ case 40: // ( open bracket
+ case 41: // ) close bracket
+ case 59: // ; semicolon
+ case 44: // , comma
+ case 123: // { open curly brace
+ case 125: // } close curly brace
+ case 91: // [
+ case 93: // ]
+ case 58: // :
+ case 63: // ?
+ case 126: // ~
+ ++index;
+ if (extra.tokenize) {
+ if (code === 40) {
+ extra.openParenToken = extra.tokens.length;
+ } else if (code === 123) {
+ extra.openCurlyToken = extra.tokens.length;
+ }
+ }
+ return {
+ type: Token.Punctuator,
+ value: String.fromCharCode(code),
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+
+ default:
+ code2 = source.charCodeAt(index + 1);
+
+ // '=' (char #61) marks an assignment or comparison operator.
+ if (code2 === 61) {
+ switch (code) {
+ case 37: // %
+ case 38: // &
+ case 42: // *:
+ case 43: // +
+ case 45: // -
+ case 47: // /
+ case 60: // <
+ case 62: // >
+ case 94: // ^
+ case 124: // |
+ index += 2;
+ return {
+ type: Token.Punctuator,
+ value: String.fromCharCode(code) + String.fromCharCode(code2),
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+
+ case 33: // !
+ case 61: // =
+ index += 2;
+
+ // !== and ===
+ if (source.charCodeAt(index) === 61) {
+ ++index;
+ }
+ return {
+ type: Token.Punctuator,
+ value: source.slice(start, index),
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ default:
+ break;
+ }
+ }
+ break;
+ }
+
+ // Peek more characters.
+
+ ch2 = source[index + 1];
+ ch3 = source[index + 2];
+ ch4 = source[index + 3];
+
+ // 4-character punctuator: >>>=
+
+ if (ch1 === '>' && ch2 === '>' && ch3 === '>') {
+ if (ch4 === '=') {
+ index += 4;
+ return {
+ type: Token.Punctuator,
+ value: '>>>=',
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+ }
+
+ // 3-character punctuators: === !== >>> <<= >>=
+
+ if (ch1 === '>' && ch2 === '>' && ch3 === '>' && !state.inType) {
+ index += 3;
+ return {
+ type: Token.Punctuator,
+ value: '>>>',
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ if (ch1 === '<' && ch2 === '<' && ch3 === '=') {
+ index += 3;
+ return {
+ type: Token.Punctuator,
+ value: '<<=',
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ if (ch1 === '>' && ch2 === '>' && ch3 === '=') {
+ index += 3;
+ return {
+ type: Token.Punctuator,
+ value: '>>=',
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ if (ch1 === '.' && ch2 === '.' && ch3 === '.') {
+ index += 3;
+ return {
+ type: Token.Punctuator,
+ value: '...',
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ // Other 2-character punctuators: ++ -- << >> && ||
+
+ // Don't match these tokens if we're in a type, since they never can
+ // occur and can mess up types like Map<string, Array<string>>
+ if (ch1 === ch2 && ('+-<>&|'.indexOf(ch1) >= 0) && !state.inType) {
+ index += 2;
+ return {
+ type: Token.Punctuator,
+ value: ch1 + ch2,
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ if (ch1 === '=' && ch2 === '>') {
+ index += 2;
+ return {
+ type: Token.Punctuator,
+ value: '=>',
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ if ('<>=!+-*%&|^/'.indexOf(ch1) >= 0) {
+ ++index;
+ return {
+ type: Token.Punctuator,
+ value: ch1,
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ if (ch1 === '.') {
+ ++index;
+ return {
+ type: Token.Punctuator,
+ value: ch1,
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ // 7.8.3 Numeric Literals
+
+ function scanHexLiteral(start) {
+ var number = '';
+
+ while (index < length) {
+ if (!isHexDigit(source[index])) {
+ break;
+ }
+ number += source[index++];
+ }
+
+ if (number.length === 0) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ if (isIdentifierStart(source.charCodeAt(index))) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ return {
+ type: Token.NumericLiteral,
+ value: parseInt('0x' + number, 16),
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ function scanBinaryLiteral(start) {
+ var ch, number;
+
+ number = '';
+
+ while (index < length) {
+ ch = source[index];
+ if (ch !== '0' && ch !== '1') {
+ break;
+ }
+ number += source[index++];
+ }
+
+ if (number.length === 0) {
+ // only 0b or 0B
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ if (index < length) {
+ ch = source.charCodeAt(index);
+ /* istanbul ignore else */
+ if (isIdentifierStart(ch) || isDecimalDigit(ch)) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+ }
+
+ return {
+ type: Token.NumericLiteral,
+ value: parseInt(number, 2),
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ function scanOctalLiteral(prefix, start) {
+ var number, octal;
+
+ if (isOctalDigit(prefix)) {
+ octal = true;
+ number = '0' + source[index++];
+ } else {
+ octal = false;
+ ++index;
+ number = '';
+ }
+
+ while (index < length) {
+ if (!isOctalDigit(source[index])) {
+ break;
+ }
+ number += source[index++];
+ }
+
+ if (!octal && number.length === 0) {
+ // only 0o or 0O
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ if (isIdentifierStart(source.charCodeAt(index)) || isDecimalDigit(source.charCodeAt(index))) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ return {
+ type: Token.NumericLiteral,
+ value: parseInt(number, 8),
+ octal: octal,
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ function scanNumericLiteral() {
+ var number, start, ch;
+
+ ch = source[index];
+ assert(isDecimalDigit(ch.charCodeAt(0)) || (ch === '.'),
+ 'Numeric literal must start with a decimal digit or a decimal point');
+
+ start = index;
+ number = '';
+ if (ch !== '.') {
+ number = source[index++];
+ ch = source[index];
+
+ // Hex number starts with '0x'.
+ // Octal number starts with '0'.
+ // Octal number in ES6 starts with '0o'.
+ // Binary number in ES6 starts with '0b'.
+ if (number === '0') {
+ if (ch === 'x' || ch === 'X') {
+ ++index;
+ return scanHexLiteral(start);
+ }
+ if (ch === 'b' || ch === 'B') {
+ ++index;
+ return scanBinaryLiteral(start);
+ }
+ if (ch === 'o' || ch === 'O' || isOctalDigit(ch)) {
+ return scanOctalLiteral(ch, start);
+ }
+ // decimal number starts with '0' such as '09' is illegal.
+ if (ch && isDecimalDigit(ch.charCodeAt(0))) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+ }
+
+ while (isDecimalDigit(source.charCodeAt(index))) {
+ number += source[index++];
+ }
+ ch = source[index];
+ }
+
+ if (ch === '.') {
+ number += source[index++];
+ while (isDecimalDigit(source.charCodeAt(index))) {
+ number += source[index++];
+ }
+ ch = source[index];
+ }
+
+ if (ch === 'e' || ch === 'E') {
+ number += source[index++];
+
+ ch = source[index];
+ if (ch === '+' || ch === '-') {
+ number += source[index++];
+ }
+ if (isDecimalDigit(source.charCodeAt(index))) {
+ while (isDecimalDigit(source.charCodeAt(index))) {
+ number += source[index++];
+ }
+ } else {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+ }
+
+ if (isIdentifierStart(source.charCodeAt(index))) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ return {
+ type: Token.NumericLiteral,
+ value: parseFloat(number),
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ // 7.8.4 String Literals
+
+ function scanStringLiteral() {
+ var str = '', quote, start, ch, code, unescaped, restore, octal = false;
+
+ quote = source[index];
+ assert((quote === '\'' || quote === '"'),
+ 'String literal must starts with a quote');
+
+ start = index;
+ ++index;
+
+ while (index < length) {
+ ch = source[index++];
+
+ if (ch === quote) {
+ quote = '';
+ break;
+ } else if (ch === '\\') {
+ ch = source[index++];
+ if (!ch || !isLineTerminator(ch.charCodeAt(0))) {
+ switch (ch) {
+ case 'n':
+ str += '\n';
+ break;
+ case 'r':
+ str += '\r';
+ break;
+ case 't':
+ str += '\t';
+ break;
+ case 'u':
+ case 'x':
+ if (source[index] === '{') {
+ ++index;
+ str += scanUnicodeCodePointEscape();
+ } else {
+ restore = index;
+ unescaped = scanHexEscape(ch);
+ if (unescaped) {
+ str += unescaped;
+ } else {
+ index = restore;
+ str += ch;
+ }
+ }
+ break;
+ case 'b':
+ str += '\b';
+ break;
+ case 'f':
+ str += '\f';
+ break;
+ case 'v':
+ str += '\x0B';
+ break;
+
+ default:
+ if (isOctalDigit(ch)) {
+ code = '01234567'.indexOf(ch);
+
+ // \0 is not octal escape sequence
+ if (code !== 0) {
+ octal = true;
+ }
+
+ /* istanbul ignore else */
+ if (index < length && isOctalDigit(source[index])) {
+ octal = true;
+ code = code * 8 + '01234567'.indexOf(source[index++]);
+
+ // 3 digits are only allowed when string starts
+ // with 0, 1, 2, 3
+ if ('0123'.indexOf(ch) >= 0 &&
+ index < length &&
+ isOctalDigit(source[index])) {
+ code = code * 8 + '01234567'.indexOf(source[index++]);
+ }
+ }
+ str += String.fromCharCode(code);
+ } else {
+ str += ch;
+ }
+ break;
+ }
+ } else {
+ ++lineNumber;
+ if (ch === '\r' && source[index] === '\n') {
+ ++index;
+ }
+ lineStart = index;
+ }
+ } else if (isLineTerminator(ch.charCodeAt(0))) {
+ break;
+ } else {
+ str += ch;
+ }
+ }
+
+ if (quote !== '') {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ return {
+ type: Token.StringLiteral,
+ value: str,
+ octal: octal,
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ function scanTemplate() {
+ var cooked = '', ch, start, terminated, tail, restore, unescaped, code, octal;
+
+ terminated = false;
+ tail = false;
+ start = index;
+
+ ++index;
+
+ while (index < length) {
+ ch = source[index++];
+ if (ch === '`') {
+ tail = true;
+ terminated = true;
+ break;
+ } else if (ch === '$') {
+ if (source[index] === '{') {
+ ++index;
+ terminated = true;
+ break;
+ }
+ cooked += ch;
+ } else if (ch === '\\') {
+ ch = source[index++];
+ if (!isLineTerminator(ch.charCodeAt(0))) {
+ switch (ch) {
+ case 'n':
+ cooked += '\n';
+ break;
+ case 'r':
+ cooked += '\r';
+ break;
+ case 't':
+ cooked += '\t';
+ break;
+ case 'u':
+ case 'x':
+ if (source[index] === '{') {
+ ++index;
+ cooked += scanUnicodeCodePointEscape();
+ } else {
+ restore = index;
+ unescaped = scanHexEscape(ch);
+ if (unescaped) {
+ cooked += unescaped;
+ } else {
+ index = restore;
+ cooked += ch;
+ }
+ }
+ break;
+ case 'b':
+ cooked += '\b';
+ break;
+ case 'f':
+ cooked += '\f';
+ break;
+ case 'v':
+ cooked += '\v';
+ break;
+
+ default:
+ if (isOctalDigit(ch)) {
+ code = '01234567'.indexOf(ch);
+
+ // \0 is not octal escape sequence
+ if (code !== 0) {
+ octal = true;
+ }
+
+ /* istanbul ignore else */
+ if (index < length && isOctalDigit(source[index])) {
+ octal = true;
+ code = code * 8 + '01234567'.indexOf(source[index++]);
+
+ // 3 digits are only allowed when string starts
+ // with 0, 1, 2, 3
+ if ('0123'.indexOf(ch) >= 0 &&
+ index < length &&
+ isOctalDigit(source[index])) {
+ code = code * 8 + '01234567'.indexOf(source[index++]);
+ }
+ }
+ cooked += String.fromCharCode(code);
+ } else {
+ cooked += ch;
+ }
+ break;
+ }
+ } else {
+ ++lineNumber;
+ if (ch === '\r' && source[index] === '\n') {
+ ++index;
+ }
+ lineStart = index;
+ }
+ } else if (isLineTerminator(ch.charCodeAt(0))) {
+ ++lineNumber;
+ if (ch === '\r' && source[index] === '\n') {
+ ++index;
+ }
+ lineStart = index;
+ cooked += '\n';
+ } else {
+ cooked += ch;
+ }
+ }
+
+ if (!terminated) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ return {
+ type: Token.Template,
+ value: {
+ cooked: cooked,
+ raw: source.slice(start + 1, index - ((tail) ? 1 : 2))
+ },
+ tail: tail,
+ octal: octal,
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ function scanTemplateElement(option) {
+ var startsWith, template;
+
+ lookahead = null;
+ skipComment();
+
+ startsWith = (option.head) ? '`' : '}';
+
+ if (source[index] !== startsWith) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ template = scanTemplate();
+
+ peek();
+
+ return template;
+ }
+
+ function testRegExp(pattern, flags) {
+ var tmp = pattern,
+ value;
+
+ if (flags.indexOf('u') >= 0) {
+ // Replace each astral symbol and every Unicode code point
+ // escape sequence with a single ASCII symbol to avoid throwing on
+ // regular expressions that are only valid in combination with the
+ // `/u` flag.
+ // Note: replacing with the ASCII symbol `x` might cause false
+ // negatives in unlikely scenarios. For example, `[\u{61}-b]` is a
+ // perfectly valid pattern that is equivalent to `[a-b]`, but it
+ // would be replaced by `[x-b]` which throws an error.
+ tmp = tmp
+ .replace(/\\u\{([0-9a-fA-F]+)\}/g, function ($0, $1) {
+ if (parseInt($1, 16) <= 0x10FFFF) {
+ return 'x';
+ }
+ throwError({}, Messages.InvalidRegExp);
+ })
+ .replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g, 'x');
+ }
+
+ // First, detect invalid regular expressions.
+ try {
+ value = new RegExp(tmp);
+ } catch (e) {
+ throwError({}, Messages.InvalidRegExp);
+ }
+
+ // Return a regular expression object for this pattern-flag pair, or
+ // `null` in case the current environment doesn't support the flags it
+ // uses.
+ try {
+ return new RegExp(pattern, flags);
+ } catch (exception) {
+ return null;
+ }
+ }
+
+ function scanRegExpBody() {
+ var ch, str, classMarker, terminated, body;
+
+ ch = source[index];
+ assert(ch === '/', 'Regular expression literal must start with a slash');
+ str = source[index++];
+
+ classMarker = false;
+ terminated = false;
+ while (index < length) {
+ ch = source[index++];
+ str += ch;
+ if (ch === '\\') {
+ ch = source[index++];
+ // ECMA-262 7.8.5
+ if (isLineTerminator(ch.charCodeAt(0))) {
+ throwError({}, Messages.UnterminatedRegExp);
+ }
+ str += ch;
+ } else if (isLineTerminator(ch.charCodeAt(0))) {
+ throwError({}, Messages.UnterminatedRegExp);
+ } else if (classMarker) {
+ if (ch === ']') {
+ classMarker = false;
+ }
+ } else {
+ if (ch === '/') {
+ terminated = true;
+ break;
+ } else if (ch === '[') {
+ classMarker = true;
+ }
+ }
+ }
+
+ if (!terminated) {
+ throwError({}, Messages.UnterminatedRegExp);
+ }
+
+ // Exclude leading and trailing slash.
+ body = str.substr(1, str.length - 2);
+ return {
+ value: body,
+ literal: str
+ };
+ }
+
+ function scanRegExpFlags() {
+ var ch, str, flags, restore;
+
+ str = '';
+ flags = '';
+ while (index < length) {
+ ch = source[index];
+ if (!isIdentifierPart(ch.charCodeAt(0))) {
+ break;
+ }
+
+ ++index;
+ if (ch === '\\' && index < length) {
+ ch = source[index];
+ if (ch === 'u') {
+ ++index;
+ restore = index;
+ ch = scanHexEscape('u');
+ if (ch) {
+ flags += ch;
+ for (str += '\\u'; restore < index; ++restore) {
+ str += source[restore];
+ }
+ } else {
+ index = restore;
+ flags += 'u';
+ str += '\\u';
+ }
+ throwErrorTolerant({}, Messages.UnexpectedToken, 'ILLEGAL');
+ } else {
+ str += '\\';
+ throwErrorTolerant({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+ } else {
+ flags += ch;
+ str += ch;
+ }
+ }
+
+ return {
+ value: flags,
+ literal: str
+ };
+ }
+
+ function scanRegExp() {
+ var start, body, flags, value;
+
+ lookahead = null;
+ skipComment();
+ start = index;
+
+ body = scanRegExpBody();
+ flags = scanRegExpFlags();
+ value = testRegExp(body.value, flags.value);
+
+ if (extra.tokenize) {
+ return {
+ type: Token.RegularExpression,
+ value: value,
+ regex: {
+ pattern: body.value,
+ flags: flags.value
+ },
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ return {
+ literal: body.literal + flags.literal,
+ value: value,
+ regex: {
+ pattern: body.value,
+ flags: flags.value
+ },
+ range: [start, index]
+ };
+ }
+
+ function isIdentifierName(token) {
+ return token.type === Token.Identifier ||
+ token.type === Token.Keyword ||
+ token.type === Token.BooleanLiteral ||
+ token.type === Token.NullLiteral;
+ }
+
+ function advanceSlash() {
+ var prevToken,
+ checkToken;
+ // Using the following algorithm:
+ // https://github.com/mozilla/sweet.js/wiki/design
+ prevToken = extra.tokens[extra.tokens.length - 1];
+ if (!prevToken) {
+ // Nothing before that: it cannot be a division.
+ return scanRegExp();
+ }
+ if (prevToken.type === 'Punctuator') {
+ if (prevToken.value === ')') {
+ checkToken = extra.tokens[extra.openParenToken - 1];
+ if (checkToken &&
+ checkToken.type === 'Keyword' &&
+ (checkToken.value === 'if' ||
+ checkToken.value === 'while' ||
+ checkToken.value === 'for' ||
+ checkToken.value === 'with')) {
+ return scanRegExp();
+ }
+ return scanPunctuator();
+ }
+ if (prevToken.value === '}') {
+ // Dividing a function by anything makes little sense,
+ // but we have to check for that.
+ if (extra.tokens[extra.openCurlyToken - 3] &&
+ extra.tokens[extra.openCurlyToken - 3].type === 'Keyword') {
+ // Anonymous function.
+ checkToken = extra.tokens[extra.openCurlyToken - 4];
+ if (!checkToken) {
+ return scanPunctuator();
+ }
+ } else if (extra.tokens[extra.openCurlyToken - 4] &&
+ extra.tokens[extra.openCurlyToken - 4].type === 'Keyword') {
+ // Named function.
+ checkToken = extra.tokens[extra.openCurlyToken - 5];
+ if (!checkToken) {
+ return scanRegExp();
+ }
+ } else {
+ return scanPunctuator();
+ }
+ // checkToken determines whether the function is
+ // a declaration or an expression.
+ if (FnExprTokens.indexOf(checkToken.value) >= 0) {
+ // It is an expression.
+ return scanPunctuator();
+ }
+ // It is a declaration.
+ return scanRegExp();
+ }
+ return scanRegExp();
+ }
+ if (prevToken.type === 'Keyword' && prevToken.value !== 'this') {
+ return scanRegExp();
+ }
+ return scanPunctuator();
+ }
+
+ function advance() {
+ var ch;
+
+ if (!state.inJSXChild) {
+ skipComment();
+ }
+
+ if (index >= length) {
+ return {
+ type: Token.EOF,
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [index, index]
+ };
+ }
+
+ if (state.inJSXChild) {
+ return advanceJSXChild();
+ }
+
+ ch = source.charCodeAt(index);
+
+ // Very common: ( and ) and ;
+ if (ch === 40 || ch === 41 || ch === 58) {
+ return scanPunctuator();
+ }
+
+ // String literal starts with single quote (#39) or double quote (#34).
+ if (ch === 39 || ch === 34) {
+ if (state.inJSXTag) {
+ return scanJSXStringLiteral();
+ }
+ return scanStringLiteral();
+ }
+
+ if (state.inJSXTag && isJSXIdentifierStart(ch)) {
+ return scanJSXIdentifier();
+ }
+
+ if (ch === 96) {
+ return scanTemplate();
+ }
+ if (isIdentifierStart(ch)) {
+ return scanIdentifier();
+ }
+
+ // Dot (.) char #46 can also start a floating-point number, hence the need
+ // to check the next character.
+ if (ch === 46) {
+ if (isDecimalDigit(source.charCodeAt(index + 1))) {
+ return scanNumericLiteral();
+ }
+ return scanPunctuator();
+ }
+
+ if (isDecimalDigit(ch)) {
+ return scanNumericLiteral();
+ }
+
+ // Slash (/) char #47 can also start a regex.
+ if (extra.tokenize && ch === 47) {
+ return advanceSlash();
+ }
+
+ return scanPunctuator();
+ }
+
+ function lex() {
+ var token;
+
+ token = lookahead;
+ index = token.range[1];
+ lineNumber = token.lineNumber;
+ lineStart = token.lineStart;
+
+ lookahead = advance();
+
+ index = token.range[1];
+ lineNumber = token.lineNumber;
+ lineStart = token.lineStart;
+
+ return token;
+ }
+
+ function peek() {
+ var pos, line, start;
+
+ pos = index;
+ line = lineNumber;
+ start = lineStart;
+ lookahead = advance();
+ index = pos;
+ lineNumber = line;
+ lineStart = start;
+ }
+
+ function lookahead2() {
+ var adv, pos, line, start, result;
+
+ // If we are collecting the tokens, don't grab the next one yet.
+ /* istanbul ignore next */
+ adv = (typeof extra.advance === 'function') ? extra.advance : advance;
+
+ pos = index;
+ line = lineNumber;
+ start = lineStart;
+
+ // Scan for the next immediate token.
+ /* istanbul ignore if */
+ if (lookahead === null) {
+ lookahead = adv();
+ }
+ index = lookahead.range[1];
+ lineNumber = lookahead.lineNumber;
+ lineStart = lookahead.lineStart;
+
+ // Grab the token right after.
+ result = adv();
+ index = pos;
+ lineNumber = line;
+ lineStart = start;
+
+ return result;
+ }
+
+ function rewind(token) {
+ index = token.range[0];
+ lineNumber = token.lineNumber;
+ lineStart = token.lineStart;
+ lookahead = token;
+ }
+
+ function markerCreate() {
+ if (!extra.loc && !extra.range) {
+ return undefined;
+ }
+ skipComment();
+ return {offset: index, line: lineNumber, col: index - lineStart};
+ }
+
+ function markerCreatePreserveWhitespace() {
+ if (!extra.loc && !extra.range) {
+ return undefined;
+ }
+ return {offset: index, line: lineNumber, col: index - lineStart};
+ }
+
+ function processComment(node) {
+ var lastChild,
+ trailingComments,
+ bottomRight = extra.bottomRightStack,
+ last = bottomRight[bottomRight.length - 1];
+
+ if (node.type === Syntax.Program) {
+ /* istanbul ignore else */
+ if (node.body.length > 0) {
+ return;
+ }
+ }
+
+ if (extra.trailingComments.length > 0) {
+ if (extra.trailingComments[0].range[0] >= node.range[1]) {
+ trailingComments = extra.trailingComments;
+ extra.trailingComments = [];
+ } else {
+ extra.trailingComments.length = 0;
+ }
+ } else {
+ if (last && last.trailingComments && last.trailingComments[0].range[0] >= node.range[1]) {
+ trailingComments = last.trailingComments;
+ delete last.trailingComments;
+ }
+ }
+
+ // Eating the stack.
+ if (last) {
+ while (last && last.range[0] >= node.range[0]) {
+ lastChild = last;
+ last = bottomRight.pop();
+ }
+ }
+
+ if (lastChild) {
+ if (lastChild.leadingComments && lastChild.leadingComments[lastChild.leadingComments.length - 1].range[1] <= node.range[0]) {
+ node.leadingComments = lastChild.leadingComments;
+ delete lastChild.leadingComments;
+ }
+ } else if (extra.leadingComments.length > 0 && extra.leadingComments[extra.leadingComments.length - 1].range[1] <= node.range[0]) {
+ node.leadingComments = extra.leadingComments;
+ extra.leadingComments = [];
+ }
+
+ if (trailingComments) {
+ node.trailingComments = trailingComments;
+ }
+
+ bottomRight.push(node);
+ }
+
+ function markerApply(marker, node) {
+ if (extra.range) {
+ node.range = [marker.offset, index];
+ }
+ if (extra.loc) {
+ node.loc = {
+ start: {
+ line: marker.line,
+ column: marker.col
+ },
+ end: {
+ line: lineNumber,
+ column: index - lineStart
+ }
+ };
+ node = delegate.postProcess(node);
+ }
+ if (extra.attachComment) {
+ processComment(node);
+ }
+ return node;
+ }
+
+ SyntaxTreeDelegate = {
+
+ name: 'SyntaxTree',
+
+ postProcess: function (node) {
+ return node;
+ },
+
+ createArrayExpression: function (elements) {
+ return {
+ type: Syntax.ArrayExpression,
+ elements: elements
+ };
+ },
+
+ createAssignmentExpression: function (operator, left, right) {
+ return {
+ type: Syntax.AssignmentExpression,
+ operator: operator,
+ left: left,
+ right: right
+ };
+ },
+
+ createBinaryExpression: function (operator, left, right) {
+ var type = (operator === '||' || operator === '&&') ? Syntax.LogicalExpression :
+ Syntax.BinaryExpression;
+ return {
+ type: type,
+ operator: operator,
+ left: left,
+ right: right
+ };
+ },
+
+ createBlockStatement: function (body) {
+ return {
+ type: Syntax.BlockStatement,
+ body: body
+ };
+ },
+
+ createBreakStatement: function (label) {
+ return {
+ type: Syntax.BreakStatement,
+ label: label
+ };
+ },
+
+ createCallExpression: function (callee, args) {
+ return {
+ type: Syntax.CallExpression,
+ callee: callee,
+ 'arguments': args
+ };
+ },
+
+ createCatchClause: function (param, body) {
+ return {
+ type: Syntax.CatchClause,
+ param: param,
+ body: body
+ };
+ },
+
+ createConditionalExpression: function (test, consequent, alternate) {
+ return {
+ type: Syntax.ConditionalExpression,
+ test: test,
+ consequent: consequent,
+ alternate: alternate
+ };
+ },
+
+ createContinueStatement: function (label) {
+ return {
+ type: Syntax.ContinueStatement,
+ label: label
+ };
+ },
+
+ createDebuggerStatement: function () {
+ return {
+ type: Syntax.DebuggerStatement
+ };
+ },
+
+ createDoWhileStatement: function (body, test) {
+ return {
+ type: Syntax.DoWhileStatement,
+ body: body,
+ test: test
+ };
+ },
+
+ createEmptyStatement: function () {
+ return {
+ type: Syntax.EmptyStatement
+ };
+ },
+
+ createExpressionStatement: function (expression) {
+ return {
+ type: Syntax.ExpressionStatement,
+ expression: expression
+ };
+ },
+
+ createForStatement: function (init, test, update, body) {
+ return {
+ type: Syntax.ForStatement,
+ init: init,
+ test: test,
+ update: update,
+ body: body
+ };
+ },
+
+ createForInStatement: function (left, right, body) {
+ return {
+ type: Syntax.ForInStatement,
+ left: left,
+ right: right,
+ body: body,
+ each: false
+ };
+ },
+
+ createForOfStatement: function (left, right, body) {
+ return {
+ type: Syntax.ForOfStatement,
+ left: left,
+ right: right,
+ body: body
+ };
+ },
+
+ createFunctionDeclaration: function (id, params, defaults, body, rest, generator, expression,
+ isAsync, returnType, typeParameters) {
+ var funDecl = {
+ type: Syntax.FunctionDeclaration,
+ id: id,
+ params: params,
+ defaults: defaults,
+ body: body,
+ rest: rest,
+ generator: generator,
+ expression: expression,
+ returnType: returnType,
+ typeParameters: typeParameters
+ };
+
+ if (isAsync) {
+ funDecl.async = true;
+ }
+
+ return funDecl;
+ },
+
+ createFunctionExpression: function (id, params, defaults, body, rest, generator, expression,
+ isAsync, returnType, typeParameters) {
+ var funExpr = {
+ type: Syntax.FunctionExpression,
+ id: id,
+ params: params,
+ defaults: defaults,
+ body: body,
+ rest: rest,
+ generator: generator,
+ expression: expression,
+ returnType: returnType,
+ typeParameters: typeParameters
+ };
+
+ if (isAsync) {
+ funExpr.async = true;
+ }
+
+ return funExpr;
+ },
+
+ createIdentifier: function (name) {
+ return {
+ type: Syntax.Identifier,
+ name: name,
+ // Only here to initialize the shape of the object to ensure
+ // that the 'typeAnnotation' key is ordered before others that
+ // are added later (like 'loc' and 'range'). This just helps
+ // keep the shape of Identifier nodes consistent with everything
+ // else.
+ typeAnnotation: undefined,
+ optional: undefined
+ };
+ },
+
+ createTypeAnnotation: function (typeAnnotation) {
+ return {
+ type: Syntax.TypeAnnotation,
+ typeAnnotation: typeAnnotation
+ };
+ },
+
+ createTypeCast: function (expression, typeAnnotation) {
+ return {
+ type: Syntax.TypeCastExpression,
+ expression: expression,
+ typeAnnotation: typeAnnotation
+ };
+ },
+
+ createFunctionTypeAnnotation: function (params, returnType, rest, typeParameters) {
+ return {
+ type: Syntax.FunctionTypeAnnotation,
+ params: params,
+ returnType: returnType,
+ rest: rest,
+ typeParameters: typeParameters
+ };
+ },
+
+ createFunctionTypeParam: function (name, typeAnnotation, optional) {
+ return {
+ type: Syntax.FunctionTypeParam,
+ name: name,
+ typeAnnotation: typeAnnotation,
+ optional: optional
+ };
+ },
+
+ createNullableTypeAnnotation: function (typeAnnotation) {
+ return {
+ type: Syntax.NullableTypeAnnotation,
+ typeAnnotation: typeAnnotation
+ };
+ },
+
+ createArrayTypeAnnotation: function (elementType) {
+ return {
+ type: Syntax.ArrayTypeAnnotation,
+ elementType: elementType
+ };
+ },
+
+ createGenericTypeAnnotation: function (id, typeParameters) {
+ return {
+ type: Syntax.GenericTypeAnnotation,
+ id: id,
+ typeParameters: typeParameters
+ };
+ },
+
+ createQualifiedTypeIdentifier: function (qualification, id) {
+ return {
+ type: Syntax.QualifiedTypeIdentifier,
+ qualification: qualification,
+ id: id
+ };
+ },
+
+ createTypeParameterDeclaration: function (params) {
+ return {
+ type: Syntax.TypeParameterDeclaration,
+ params: params
+ };
+ },
+
+ createTypeParameterInstantiation: function (params) {
+ return {
+ type: Syntax.TypeParameterInstantiation,
+ params: params
+ };
+ },
+
+ createAnyTypeAnnotation: function () {
+ return {
+ type: Syntax.AnyTypeAnnotation
+ };
+ },
+
+ createBooleanTypeAnnotation: function () {
+ return {
+ type: Syntax.BooleanTypeAnnotation
+ };
+ },
+
+ createNumberTypeAnnotation: function () {
+ return {
+ type: Syntax.NumberTypeAnnotation
+ };
+ },
+
+ createStringTypeAnnotation: function () {
+ return {
+ type: Syntax.StringTypeAnnotation
+ };
+ },
+
+ createStringLiteralTypeAnnotation: function (token) {
+ return {
+ type: Syntax.StringLiteralTypeAnnotation,
+ value: token.value,
+ raw: source.slice(token.range[0], token.range[1])
+ };
+ },
+
+ createVoidTypeAnnotation: function () {
+ return {
+ type: Syntax.VoidTypeAnnotation
+ };
+ },
+
+ createTypeofTypeAnnotation: function (argument) {
+ return {
+ type: Syntax.TypeofTypeAnnotation,
+ argument: argument
+ };
+ },
+
+ createTupleTypeAnnotation: function (types) {
+ return {
+ type: Syntax.TupleTypeAnnotation,
+ types: types
+ };
+ },
+
+ createObjectTypeAnnotation: function (properties, indexers, callProperties) {
+ return {
+ type: Syntax.ObjectTypeAnnotation,
+ properties: properties,
+ indexers: indexers,
+ callProperties: callProperties
+ };
+ },
+
+ createObjectTypeIndexer: function (id, key, value, isStatic) {
+ return {
+ type: Syntax.ObjectTypeIndexer,
+ id: id,
+ key: key,
+ value: value,
+ "static": isStatic
+ };
+ },
+
+ createObjectTypeCallProperty: function (value, isStatic) {
+ return {
+ type: Syntax.ObjectTypeCallProperty,
+ value: value,
+ "static": isStatic
+ };
+ },
+
+ createObjectTypeProperty: function (key, value, optional, isStatic) {
+ return {
+ type: Syntax.ObjectTypeProperty,
+ key: key,
+ value: value,
+ optional: optional,
+ "static": isStatic
+ };
+ },
+
+ createUnionTypeAnnotation: function (types) {
+ return {
+ type: Syntax.UnionTypeAnnotation,
+ types: types
+ };
+ },
+
+ createIntersectionTypeAnnotation: function (types) {
+ return {
+ type: Syntax.IntersectionTypeAnnotation,
+ types: types
+ };
+ },
+
+ createTypeAlias: function (id, typeParameters, right) {
+ return {
+ type: Syntax.TypeAlias,
+ id: id,
+ typeParameters: typeParameters,
+ right: right
+ };
+ },
+
+ createInterface: function (id, typeParameters, body, extended) {
+ return {
+ type: Syntax.InterfaceDeclaration,
+ id: id,
+ typeParameters: typeParameters,
+ body: body,
+ "extends": extended
+ };
+ },
+
+ createInterfaceExtends: function (id, typeParameters) {
+ return {
+ type: Syntax.InterfaceExtends,
+ id: id,
+ typeParameters: typeParameters
+ };
+ },
+
+ createDeclareFunction: function (id) {
+ return {
+ type: Syntax.DeclareFunction,
+ id: id
+ };
+ },
+
+ createDeclareVariable: function (id) {
+ return {
+ type: Syntax.DeclareVariable,
+ id: id
+ };
+ },
+
+ createDeclareModule: function (id, body) {
+ return {
+ type: Syntax.DeclareModule,
+ id: id,
+ body: body
+ };
+ },
+
+ createJSXAttribute: function (name, value) {
+ return {
+ type: Syntax.JSXAttribute,
+ name: name,
+ value: value || null
+ };
+ },
+
+ createJSXSpreadAttribute: function (argument) {
+ return {
+ type: Syntax.JSXSpreadAttribute,
+ argument: argument
+ };
+ },
+
+ createJSXIdentifier: function (name) {
+ return {
+ type: Syntax.JSXIdentifier,
+ name: name
+ };
+ },
+
+ createJSXNamespacedName: function (namespace, name) {
+ return {
+ type: Syntax.JSXNamespacedName,
+ namespace: namespace,
+ name: name
+ };
+ },
+
+ createJSXMemberExpression: function (object, property) {
+ return {
+ type: Syntax.JSXMemberExpression,
+ object: object,
+ property: property
+ };
+ },
+
+ createJSXElement: function (openingElement, closingElement, children) {
+ return {
+ type: Syntax.JSXElement,
+ openingElement: openingElement,
+ closingElement: closingElement,
+ children: children
+ };
+ },
+
+ createJSXEmptyExpression: function () {
+ return {
+ type: Syntax.JSXEmptyExpression
+ };
+ },
+
+ createJSXExpressionContainer: function (expression) {
+ return {
+ type: Syntax.JSXExpressionContainer,
+ expression: expression
+ };
+ },
+
+ createJSXOpeningElement: function (name, attributes, selfClosing) {
+ return {
+ type: Syntax.JSXOpeningElement,
+ name: name,
+ selfClosing: selfClosing,
+ attributes: attributes
+ };
+ },
+
+ createJSXClosingElement: function (name) {
+ return {
+ type: Syntax.JSXClosingElement,
+ name: name
+ };
+ },
+
+ createIfStatement: function (test, consequent, alternate) {
+ return {
+ type: Syntax.IfStatement,
+ test: test,
+ consequent: consequent,
+ alternate: alternate
+ };
+ },
+
+ createLabeledStatement: function (label, body) {
+ return {
+ type: Syntax.LabeledStatement,
+ label: label,
+ body: body
+ };
+ },
+
+ createLiteral: function (token) {
+ var object = {
+ type: Syntax.Literal,
+ value: token.value,
+ raw: source.slice(token.range[0], token.range[1])
+ };
+ if (token.regex) {
+ object.regex = token.regex;
+ }
+ return object;
+ },
+
+ createMemberExpression: function (accessor, object, property) {
+ return {
+ type: Syntax.MemberExpression,
+ computed: accessor === '[',
+ object: object,
+ property: property
+ };
+ },
+
+ createNewExpression: function (callee, args) {
+ return {
+ type: Syntax.NewExpression,
+ callee: callee,
+ 'arguments': args
+ };
+ },
+
+ createObjectExpression: function (properties) {
+ return {
+ type: Syntax.ObjectExpression,
+ properties: properties
+ };
+ },
+
+ createPostfixExpression: function (operator, argument) {
+ return {
+ type: Syntax.UpdateExpression,
+ operator: operator,
+ argument: argument,
+ prefix: false
+ };
+ },
+
+ createProgram: function (body) {
+ return {
+ type: Syntax.Program,
+ body: body
+ };
+ },
+
+ createProperty: function (kind, key, value, method, shorthand, computed) {
+ return {
+ type: Syntax.Property,
+ key: key,
+ value: value,
+ kind: kind,
+ method: method,
+ shorthand: shorthand,
+ computed: computed
+ };
+ },
+
+ createReturnStatement: function (argument) {
+ return {
+ type: Syntax.ReturnStatement,
+ argument: argument
+ };
+ },
+
+ createSequenceExpression: function (expressions) {
+ return {
+ type: Syntax.SequenceExpression,
+ expressions: expressions
+ };
+ },
+
+ createSwitchCase: function (test, consequent) {
+ return {
+ type: Syntax.SwitchCase,
+ test: test,
+ consequent: consequent
+ };
+ },
+
+ createSwitchStatement: function (discriminant, cases) {
+ return {
+ type: Syntax.SwitchStatement,
+ discriminant: discriminant,
+ cases: cases
+ };
+ },
+
+ createThisExpression: function () {
+ return {
+ type: Syntax.ThisExpression
+ };
+ },
+
+ createThrowStatement: function (argument) {
+ return {
+ type: Syntax.ThrowStatement,
+ argument: argument
+ };
+ },
+
+ createTryStatement: function (block, guardedHandlers, handlers, finalizer) {
+ return {
+ type: Syntax.TryStatement,
+ block: block,
+ guardedHandlers: guardedHandlers,
+ handlers: handlers,
+ finalizer: finalizer
+ };
+ },
+
+ createUnaryExpression: function (operator, argument) {
+ if (operator === '++' || operator === '--') {
+ return {
+ type: Syntax.UpdateExpression,
+ operator: operator,
+ argument: argument,
+ prefix: true
+ };
+ }
+ return {
+ type: Syntax.UnaryExpression,
+ operator: operator,
+ argument: argument,
+ prefix: true
+ };
+ },
+
+ createVariableDeclaration: function (declarations, kind) {
+ return {
+ type: Syntax.VariableDeclaration,
+ declarations: declarations,
+ kind: kind
+ };
+ },
+
+ createVariableDeclarator: function (id, init) {
+ return {
+ type: Syntax.VariableDeclarator,
+ id: id,
+ init: init
+ };
+ },
+
+ createWhileStatement: function (test, body) {
+ return {
+ type: Syntax.WhileStatement,
+ test: test,
+ body: body
+ };
+ },
+
+ createWithStatement: function (object, body) {
+ return {
+ type: Syntax.WithStatement,
+ object: object,
+ body: body
+ };
+ },
+
+ createTemplateElement: function (value, tail) {
+ return {
+ type: Syntax.TemplateElement,
+ value: value,
+ tail: tail
+ };
+ },
+
+ createTemplateLiteral: function (quasis, expressions) {
+ return {
+ type: Syntax.TemplateLiteral,
+ quasis: quasis,
+ expressions: expressions
+ };
+ },
+
+ createSpreadElement: function (argument) {
+ return {
+ type: Syntax.SpreadElement,
+ argument: argument
+ };
+ },
+
+ createSpreadProperty: function (argument) {
+ return {
+ type: Syntax.SpreadProperty,
+ argument: argument
+ };
+ },
+
+ createTaggedTemplateExpression: function (tag, quasi) {
+ return {
+ type: Syntax.TaggedTemplateExpression,
+ tag: tag,
+ quasi: quasi
+ };
+ },
+
+ createArrowFunctionExpression: function (params, defaults, body, rest, expression, isAsync) {
+ var arrowExpr = {
+ type: Syntax.ArrowFunctionExpression,
+ id: null,
+ params: params,
+ defaults: defaults,
+ body: body,
+ rest: rest,
+ generator: false,
+ expression: expression
+ };
+
+ if (isAsync) {
+ arrowExpr.async = true;
+ }
+
+ return arrowExpr;
+ },
+
+ createMethodDefinition: function (propertyType, kind, key, value, computed) {
+ return {
+ type: Syntax.MethodDefinition,
+ key: key,
+ value: value,
+ kind: kind,
+ 'static': propertyType === ClassPropertyType["static"],
+ computed: computed
+ };
+ },
+
+ createClassProperty: function (key, typeAnnotation, computed, isStatic) {
+ return {
+ type: Syntax.ClassProperty,
+ key: key,
+ typeAnnotation: typeAnnotation,
+ computed: computed,
+ "static": isStatic
+ };
+ },
+
+ createClassBody: function (body) {
+ return {
+ type: Syntax.ClassBody,
+ body: body
+ };
+ },
+
+ createClassImplements: function (id, typeParameters) {
+ return {
+ type: Syntax.ClassImplements,
+ id: id,
+ typeParameters: typeParameters
+ };
+ },
+
+ createClassExpression: function (id, superClass, body, typeParameters, superTypeParameters, implemented) {
+ return {
+ type: Syntax.ClassExpression,
+ id: id,
+ superClass: superClass,
+ body: body,
+ typeParameters: typeParameters,
+ superTypeParameters: superTypeParameters,
+ "implements": implemented
+ };
+ },
+
+ createClassDeclaration: function (id, superClass, body, typeParameters, superTypeParameters, implemented) {
+ return {
+ type: Syntax.ClassDeclaration,
+ id: id,
+ superClass: superClass,
+ body: body,
+ typeParameters: typeParameters,
+ superTypeParameters: superTypeParameters,
+ "implements": implemented
+ };
+ },
+
+ createModuleSpecifier: function (token) {
+ return {
+ type: Syntax.ModuleSpecifier,
+ value: token.value,
+ raw: source.slice(token.range[0], token.range[1])
+ };
+ },
+
+ createExportSpecifier: function (id, name) {
+ return {
+ type: Syntax.ExportSpecifier,
+ id: id,
+ name: name
+ };
+ },
+
+ createExportBatchSpecifier: function () {
+ return {
+ type: Syntax.ExportBatchSpecifier
+ };
+ },
+
+ createImportDefaultSpecifier: function (id) {
+ return {
+ type: Syntax.ImportDefaultSpecifier,
+ id: id
+ };
+ },
+
+ createImportNamespaceSpecifier: function (id) {
+ return {
+ type: Syntax.ImportNamespaceSpecifier,
+ id: id
+ };
+ },
+
+ createExportDeclaration: function (isDefault, declaration, specifiers, src) {
+ return {
+ type: Syntax.ExportDeclaration,
+ 'default': !!isDefault,
+ declaration: declaration,
+ specifiers: specifiers,
+ source: src
+ };
+ },
+
+ createImportSpecifier: function (id, name) {
+ return {
+ type: Syntax.ImportSpecifier,
+ id: id,
+ name: name
+ };
+ },
+
+ createImportDeclaration: function (specifiers, src, isType) {
+ return {
+ type: Syntax.ImportDeclaration,
+ specifiers: specifiers,
+ source: src,
+ isType: isType
+ };
+ },
+
+ createYieldExpression: function (argument, dlg) {
+ return {
+ type: Syntax.YieldExpression,
+ argument: argument,
+ delegate: dlg
+ };
+ },
+
+ createAwaitExpression: function (argument) {
+ return {
+ type: Syntax.AwaitExpression,
+ argument: argument
+ };
+ },
+
+ createComprehensionExpression: function (filter, blocks, body) {
+ return {
+ type: Syntax.ComprehensionExpression,
+ filter: filter,
+ blocks: blocks,
+ body: body
+ };
+ }
+
+ };
+
+ // Return true if there is a line terminator before the next token.
+
+ function peekLineTerminator() {
+ var pos, line, start, found;
+
+ pos = index;
+ line = lineNumber;
+ start = lineStart;
+ skipComment();
+ found = lineNumber !== line;
+ index = pos;
+ lineNumber = line;
+ lineStart = start;
+
+ return found;
+ }
+
+ // Throw an exception
+
+ function throwError(token, messageFormat) {
+ var error,
+ args = Array.prototype.slice.call(arguments, 2),
+ msg = messageFormat.replace(
+ /%(\d)/g,
+ function (whole, idx) {
+ assert(idx < args.length, 'Message reference must be in range');
+ return args[idx];
+ }
+ );
+
+ if (typeof token.lineNumber === 'number') {
+ error = new Error('Line ' + token.lineNumber + ': ' + msg);
+ error.index = token.range[0];
+ error.lineNumber = token.lineNumber;
+ error.column = token.range[0] - lineStart + 1;
+ } else {
+ error = new Error('Line ' + lineNumber + ': ' + msg);
+ error.index = index;
+ error.lineNumber = lineNumber;
+ error.column = index - lineStart + 1;
+ }
+
+ error.description = msg;
+ throw error;
+ }
+
+ function throwErrorTolerant() {
+ try {
+ throwError.apply(null, arguments);
+ } catch (e) {
+ if (extra.errors) {
+ extra.errors.push(e);
+ } else {
+ throw e;
+ }
+ }
+ }
+
+
+ // Throw an exception because of the token.
+
+ function throwUnexpected(token) {
+ if (token.type === Token.EOF) {
+ throwError(token, Messages.UnexpectedEOS);
+ }
+
+ if (token.type === Token.NumericLiteral) {
+ throwError(token, Messages.UnexpectedNumber);
+ }
+
+ if (token.type === Token.StringLiteral || token.type === Token.JSXText) {
+ throwError(token, Messages.UnexpectedString);
+ }
+
+ if (token.type === Token.Identifier) {
+ throwError(token, Messages.UnexpectedIdentifier);
+ }
+
+ if (token.type === Token.Keyword) {
+ if (isFutureReservedWord(token.value)) {
+ throwError(token, Messages.UnexpectedReserved);
+ } else if (strict && isStrictModeReservedWord(token.value)) {
+ throwErrorTolerant(token, Messages.StrictReservedWord);
+ return;
+ }
+ throwError(token, Messages.UnexpectedToken, token.value);
+ }
+
+ if (token.type === Token.Template) {
+ throwError(token, Messages.UnexpectedTemplate, token.value.raw);
+ }
+
+ // BooleanLiteral, NullLiteral, or Punctuator.
+ throwError(token, Messages.UnexpectedToken, token.value);
+ }
+
+ // Expect the next token to match the specified punctuator.
+ // If not, an exception will be thrown.
+
+ function expect(value) {
+ var token = lex();
+ if (token.type !== Token.Punctuator || token.value !== value) {
+ throwUnexpected(token);
+ }
+ }
+
+ // Expect the next token to match the specified keyword.
+ // If not, an exception will be thrown.
+
+ function expectKeyword(keyword, contextual) {
+ var token = lex();
+ if (token.type !== (contextual ? Token.Identifier : Token.Keyword) ||
+ token.value !== keyword) {
+ throwUnexpected(token);
+ }
+ }
+
+ // Expect the next token to match the specified contextual keyword.
+ // If not, an exception will be thrown.
+
+ function expectContextualKeyword(keyword) {
+ return expectKeyword(keyword, true);
+ }
+
+ // Return true if the next token matches the specified punctuator.
+
+ function match(value) {
+ return lookahead.type === Token.Punctuator && lookahead.value === value;
+ }
+
+ // Return true if the next token matches the specified keyword
+
+ function matchKeyword(keyword, contextual) {
+ var expectedType = contextual ? Token.Identifier : Token.Keyword;
+ return lookahead.type === expectedType && lookahead.value === keyword;
+ }
+
+ // Return true if the next token matches the specified contextual keyword
+
+ function matchContextualKeyword(keyword) {
+ return matchKeyword(keyword, true);
+ }
+
+ // Return true if the next token is an assignment operator
+
+ function matchAssign() {
+ var op;
+
+ if (lookahead.type !== Token.Punctuator) {
+ return false;
+ }
+ op = lookahead.value;
+ return op === '=' ||
+ op === '*=' ||
+ op === '/=' ||
+ op === '%=' ||
+ op === '+=' ||
+ op === '-=' ||
+ op === '<<=' ||
+ op === '>>=' ||
+ op === '>>>=' ||
+ op === '&=' ||
+ op === '^=' ||
+ op === '|=';
+ }
+
+ // Note that 'yield' is treated as a keyword in strict mode, but a
+ // contextual keyword (identifier) in non-strict mode, so we need to
+ // use matchKeyword('yield', false) and matchKeyword('yield', true)
+ // (i.e. matchContextualKeyword) appropriately.
+ function matchYield() {
+ return state.yieldAllowed && matchKeyword('yield', !strict);
+ }
+
+ function matchAsync() {
+ var backtrackToken = lookahead, matches = false;
+
+ if (matchContextualKeyword('async')) {
+ lex(); // Make sure peekLineTerminator() starts after 'async'.
+ matches = !peekLineTerminator();
+ rewind(backtrackToken); // Revert the lex().
+ }
+
+ return matches;
+ }
+
+ function matchAwait() {
+ return state.awaitAllowed && matchContextualKeyword('await');
+ }
+
+ function consumeSemicolon() {
+ var line, oldIndex = index, oldLineNumber = lineNumber,
+ oldLineStart = lineStart, oldLookahead = lookahead;
+
+ // Catch the very common case first: immediately a semicolon (char #59).
+ if (source.charCodeAt(index) === 59) {
+ lex();
+ return;
+ }
+
+ line = lineNumber;
+ skipComment();
+ if (lineNumber !== line) {
+ index = oldIndex;
+ lineNumber = oldLineNumber;
+ lineStart = oldLineStart;
+ lookahead = oldLookahead;
+ return;
+ }
+
+ if (match(';')) {
+ lex();
+ return;
+ }
+
+ if (lookahead.type !== Token.EOF && !match('}')) {
+ throwUnexpected(lookahead);
+ }
+ }
+
+ // Return true if provided expression is LeftHandSideExpression
+
+ function isLeftHandSide(expr) {
+ return expr.type === Syntax.Identifier || expr.type === Syntax.MemberExpression;
+ }
+
+ function isAssignableLeftHandSide(expr) {
+ return isLeftHandSide(expr) || expr.type === Syntax.ObjectPattern || expr.type === Syntax.ArrayPattern;
+ }
+
+ // 11.1.4 Array Initialiser
+
+ function parseArrayInitialiser() {
+ var elements = [], blocks = [], filter = null, tmp, possiblecomprehension = true,
+ marker = markerCreate();
+
+ expect('[');
+ while (!match(']')) {
+ if (lookahead.value === 'for' &&
+ lookahead.type === Token.Keyword) {
+ if (!possiblecomprehension) {
+ throwError({}, Messages.ComprehensionError);
+ }
+ matchKeyword('for');
+ tmp = parseForStatement({ignoreBody: true});
+ tmp.of = tmp.type === Syntax.ForOfStatement;
+ tmp.type = Syntax.ComprehensionBlock;
+ if (tmp.left.kind) { // can't be let or const
+ throwError({}, Messages.ComprehensionError);
+ }
+ blocks.push(tmp);
+ } else if (lookahead.value === 'if' &&
+ lookahead.type === Token.Keyword) {
+ if (!possiblecomprehension) {
+ throwError({}, Messages.ComprehensionError);
+ }
+ expectKeyword('if');
+ expect('(');
+ filter = parseExpression();
+ expect(')');
+ } else if (lookahead.value === ',' &&
+ lookahead.type === Token.Punctuator) {
+ possiblecomprehension = false; // no longer allowed.
+ lex();
+ elements.push(null);
+ } else {
+ tmp = parseSpreadOrAssignmentExpression();
+ elements.push(tmp);
+ if (tmp && tmp.type === Syntax.SpreadElement) {
+ if (!match(']')) {
+ throwError({}, Messages.ElementAfterSpreadElement);
+ }
+ } else if (!(match(']') || matchKeyword('for') || matchKeyword('if'))) {
+ expect(','); // this lexes.
+ possiblecomprehension = false;
+ }
+ }
+ }
+
+ expect(']');
+
+ if (filter && !blocks.length) {
+ throwError({}, Messages.ComprehensionRequiresBlock);
+ }
+
+ if (blocks.length) {
+ if (elements.length !== 1) {
+ throwError({}, Messages.ComprehensionError);
+ }
+ return markerApply(marker, delegate.createComprehensionExpression(filter, blocks, elements[0]));
+ }
+ return markerApply(marker, delegate.createArrayExpression(elements));
+ }
+
+ // 11.1.5 Object Initialiser
+
+ function parsePropertyFunction(options) {
+ var previousStrict, previousYieldAllowed, previousAwaitAllowed,
+ params, defaults, body, marker = markerCreate();
+
+ previousStrict = strict;
+ previousYieldAllowed = state.yieldAllowed;
+ state.yieldAllowed = options.generator;
+ previousAwaitAllowed = state.awaitAllowed;
+ state.awaitAllowed = options.async;
+ params = options.params || [];
+ defaults = options.defaults || [];
+
+ body = parseConciseBody();
+ if (options.name && strict && isRestrictedWord(params[0].name)) {
+ throwErrorTolerant(options.name, Messages.StrictParamName);
+ }
+ strict = previousStrict;
+ state.yieldAllowed = previousYieldAllowed;
+ state.awaitAllowed = previousAwaitAllowed;
+
+ return markerApply(marker, delegate.createFunctionExpression(
+ null,
+ params,
+ defaults,
+ body,
+ options.rest || null,
+ options.generator,
+ body.type !== Syntax.BlockStatement,
+ options.async,
+ options.returnType,
+ options.typeParameters
+ ));
+ }
+
+
+ function parsePropertyMethodFunction(options) {
+ var previousStrict, tmp, method;
+
+ previousStrict = strict;
+ strict = true;
+
+ tmp = parseParams();
+
+ if (tmp.stricted) {
+ throwErrorTolerant(tmp.stricted, tmp.message);
+ }
+
+ method = parsePropertyFunction({
+ params: tmp.params,
+ defaults: tmp.defaults,
+ rest: tmp.rest,
+ generator: options.generator,
+ async: options.async,
+ returnType: tmp.returnType,
+ typeParameters: options.typeParameters
+ });
+
+ strict = previousStrict;
+
+ return method;
+ }
+
+
+ function parseObjectPropertyKey() {
+ var marker = markerCreate(),
+ token = lex(),
+ propertyKey,
+ result;
+
+ // Note: This function is called only from parseObjectProperty(), where
+ // EOF and Punctuator tokens are already filtered out.
+
+ if (token.type === Token.StringLiteral || token.type === Token.NumericLiteral) {
+ if (strict && token.octal) {
+ throwErrorTolerant(token, Messages.StrictOctalLiteral);
+ }
+ return markerApply(marker, delegate.createLiteral(token));
+ }
+
+ if (token.type === Token.Punctuator && token.value === '[') {
+ // For computed properties we should skip the [ and ], and
+ // capture in marker only the assignment expression itself.
+ marker = markerCreate();
+ propertyKey = parseAssignmentExpression();
+ result = markerApply(marker, propertyKey);
+ expect(']');
+ return result;
+ }
+
+ return markerApply(marker, delegate.createIdentifier(token.value));
+ }
+
+ function parseObjectProperty() {
+ var token, key, id, param, computed,
+ marker = markerCreate(), returnType, typeParameters;
+
+ token = lookahead;
+ computed = (token.value === '[' && token.type === Token.Punctuator);
+
+ if (token.type === Token.Identifier || computed || matchAsync()) {
+ id = parseObjectPropertyKey();
+
+ if (match(':')) {
+ lex();
+
+ return markerApply(
+ marker,
+ delegate.createProperty(
+ 'init',
+ id,
+ parseAssignmentExpression(),
+ false,
+ false,
+ computed
+ )
+ );
+ }
+
+ if (match('(') || match('<')) {
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+ return markerApply(
+ marker,
+ delegate.createProperty(
+ 'init',
+ id,
+ parsePropertyMethodFunction({
+ generator: false,
+ async: false,
+ typeParameters: typeParameters
+ }),
+ true,
+ false,
+ computed
+ )
+ );
+ }
+
+ // Property Assignment: Getter and Setter.
+
+ if (token.value === 'get') {
+ computed = (lookahead.value === '[');
+ key = parseObjectPropertyKey();
+
+ expect('(');
+ expect(')');
+ if (match(':')) {
+ returnType = parseTypeAnnotation();
+ }
+
+ return markerApply(
+ marker,
+ delegate.createProperty(
+ 'get',
+ key,
+ parsePropertyFunction({
+ generator: false,
+ async: false,
+ returnType: returnType
+ }),
+ false,
+ false,
+ computed
+ )
+ );
+ }
+
+ if (token.value === 'set') {
+ computed = (lookahead.value === '[');
+ key = parseObjectPropertyKey();
+
+ expect('(');
+ token = lookahead;
+ param = [ parseTypeAnnotatableIdentifier() ];
+ expect(')');
+ if (match(':')) {
+ returnType = parseTypeAnnotation();
+ }
+
+ return markerApply(
+ marker,
+ delegate.createProperty(
+ 'set',
+ key,
+ parsePropertyFunction({
+ params: param,
+ generator: false,
+ async: false,
+ name: token,
+ returnType: returnType
+ }),
+ false,
+ false,
+ computed
+ )
+ );
+ }
+
+ if (token.value === 'async') {
+ computed = (lookahead.value === '[');
+ key = parseObjectPropertyKey();
+
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+
+ return markerApply(
+ marker,
+ delegate.createProperty(
+ 'init',
+ key,
+ parsePropertyMethodFunction({
+ generator: false,
+ async: true,
+ typeParameters: typeParameters
+ }),
+ true,
+ false,
+ computed
+ )
+ );
+ }
+
+ if (computed) {
+ // Computed properties can only be used with full notation.
+ throwUnexpected(lookahead);
+ }
+
+ return markerApply(
+ marker,
+ delegate.createProperty('init', id, id, false, true, false)
+ );
+ }
+
+ if (token.type === Token.EOF || token.type === Token.Punctuator) {
+ if (!match('*')) {
+ throwUnexpected(token);
+ }
+ lex();
+
+ computed = (lookahead.type === Token.Punctuator && lookahead.value === '[');
+
+ id = parseObjectPropertyKey();
+
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+
+ if (!match('(')) {
+ throwUnexpected(lex());
+ }
+
+ return markerApply(marker, delegate.createProperty(
+ 'init',
+ id,
+ parsePropertyMethodFunction({
+ generator: true,
+ typeParameters: typeParameters
+ }),
+ true,
+ false,
+ computed
+ ));
+ }
+ key = parseObjectPropertyKey();
+ if (match(':')) {
+ lex();
+ return markerApply(marker, delegate.createProperty('init', key, parseAssignmentExpression(), false, false, false));
+ }
+ if (match('(') || match('<')) {
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+ return markerApply(marker, delegate.createProperty(
+ 'init',
+ key,
+ parsePropertyMethodFunction({
+ generator: false,
+ typeParameters: typeParameters
+ }),
+ true,
+ false,
+ false
+ ));
+ }
+ throwUnexpected(lex());
+ }
+
+ function parseObjectSpreadProperty() {
+ var marker = markerCreate();
+ expect('...');
+ return markerApply(marker, delegate.createSpreadProperty(parseAssignmentExpression()));
+ }
+
+ function getFieldName(key) {
+ var toString = String;
+ if (key.type === Syntax.Identifier) {
+ return key.name;
+ }
+ return toString(key.value);
+ }
+
+ function parseObjectInitialiser() {
+ var properties = [], property, name, kind, storedKind, map = new StringMap(),
+ marker = markerCreate(), toString = String;
+
+ expect('{');
+
+ while (!match('}')) {
+ if (match('...')) {
+ property = parseObjectSpreadProperty();
+ } else {
+ property = parseObjectProperty();
+
+ if (property.key.type === Syntax.Identifier) {
+ name = property.key.name;
+ } else {
+ name = toString(property.key.value);
+ }
+ kind = (property.kind === 'init') ? PropertyKind.Data : (property.kind === 'get') ? PropertyKind.Get : PropertyKind.Set;
+
+ if (map.has(name)) {
+ storedKind = map.get(name);
+ if (storedKind === PropertyKind.Data) {
+ if (strict && kind === PropertyKind.Data) {
+ throwErrorTolerant({}, Messages.StrictDuplicateProperty);
+ } else if (kind !== PropertyKind.Data) {
+ throwErrorTolerant({}, Messages.AccessorDataProperty);
+ }
+ } else {
+ if (kind === PropertyKind.Data) {
+ throwErrorTolerant({}, Messages.AccessorDataProperty);
+ } else if (storedKind & kind) {
+ throwErrorTolerant({}, Messages.AccessorGetSet);
+ }
+ }
+ map.set(name, storedKind | kind);
+ } else {
+ map.set(name, kind);
+ }
+ }
+
+ properties.push(property);
+
+ if (!match('}')) {
+ expect(',');
+ }
+ }
+
+ expect('}');
+
+ return markerApply(marker, delegate.createObjectExpression(properties));
+ }
+
+ function parseTemplateElement(option) {
+ var marker = markerCreate(),
+ token = scanTemplateElement(option);
+ if (strict && token.octal) {
+ throwError(token, Messages.StrictOctalLiteral);
+ }
+ return markerApply(marker, delegate.createTemplateElement({ raw: token.value.raw, cooked: token.value.cooked }, token.tail));
+ }
+
+ function parseTemplateLiteral() {
+ var quasi, quasis, expressions, marker = markerCreate();
+
+ quasi = parseTemplateElement({ head: true });
+ quasis = [ quasi ];
+ expressions = [];
+
+ while (!quasi.tail) {
+ expressions.push(parseExpression());
+ quasi = parseTemplateElement({ head: false });
+ quasis.push(quasi);
+ }
+
+ return markerApply(marker, delegate.createTemplateLiteral(quasis, expressions));
+ }
+
+ // 11.1.6 The Grouping Operator
+
+ function parseGroupExpression() {
+ var expr, marker, typeAnnotation;
+
+ expect('(');
+
+ ++state.parenthesizedCount;
+
+ marker = markerCreate();
+
+ expr = parseExpression();
+
+ if (match(':')) {
+ typeAnnotation = parseTypeAnnotation();
+ expr = markerApply(marker, delegate.createTypeCast(
+ expr,
+ typeAnnotation
+ ));
+ }
+
+ expect(')');
+
+ return expr;
+ }
+
+ function matchAsyncFuncExprOrDecl() {
+ var token;
+
+ if (matchAsync()) {
+ token = lookahead2();
+ if (token.type === Token.Keyword && token.value === 'function') {
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ // 11.1 Primary Expressions
+
+ function parsePrimaryExpression() {
+ var marker, type, token, expr;
+
+ type = lookahead.type;
+
+ if (type === Token.Identifier) {
+ marker = markerCreate();
+ return markerApply(marker, delegate.createIdentifier(lex().value));
+ }
+
+ if (type === Token.StringLiteral || type === Token.NumericLiteral) {
+ if (strict && lookahead.octal) {
+ throwErrorTolerant(lookahead, Messages.StrictOctalLiteral);
+ }
+ marker = markerCreate();
+ return markerApply(marker, delegate.createLiteral(lex()));
+ }
+
+ if (type === Token.Keyword) {
+ if (matchKeyword('this')) {
+ marker = markerCreate();
+ lex();
+ return markerApply(marker, delegate.createThisExpression());
+ }
+
+ if (matchKeyword('function')) {
+ return parseFunctionExpression();
+ }
+
+ if (matchKeyword('class')) {
+ return parseClassExpression();
+ }
+
+ if (matchKeyword('super')) {
+ marker = markerCreate();
+ lex();
+ return markerApply(marker, delegate.createIdentifier('super'));
+ }
+ }
+
+ if (type === Token.BooleanLiteral) {
+ marker = markerCreate();
+ token = lex();
+ token.value = (token.value === 'true');
+ return markerApply(marker, delegate.createLiteral(token));
+ }
+
+ if (type === Token.NullLiteral) {
+ marker = markerCreate();
+ token = lex();
+ token.value = null;
+ return markerApply(marker, delegate.createLiteral(token));
+ }
+
+ if (match('[')) {
+ return parseArrayInitialiser();
+ }
+
+ if (match('{')) {
+ return parseObjectInitialiser();
+ }
+
+ if (match('(')) {
+ return parseGroupExpression();
+ }
+
+ if (match('/') || match('/=')) {
+ marker = markerCreate();
+ expr = delegate.createLiteral(scanRegExp());
+ peek();
+ return markerApply(marker, expr);
+ }
+
+ if (type === Token.Template) {
+ return parseTemplateLiteral();
+ }
+
+ if (match('<')) {
+ return parseJSXElement();
+ }
+
+ throwUnexpected(lex());
+ }
+
+ // 11.2 Left-Hand-Side Expressions
+
+ function parseArguments() {
+ var args = [], arg;
+
+ expect('(');
+
+ if (!match(')')) {
+ while (index < length) {
+ arg = parseSpreadOrAssignmentExpression();
+ args.push(arg);
+
+ if (match(')')) {
+ break;
+ } else if (arg.type === Syntax.SpreadElement) {
+ throwError({}, Messages.ElementAfterSpreadElement);
+ }
+
+ expect(',');
+ }
+ }
+
+ expect(')');
+
+ return args;
+ }
+
+ function parseSpreadOrAssignmentExpression() {
+ if (match('...')) {
+ var marker = markerCreate();
+ lex();
+ return markerApply(marker, delegate.createSpreadElement(parseAssignmentExpression()));
+ }
+ return parseAssignmentExpression();
+ }
+
+ function parseNonComputedProperty() {
+ var marker = markerCreate(),
+ token = lex();
+
+ if (!isIdentifierName(token)) {
+ throwUnexpected(token);
+ }
+
+ return markerApply(marker, delegate.createIdentifier(token.value));
+ }
+
+ function parseNonComputedMember() {
+ expect('.');
+
+ return parseNonComputedProperty();
+ }
+
+ function parseComputedMember() {
+ var expr;
+
+ expect('[');
+
+ expr = parseExpression();
+
+ expect(']');
+
+ return expr;
+ }
+
+ function parseNewExpression() {
+ var callee, args, marker = markerCreate();
+
+ expectKeyword('new');
+ callee = parseLeftHandSideExpression();
+ args = match('(') ? parseArguments() : [];
+
+ return markerApply(marker, delegate.createNewExpression(callee, args));
+ }
+
+ function parseLeftHandSideExpressionAllowCall() {
+ var expr, args, marker = markerCreate();
+
+ expr = matchKeyword('new') ? parseNewExpression() : parsePrimaryExpression();
+
+ while (match('.') || match('[') || match('(') || lookahead.type === Token.Template) {
+ if (match('(')) {
+ args = parseArguments();
+ expr = markerApply(marker, delegate.createCallExpression(expr, args));
+ } else if (match('[')) {
+ expr = markerApply(marker, delegate.createMemberExpression('[', expr, parseComputedMember()));
+ } else if (match('.')) {
+ expr = markerApply(marker, delegate.createMemberExpression('.', expr, parseNonComputedMember()));
+ } else {
+ expr = markerApply(marker, delegate.createTaggedTemplateExpression(expr, parseTemplateLiteral()));
+ }
+ }
+
+ return expr;
+ }
+
+ function parseLeftHandSideExpression() {
+ var expr, marker = markerCreate();
+
+ expr = matchKeyword('new') ? parseNewExpression() : parsePrimaryExpression();
+
+ while (match('.') || match('[') || lookahead.type === Token.Template) {
+ if (match('[')) {
+ expr = markerApply(marker, delegate.createMemberExpression('[', expr, parseComputedMember()));
+ } else if (match('.')) {
+ expr = markerApply(marker, delegate.createMemberExpression('.', expr, parseNonComputedMember()));
+ } else {
+ expr = markerApply(marker, delegate.createTaggedTemplateExpression(expr, parseTemplateLiteral()));
+ }
+ }
+
+ return expr;
+ }
+
+ // 11.3 Postfix Expressions
+
+ function parsePostfixExpression() {
+ var marker = markerCreate(),
+ expr = parseLeftHandSideExpressionAllowCall(),
+ token;
+
+ if (lookahead.type !== Token.Punctuator) {
+ return expr;
+ }
+
+ if ((match('++') || match('--')) && !peekLineTerminator()) {
+ // 11.3.1, 11.3.2
+ if (strict && expr.type === Syntax.Identifier && isRestrictedWord(expr.name)) {
+ throwErrorTolerant({}, Messages.StrictLHSPostfix);
+ }
+
+ if (!isLeftHandSide(expr)) {
+ throwError({}, Messages.InvalidLHSInAssignment);
+ }
+
+ token = lex();
+ expr = markerApply(marker, delegate.createPostfixExpression(token.value, expr));
+ }
+
+ return expr;
+ }
+
+ // 11.4 Unary Operators
+
+ function parseUnaryExpression() {
+ var marker, token, expr;
+
+ if (lookahead.type !== Token.Punctuator && lookahead.type !== Token.Keyword) {
+ return parsePostfixExpression();
+ }
+
+ if (match('++') || match('--')) {
+ marker = markerCreate();
+ token = lex();
+ expr = parseUnaryExpression();
+ // 11.4.4, 11.4.5
+ if (strict && expr.type === Syntax.Identifier && isRestrictedWord(expr.name)) {
+ throwErrorTolerant({}, Messages.StrictLHSPrefix);
+ }
+
+ if (!isLeftHandSide(expr)) {
+ throwError({}, Messages.InvalidLHSInAssignment);
+ }
+
+ return markerApply(marker, delegate.createUnaryExpression(token.value, expr));
+ }
+
+ if (match('+') || match('-') || match('~') || match('!')) {
+ marker = markerCreate();
+ token = lex();
+ expr = parseUnaryExpression();
+ return markerApply(marker, delegate.createUnaryExpression(token.value, expr));
+ }
+
+ if (matchKeyword('delete') || matchKeyword('void') || matchKeyword('typeof')) {
+ marker = markerCreate();
+ token = lex();
+ expr = parseUnaryExpression();
+ expr = markerApply(marker, delegate.createUnaryExpression(token.value, expr));
+ if (strict && expr.operator === 'delete' && expr.argument.type === Syntax.Identifier) {
+ throwErrorTolerant({}, Messages.StrictDelete);
+ }
+ return expr;
+ }
+
+ return parsePostfixExpression();
+ }
+
+ function binaryPrecedence(token, allowIn) {
+ var prec = 0;
+
+ if (token.type !== Token.Punctuator && token.type !== Token.Keyword) {
+ return 0;
+ }
+
+ switch (token.value) {
+ case '||':
+ prec = 1;
+ break;
+
+ case '&&':
+ prec = 2;
+ break;
+
+ case '|':
+ prec = 3;
+ break;
+
+ case '^':
+ prec = 4;
+ break;
+
+ case '&':
+ prec = 5;
+ break;
+
+ case '==':
+ case '!=':
+ case '===':
+ case '!==':
+ prec = 6;
+ break;
+
+ case '<':
+ case '>':
+ case '<=':
+ case '>=':
+ case 'instanceof':
+ prec = 7;
+ break;
+
+ case 'in':
+ prec = allowIn ? 7 : 0;
+ break;
+
+ case '<<':
+ case '>>':
+ case '>>>':
+ prec = 8;
+ break;
+
+ case '+':
+ case '-':
+ prec = 9;
+ break;
+
+ case '*':
+ case '/':
+ case '%':
+ prec = 11;
+ break;
+
+ default:
+ break;
+ }
+
+ return prec;
+ }
+
+ // 11.5 Multiplicative Operators
+ // 11.6 Additive Operators
+ // 11.7 Bitwise Shift Operators
+ // 11.8 Relational Operators
+ // 11.9 Equality Operators
+ // 11.10 Binary Bitwise Operators
+ // 11.11 Binary Logical Operators
+
+ function parseBinaryExpression() {
+ var expr, token, prec, previousAllowIn, stack, right, operator, left, i,
+ marker, markers;
+
+ previousAllowIn = state.allowIn;
+ state.allowIn = true;
+
+ marker = markerCreate();
+ left = parseUnaryExpression();
+
+ token = lookahead;
+ prec = binaryPrecedence(token, previousAllowIn);
+ if (prec === 0) {
+ return left;
+ }
+ token.prec = prec;
+ lex();
+
+ markers = [marker, markerCreate()];
+ right = parseUnaryExpression();
+
+ stack = [left, token, right];
+
+ while ((prec = binaryPrecedence(lookahead, previousAllowIn)) > 0) {
+
+ // Reduce: make a binary expression from the three topmost entries.
+ while ((stack.length > 2) && (prec <= stack[stack.length - 2].prec)) {
+ right = stack.pop();
+ operator = stack.pop().value;
+ left = stack.pop();
+ expr = delegate.createBinaryExpression(operator, left, right);
+ markers.pop();
+ marker = markers.pop();
+ markerApply(marker, expr);
+ stack.push(expr);
+ markers.push(marker);
+ }
+
+ // Shift.
+ token = lex();
+ token.prec = prec;
+ stack.push(token);
+ markers.push(markerCreate());
+ expr = parseUnaryExpression();
+ stack.push(expr);
+ }
+
+ state.allowIn = previousAllowIn;
+
+ // Final reduce to clean-up the stack.
+ i = stack.length - 1;
+ expr = stack[i];
+ markers.pop();
+ while (i > 1) {
+ expr = delegate.createBinaryExpression(stack[i - 1].value, stack[i - 2], expr);
+ i -= 2;
+ marker = markers.pop();
+ markerApply(marker, expr);
+ }
+
+ return expr;
+ }
+
+
+ // 11.12 Conditional Operator
+
+ function parseConditionalExpression() {
+ var expr, previousAllowIn, consequent, alternate, marker = markerCreate();
+ expr = parseBinaryExpression();
+
+ if (match('?')) {
+ lex();
+ previousAllowIn = state.allowIn;
+ state.allowIn = true;
+ consequent = parseAssignmentExpression();
+ state.allowIn = previousAllowIn;
+ expect(':');
+ alternate = parseAssignmentExpression();
+
+ expr = markerApply(marker, delegate.createConditionalExpression(expr, consequent, alternate));
+ }
+
+ return expr;
+ }
+
+ // 11.13 Assignment Operators
+
+ // 12.14.5 AssignmentPattern
+
+ function reinterpretAsAssignmentBindingPattern(expr) {
+ var i, len, property, element;
+
+ if (expr.type === Syntax.ObjectExpression) {
+ expr.type = Syntax.ObjectPattern;
+ for (i = 0, len = expr.properties.length; i < len; i += 1) {
+ property = expr.properties[i];
+ if (property.type === Syntax.SpreadProperty) {
+ if (i < len - 1) {
+ throwError({}, Messages.PropertyAfterSpreadProperty);
+ }
+ reinterpretAsAssignmentBindingPattern(property.argument);
+ } else {
+ if (property.kind !== 'init') {
+ throwError({}, Messages.InvalidLHSInAssignment);
+ }
+ reinterpretAsAssignmentBindingPattern(property.value);
+ }
+ }
+ } else if (expr.type === Syntax.ArrayExpression) {
+ expr.type = Syntax.ArrayPattern;
+ for (i = 0, len = expr.elements.length; i < len; i += 1) {
+ element = expr.elements[i];
+ /* istanbul ignore else */
+ if (element) {
+ reinterpretAsAssignmentBindingPattern(element);
+ }
+ }
+ } else if (expr.type === Syntax.Identifier) {
+ if (isRestrictedWord(expr.name)) {
+ throwError({}, Messages.InvalidLHSInAssignment);
+ }
+ } else if (expr.type === Syntax.SpreadElement) {
+ reinterpretAsAssignmentBindingPattern(expr.argument);
+ if (expr.argument.type === Syntax.ObjectPattern) {
+ throwError({}, Messages.ObjectPatternAsSpread);
+ }
+ } else {
+ /* istanbul ignore else */
+ if (expr.type !== Syntax.MemberExpression && expr.type !== Syntax.CallExpression && expr.type !== Syntax.NewExpression) {
+ throwError({}, Messages.InvalidLHSInAssignment);
+ }
+ }
+ }
+
+ // 13.2.3 BindingPattern
+
+ function reinterpretAsDestructuredParameter(options, expr) {
+ var i, len, property, element;
+
+ if (expr.type === Syntax.ObjectExpression) {
+ expr.type = Syntax.ObjectPattern;
+ for (i = 0, len = expr.properties.length; i < len; i += 1) {
+ property = expr.properties[i];
+ if (property.type === Syntax.SpreadProperty) {
+ if (i < len - 1) {
+ throwError({}, Messages.PropertyAfterSpreadProperty);
+ }
+ reinterpretAsDestructuredParameter(options, property.argument);
+ } else {
+ if (property.kind !== 'init') {
+ throwError({}, Messages.InvalidLHSInFormalsList);
+ }
+ reinterpretAsDestructuredParameter(options, property.value);
+ }
+ }
+ } else if (expr.type === Syntax.ArrayExpression) {
+ expr.type = Syntax.ArrayPattern;
+ for (i = 0, len = expr.elements.length; i < len; i += 1) {
+ element = expr.elements[i];
+ if (element) {
+ reinterpretAsDestructuredParameter(options, element);
+ }
+ }
+ } else if (expr.type === Syntax.Identifier) {
+ validateParam(options, expr, expr.name);
+ } else if (expr.type === Syntax.SpreadElement) {
+ // BindingRestElement only allows BindingIdentifier
+ if (expr.argument.type !== Syntax.Identifier) {
+ throwError({}, Messages.InvalidLHSInFormalsList);
+ }
+ validateParam(options, expr.argument, expr.argument.name);
+ } else {
+ throwError({}, Messages.InvalidLHSInFormalsList);
+ }
+ }
+
+ function reinterpretAsCoverFormalsList(expressions) {
+ var i, len, param, params, defaults, defaultCount, options, rest;
+
+ params = [];
+ defaults = [];
+ defaultCount = 0;
+ rest = null;
+ options = {
+ paramSet: new StringMap()
+ };
+
+ for (i = 0, len = expressions.length; i < len; i += 1) {
+ param = expressions[i];
+ if (param.type === Syntax.Identifier) {
+ params.push(param);
+ defaults.push(null);
+ validateParam(options, param, param.name);
+ } else if (param.type === Syntax.ObjectExpression || param.type === Syntax.ArrayExpression) {
+ reinterpretAsDestructuredParameter(options, param);
+ params.push(param);
+ defaults.push(null);
+ } else if (param.type === Syntax.SpreadElement) {
+ assert(i === len - 1, 'It is guaranteed that SpreadElement is last element by parseExpression');
+ if (param.argument.type !== Syntax.Identifier) {
+ throwError({}, Messages.InvalidLHSInFormalsList);
+ }
+ reinterpretAsDestructuredParameter(options, param.argument);
+ rest = param.argument;
+ } else if (param.type === Syntax.AssignmentExpression) {
+ params.push(param.left);
+ defaults.push(param.right);
+ ++defaultCount;
+ validateParam(options, param.left, param.left.name);
+ } else {
+ return null;
+ }
+ }
+
+ if (options.message === Messages.StrictParamDupe) {
+ throwError(
+ strict ? options.stricted : options.firstRestricted,
+ options.message
+ );
+ }
+
+ if (defaultCount === 0) {
+ defaults = [];
+ }
+
+ return {
+ params: params,
+ defaults: defaults,
+ rest: rest,
+ stricted: options.stricted,
+ firstRestricted: options.firstRestricted,
+ message: options.message
+ };
+ }
+
+ function parseArrowFunctionExpression(options, marker) {
+ var previousStrict, previousYieldAllowed, previousAwaitAllowed, body;
+
+ expect('=>');
+
+ previousStrict = strict;
+ previousYieldAllowed = state.yieldAllowed;
+ state.yieldAllowed = false;
+ previousAwaitAllowed = state.awaitAllowed;
+ state.awaitAllowed = !!options.async;
+ body = parseConciseBody();
+
+ if (strict && options.firstRestricted) {
+ throwError(options.firstRestricted, options.message);
+ }
+ if (strict && options.stricted) {
+ throwErrorTolerant(options.stricted, options.message);
+ }
+
+ strict = previousStrict;
+ state.yieldAllowed = previousYieldAllowed;
+ state.awaitAllowed = previousAwaitAllowed;
+
+ return markerApply(marker, delegate.createArrowFunctionExpression(
+ options.params,
+ options.defaults,
+ body,
+ options.rest,
+ body.type !== Syntax.BlockStatement,
+ !!options.async
+ ));
+ }
+
+ function parseAssignmentExpression() {
+ var marker, expr, token, params, oldParenthesizedCount,
+ startsWithParen = false, backtrackToken = lookahead,
+ possiblyAsync = false;
+
+ if (matchYield()) {
+ return parseYieldExpression();
+ }
+
+ if (matchAwait()) {
+ return parseAwaitExpression();
+ }
+
+ oldParenthesizedCount = state.parenthesizedCount;
+
+ marker = markerCreate();
+
+ if (matchAsyncFuncExprOrDecl()) {
+ return parseFunctionExpression();
+ }
+
+ if (matchAsync()) {
+ // We can't be completely sure that this 'async' token is
+ // actually a contextual keyword modifying a function
+ // expression, so we might have to un-lex() it later by
+ // calling rewind(backtrackToken).
+ possiblyAsync = true;
+ lex();
+ }
+
+ if (match('(')) {
+ token = lookahead2();
+ if ((token.type === Token.Punctuator && token.value === ')') || token.value === '...') {
+ params = parseParams();
+ if (!match('=>')) {
+ throwUnexpected(lex());
+ }
+ params.async = possiblyAsync;
+ return parseArrowFunctionExpression(params, marker);
+ }
+ startsWithParen = true;
+ }
+
+ token = lookahead;
+
+ // If the 'async' keyword is not followed by a '(' character or an
+ // identifier, then it can't be an arrow function modifier, and we
+ // should interpret it as a normal identifer.
+ if (possiblyAsync && !match('(') && token.type !== Token.Identifier) {
+ possiblyAsync = false;
+ rewind(backtrackToken);
+ }
+
+ expr = parseConditionalExpression();
+
+ if (match('=>') &&
+ (state.parenthesizedCount === oldParenthesizedCount ||
+ state.parenthesizedCount === (oldParenthesizedCount + 1))) {
+ if (expr.type === Syntax.Identifier) {
+ params = reinterpretAsCoverFormalsList([ expr ]);
+ } else if (expr.type === Syntax.AssignmentExpression ||
+ expr.type === Syntax.ArrayExpression ||
+ expr.type === Syntax.ObjectExpression) {
+ if (!startsWithParen) {
+ throwUnexpected(lex());
+ }
+ params = reinterpretAsCoverFormalsList([ expr ]);
+ } else if (expr.type === Syntax.SequenceExpression) {
+ params = reinterpretAsCoverFormalsList(expr.expressions);
+ }
+ if (params) {
+ params.async = possiblyAsync;
+ return parseArrowFunctionExpression(params, marker);
+ }
+ }
+
+ // If we haven't returned by now, then the 'async' keyword was not
+ // a function modifier, and we should rewind and interpret it as a
+ // normal identifier.
+ if (possiblyAsync) {
+ possiblyAsync = false;
+ rewind(backtrackToken);
+ expr = parseConditionalExpression();
+ }
+
+ if (matchAssign()) {
+ // 11.13.1
+ if (strict && expr.type === Syntax.Identifier && isRestrictedWord(expr.name)) {
+ throwErrorTolerant(token, Messages.StrictLHSAssignment);
+ }
+
+ // ES.next draf 11.13 Runtime Semantics step 1
+ if (match('=') && (expr.type === Syntax.ObjectExpression || expr.type === Syntax.ArrayExpression)) {
+ reinterpretAsAssignmentBindingPattern(expr);
+ } else if (!isLeftHandSide(expr)) {
+ throwError({}, Messages.InvalidLHSInAssignment);
+ }
+
+ expr = markerApply(marker, delegate.createAssignmentExpression(lex().value, expr, parseAssignmentExpression()));
+ }
+
+ return expr;
+ }
+
+ // 11.14 Comma Operator
+
+ function parseExpression() {
+ var marker, expr, expressions, sequence, spreadFound;
+
+ marker = markerCreate();
+ expr = parseAssignmentExpression();
+ expressions = [ expr ];
+
+ if (match(',')) {
+ while (index < length) {
+ if (!match(',')) {
+ break;
+ }
+
+ lex();
+ expr = parseSpreadOrAssignmentExpression();
+ expressions.push(expr);
+
+ if (expr.type === Syntax.SpreadElement) {
+ spreadFound = true;
+ if (!match(')')) {
+ throwError({}, Messages.ElementAfterSpreadElement);
+ }
+ break;
+ }
+ }
+
+ sequence = markerApply(marker, delegate.createSequenceExpression(expressions));
+ }
+
+ if (spreadFound && lookahead2().value !== '=>') {
+ throwError({}, Messages.IllegalSpread);
+ }
+
+ return sequence || expr;
+ }
+
+ // 12.1 Block
+
+ function parseStatementList() {
+ var list = [],
+ statement;
+
+ while (index < length) {
+ if (match('}')) {
+ break;
+ }
+ statement = parseSourceElement();
+ if (typeof statement === 'undefined') {
+ break;
+ }
+ list.push(statement);
+ }
+
+ return list;
+ }
+
+ function parseBlock() {
+ var block, marker = markerCreate();
+
+ expect('{');
+
+ block = parseStatementList();
+
+ expect('}');
+
+ return markerApply(marker, delegate.createBlockStatement(block));
+ }
+
+ // 12.2 Variable Statement
+
+ function parseTypeParameterDeclaration() {
+ var marker = markerCreate(), paramTypes = [];
+
+ expect('<');
+ while (!match('>')) {
+ paramTypes.push(parseTypeAnnotatableIdentifier());
+ if (!match('>')) {
+ expect(',');
+ }
+ }
+ expect('>');
+
+ return markerApply(marker, delegate.createTypeParameterDeclaration(
+ paramTypes
+ ));
+ }
+
+ function parseTypeParameterInstantiation() {
+ var marker = markerCreate(), oldInType = state.inType, paramTypes = [];
+
+ state.inType = true;
+
+ expect('<');
+ while (!match('>')) {
+ paramTypes.push(parseType());
+ if (!match('>')) {
+ expect(',');
+ }
+ }
+ expect('>');
+
+ state.inType = oldInType;
+
+ return markerApply(marker, delegate.createTypeParameterInstantiation(
+ paramTypes
+ ));
+ }
+
+ function parseObjectTypeIndexer(marker, isStatic) {
+ var id, key, value;
+
+ expect('[');
+ id = parseObjectPropertyKey();
+ expect(':');
+ key = parseType();
+ expect(']');
+ expect(':');
+ value = parseType();
+
+ return markerApply(marker, delegate.createObjectTypeIndexer(
+ id,
+ key,
+ value,
+ isStatic
+ ));
+ }
+
+ function parseObjectTypeMethodish(marker) {
+ var params = [], rest = null, returnType, typeParameters = null;
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+
+ expect('(');
+ while (lookahead.type === Token.Identifier) {
+ params.push(parseFunctionTypeParam());
+ if (!match(')')) {
+ expect(',');
+ }
+ }
+
+ if (match('...')) {
+ lex();
+ rest = parseFunctionTypeParam();
+ }
+ expect(')');
+ expect(':');
+ returnType = parseType();
+
+ return markerApply(marker, delegate.createFunctionTypeAnnotation(
+ params,
+ returnType,
+ rest,
+ typeParameters
+ ));
+ }
+
+ function parseObjectTypeMethod(marker, isStatic, key) {
+ var optional = false, value;
+ value = parseObjectTypeMethodish(marker);
+
+ return markerApply(marker, delegate.createObjectTypeProperty(
+ key,
+ value,
+ optional,
+ isStatic
+ ));
+ }
+
+ function parseObjectTypeCallProperty(marker, isStatic) {
+ var valueMarker = markerCreate();
+ return markerApply(marker, delegate.createObjectTypeCallProperty(
+ parseObjectTypeMethodish(valueMarker),
+ isStatic
+ ));
+ }
+
+ function parseObjectType(allowStatic) {
+ var callProperties = [], indexers = [], marker, optional = false,
+ properties = [], propertyKey, propertyTypeAnnotation,
+ token, isStatic, matchStatic;
+
+ expect('{');
+
+ while (!match('}')) {
+ marker = markerCreate();
+ matchStatic =
+ strict
+ ? matchKeyword('static')
+ : matchContextualKeyword('static');
+
+ if (allowStatic && matchStatic) {
+ token = lex();
+ isStatic = true;
+ }
+
+ if (match('[')) {
+ indexers.push(parseObjectTypeIndexer(marker, isStatic));
+ } else if (match('(') || match('<')) {
+ callProperties.push(parseObjectTypeCallProperty(marker, allowStatic));
+ } else {
+ if (isStatic && match(':')) {
+ propertyKey = markerApply(marker, delegate.createIdentifier(token));
+ throwErrorTolerant(token, Messages.StrictReservedWord);
+ } else {
+ propertyKey = parseObjectPropertyKey();
+ }
+ if (match('<') || match('(')) {
+ // This is a method property
+ properties.push(parseObjectTypeMethod(marker, isStatic, propertyKey));
+ } else {
+ if (match('?')) {
+ lex();
+ optional = true;
+ }
+ expect(':');
+ propertyTypeAnnotation = parseType();
+ properties.push(markerApply(marker, delegate.createObjectTypeProperty(
+ propertyKey,
+ propertyTypeAnnotation,
+ optional,
+ isStatic
+ )));
+ }
+ }
+
+ if (match(';')) {
+ lex();
+ } else if (!match('}')) {
+ throwUnexpected(lookahead);
+ }
+ }
+
+ expect('}');
+
+ return delegate.createObjectTypeAnnotation(
+ properties,
+ indexers,
+ callProperties
+ );
+ }
+
+ function parseGenericType() {
+ var marker = markerCreate(),
+ typeParameters = null, typeIdentifier;
+
+ typeIdentifier = parseVariableIdentifier();
+
+ while (match('.')) {
+ expect('.');
+ typeIdentifier = markerApply(marker, delegate.createQualifiedTypeIdentifier(
+ typeIdentifier,
+ parseVariableIdentifier()
+ ));
+ }
+
+ if (match('<')) {
+ typeParameters = parseTypeParameterInstantiation();
+ }
+
+ return markerApply(marker, delegate.createGenericTypeAnnotation(
+ typeIdentifier,
+ typeParameters
+ ));
+ }
+
+ function parseVoidType() {
+ var marker = markerCreate();
+ expectKeyword('void');
+ return markerApply(marker, delegate.createVoidTypeAnnotation());
+ }
+
+ function parseTypeofType() {
+ var argument, marker = markerCreate();
+ expectKeyword('typeof');
+ argument = parsePrimaryType();
+ return markerApply(marker, delegate.createTypeofTypeAnnotation(
+ argument
+ ));
+ }
+
+ function parseTupleType() {
+ var marker = markerCreate(), types = [];
+ expect('[');
+ // We allow trailing commas
+ while (index < length && !match(']')) {
+ types.push(parseType());
+ if (match(']')) {
+ break;
+ }
+ expect(',');
+ }
+ expect(']');
+ return markerApply(marker, delegate.createTupleTypeAnnotation(
+ types
+ ));
+ }
+
+ function parseFunctionTypeParam() {
+ var marker = markerCreate(), name, optional = false, typeAnnotation;
+ name = parseVariableIdentifier();
+ if (match('?')) {
+ lex();
+ optional = true;
+ }
+ expect(':');
+ typeAnnotation = parseType();
+ return markerApply(marker, delegate.createFunctionTypeParam(
+ name,
+ typeAnnotation,
+ optional
+ ));
+ }
+
+ function parseFunctionTypeParams() {
+ var ret = { params: [], rest: null };
+ while (lookahead.type === Token.Identifier) {
+ ret.params.push(parseFunctionTypeParam());
+ if (!match(')')) {
+ expect(',');
+ }
+ }
+
+ if (match('...')) {
+ lex();
+ ret.rest = parseFunctionTypeParam();
+ }
+ return ret;
+ }
+
+ // The parsing of types roughly parallels the parsing of expressions, and
+ // primary types are kind of like primary expressions...they're the
+ // primitives with which other types are constructed.
+ function parsePrimaryType() {
+ var params = null, returnType = null,
+ marker = markerCreate(), rest = null, tmp,
+ typeParameters, token, type, isGroupedType = false;
+
+ switch (lookahead.type) {
+ case Token.Identifier:
+ switch (lookahead.value) {
+ case 'any':
+ lex();
+ return markerApply(marker, delegate.createAnyTypeAnnotation());
+ case 'bool': // fallthrough
+ case 'boolean':
+ lex();
+ return markerApply(marker, delegate.createBooleanTypeAnnotation());
+ case 'number':
+ lex();
+ return markerApply(marker, delegate.createNumberTypeAnnotation());
+ case 'string':
+ lex();
+ return markerApply(marker, delegate.createStringTypeAnnotation());
+ }
+ return markerApply(marker, parseGenericType());
+ case Token.Punctuator:
+ switch (lookahead.value) {
+ case '{':
+ return markerApply(marker, parseObjectType());
+ case '[':
+ return parseTupleType();
+ case '<':
+ typeParameters = parseTypeParameterDeclaration();
+ expect('(');
+ tmp = parseFunctionTypeParams();
+ params = tmp.params;
+ rest = tmp.rest;
+ expect(')');
+
+ expect('=>');
+
+ returnType = parseType();
+
+ return markerApply(marker, delegate.createFunctionTypeAnnotation(
+ params,
+ returnType,
+ rest,
+ typeParameters
+ ));
+ case '(':
+ lex();
+ // Check to see if this is actually a grouped type
+ if (!match(')') && !match('...')) {
+ if (lookahead.type === Token.Identifier) {
+ token = lookahead2();
+ isGroupedType = token.value !== '?' && token.value !== ':';
+ } else {
+ isGroupedType = true;
+ }
+ }
+
+ if (isGroupedType) {
+ type = parseType();
+ expect(')');
+
+ // If we see a => next then someone was probably confused about
+ // function types, so we can provide a better error message
+ if (match('=>')) {
+ throwError({}, Messages.ConfusedAboutFunctionType);
+ }
+
+ return type;
+ }
+
+ tmp = parseFunctionTypeParams();
+ params = tmp.params;
+ rest = tmp.rest;
+
+ expect(')');
+
+ expect('=>');
+
+ returnType = parseType();
+
+ return markerApply(marker, delegate.createFunctionTypeAnnotation(
+ params,
+ returnType,
+ rest,
+ null /* typeParameters */
+ ));
+ }
+ break;
+ case Token.Keyword:
+ switch (lookahead.value) {
+ case 'void':
+ return markerApply(marker, parseVoidType());
+ case 'typeof':
+ return markerApply(marker, parseTypeofType());
+ }
+ break;
+ case Token.StringLiteral:
+ token = lex();
+ if (token.octal) {
+ throwError(token, Messages.StrictOctalLiteral);
+ }
+ return markerApply(marker, delegate.createStringLiteralTypeAnnotation(
+ token
+ ));
+ }
+
+ throwUnexpected(lookahead);
+ }
+
+ function parsePostfixType() {
+ var marker = markerCreate(), t = parsePrimaryType();
+ if (match('[')) {
+ expect('[');
+ expect(']');
+ return markerApply(marker, delegate.createArrayTypeAnnotation(t));
+ }
+ return t;
+ }
+
+ function parsePrefixType() {
+ var marker = markerCreate();
+ if (match('?')) {
+ lex();
+ return markerApply(marker, delegate.createNullableTypeAnnotation(
+ parsePrefixType()
+ ));
+ }
+ return parsePostfixType();
+ }
+
+
+ function parseIntersectionType() {
+ var marker = markerCreate(), type, types;
+ type = parsePrefixType();
+ types = [type];
+ while (match('&')) {
+ lex();
+ types.push(parsePrefixType());
+ }
+
+ return types.length === 1 ?
+ type :
+ markerApply(marker, delegate.createIntersectionTypeAnnotation(
+ types
+ ));
+ }
+
+ function parseUnionType() {
+ var marker = markerCreate(), type, types;
+ type = parseIntersectionType();
+ types = [type];
+ while (match('|')) {
+ lex();
+ types.push(parseIntersectionType());
+ }
+ return types.length === 1 ?
+ type :
+ markerApply(marker, delegate.createUnionTypeAnnotation(
+ types
+ ));
+ }
+
+ function parseType() {
+ var oldInType = state.inType, type;
+ state.inType = true;
+
+ type = parseUnionType();
+
+ state.inType = oldInType;
+ return type;
+ }
+
+ function parseTypeAnnotation() {
+ var marker = markerCreate(), type;
+
+ expect(':');
+ type = parseType();
+
+ return markerApply(marker, delegate.createTypeAnnotation(type));
+ }
+
+ function parseVariableIdentifier() {
+ var marker = markerCreate(),
+ token = lex();
+
+ if (token.type !== Token.Identifier) {
+ throwUnexpected(token);
+ }
+
+ return markerApply(marker, delegate.createIdentifier(token.value));
+ }
+
+ function parseTypeAnnotatableIdentifier(requireTypeAnnotation, canBeOptionalParam) {
+ var marker = markerCreate(),
+ ident = parseVariableIdentifier(),
+ isOptionalParam = false;
+
+ if (canBeOptionalParam && match('?')) {
+ expect('?');
+ isOptionalParam = true;
+ }
+
+ if (requireTypeAnnotation || match(':')) {
+ ident.typeAnnotation = parseTypeAnnotation();
+ ident = markerApply(marker, ident);
+ }
+
+ if (isOptionalParam) {
+ ident.optional = true;
+ ident = markerApply(marker, ident);
+ }
+
+ return ident;
+ }
+
+ function parseVariableDeclaration(kind) {
+ var id,
+ marker = markerCreate(),
+ init = null,
+ typeAnnotationMarker = markerCreate();
+ if (match('{')) {
+ id = parseObjectInitialiser();
+ reinterpretAsAssignmentBindingPattern(id);
+ if (match(':')) {
+ id.typeAnnotation = parseTypeAnnotation();
+ markerApply(typeAnnotationMarker, id);
+ }
+ } else if (match('[')) {
+ id = parseArrayInitialiser();
+ reinterpretAsAssignmentBindingPattern(id);
+ if (match(':')) {
+ id.typeAnnotation = parseTypeAnnotation();
+ markerApply(typeAnnotationMarker, id);
+ }
+ } else {
+ /* istanbul ignore next */
+ id = state.allowKeyword ? parseNonComputedProperty() : parseTypeAnnotatableIdentifier();
+ // 12.2.1
+ if (strict && isRestrictedWord(id.name)) {
+ throwErrorTolerant({}, Messages.StrictVarName);
+ }
+ }
+
+ if (kind === 'const') {
+ if (!match('=')) {
+ throwError({}, Messages.NoUninitializedConst);
+ }
+ expect('=');
+ init = parseAssignmentExpression();
+ } else if (match('=')) {
+ lex();
+ init = parseAssignmentExpression();
+ }
+
+ return markerApply(marker, delegate.createVariableDeclarator(id, init));
+ }
+
+ function parseVariableDeclarationList(kind) {
+ var list = [];
+
+ do {
+ list.push(parseVariableDeclaration(kind));
+ if (!match(',')) {
+ break;
+ }
+ lex();
+ } while (index < length);
+
+ return list;
+ }
+
+ function parseVariableStatement() {
+ var declarations, marker = markerCreate();
+
+ expectKeyword('var');
+
+ declarations = parseVariableDeclarationList();
+
+ consumeSemicolon();
+
+ return markerApply(marker, delegate.createVariableDeclaration(declarations, 'var'));
+ }
+
+ // kind may be `const` or `let`
+ // Both are experimental and not in the specification yet.
+ // see http://wiki.ecmascript.org/doku.php?id=harmony:const
+ // and http://wiki.ecmascript.org/doku.php?id=harmony:let
+ function parseConstLetDeclaration(kind) {
+ var declarations, marker = markerCreate();
+
+ expectKeyword(kind);
+
+ declarations = parseVariableDeclarationList(kind);
+
+ consumeSemicolon();
+
+ return markerApply(marker, delegate.createVariableDeclaration(declarations, kind));
+ }
+
+ // people.mozilla.org/~jorendorff/es6-draft.html
+
+ function parseModuleSpecifier() {
+ var marker = markerCreate(),
+ specifier;
+
+ if (lookahead.type !== Token.StringLiteral) {
+ throwError({}, Messages.InvalidModuleSpecifier);
+ }
+ specifier = delegate.createModuleSpecifier(lookahead);
+ lex();
+ return markerApply(marker, specifier);
+ }
+
+ function parseExportBatchSpecifier() {
+ var marker = markerCreate();
+ expect('*');
+ return markerApply(marker, delegate.createExportBatchSpecifier());
+ }
+
+ function parseExportSpecifier() {
+ var id, name = null, marker = markerCreate(), from;
+ if (matchKeyword('default')) {
+ lex();
+ id = markerApply(marker, delegate.createIdentifier('default'));
+ // export {default} from "something";
+ } else {
+ id = parseVariableIdentifier();
+ }
+ if (matchContextualKeyword('as')) {
+ lex();
+ name = parseNonComputedProperty();
+ }
+
+ return markerApply(marker, delegate.createExportSpecifier(id, name));
+ }
+
+ function parseExportDeclaration() {
+ var declaration = null,
+ possibleIdentifierToken, sourceElement,
+ isExportFromIdentifier,
+ src = null, specifiers = [],
+ marker = markerCreate();
+
+ expectKeyword('export');
+
+ if (matchKeyword('default')) {
+ // covers:
+ // export default ...
+ lex();
+ if (matchKeyword('function') || matchKeyword('class')) {
+ possibleIdentifierToken = lookahead2();
+ if (isIdentifierName(possibleIdentifierToken)) {
+ // covers:
+ // export default function foo () {}
+ // export default class foo {}
+ sourceElement = parseSourceElement();
+ return markerApply(marker, delegate.createExportDeclaration(true, sourceElement, [sourceElement.id], null));
+ }
+ // covers:
+ // export default function () {}
+ // export default class {}
+ switch (lookahead.value) {
+ case 'class':
+ return markerApply(marker, delegate.createExportDeclaration(true, parseClassExpression(), [], null));
+ case 'function':
+ return markerApply(marker, delegate.createExportDeclaration(true, parseFunctionExpression(), [], null));
+ }
+ }
+
+ if (matchContextualKeyword('from')) {
+ throwError({}, Messages.UnexpectedToken, lookahead.value);
+ }
+
+ // covers:
+ // export default {};
+ // export default [];
+ if (match('{')) {
+ declaration = parseObjectInitialiser();
+ } else if (match('[')) {
+ declaration = parseArrayInitialiser();
+ } else {
+ declaration = parseAssignmentExpression();
+ }
+ consumeSemicolon();
+ return markerApply(marker, delegate.createExportDeclaration(true, declaration, [], null));
+ }
+
+ // non-default export
+ if (lookahead.type === Token.Keyword || matchContextualKeyword('type')) {
+ // covers:
+ // export var f = 1;
+ switch (lookahead.value) {
+ case 'type':
+ case 'let':
+ case 'const':
+ case 'var':
+ case 'class':
+ case 'function':
+ return markerApply(marker, delegate.createExportDeclaration(false, parseSourceElement(), specifiers, null));
+ }
+ }
+
+ if (match('*')) {
+ // covers:
+ // export * from "foo";
+ specifiers.push(parseExportBatchSpecifier());
+
+ if (!matchContextualKeyword('from')) {
+ throwError({}, lookahead.value ?
+ Messages.UnexpectedToken : Messages.MissingFromClause, lookahead.value);
+ }
+ lex();
+ src = parseModuleSpecifier();
+ consumeSemicolon();
+
+ return markerApply(marker, delegate.createExportDeclaration(false, null, specifiers, src));
+ }
+
+ expect('{');
+ if (!match('}')) {
+ do {
+ isExportFromIdentifier = isExportFromIdentifier || matchKeyword('default');
+ specifiers.push(parseExportSpecifier());
+ } while (match(',') && lex());
+ }
+ expect('}');
+
+ if (matchContextualKeyword('from')) {
+ // covering:
+ // export {default} from "foo";
+ // export {foo} from "foo";
+ lex();
+ src = parseModuleSpecifier();
+ consumeSemicolon();
+ } else if (isExportFromIdentifier) {
+ // covering:
+ // export {default}; // missing fromClause
+ throwError({}, lookahead.value ?
+ Messages.UnexpectedToken : Messages.MissingFromClause, lookahead.value);
+ } else {
+ // cover
+ // export {foo};
+ consumeSemicolon();
+ }
+ return markerApply(marker, delegate.createExportDeclaration(false, declaration, specifiers, src));
+ }
+
+
+ function parseImportSpecifier() {
+ // import {<foo as bar>} ...;
+ var id, name = null, marker = markerCreate();
+
+ id = parseNonComputedProperty();
+ if (matchContextualKeyword('as')) {
+ lex();
+ name = parseVariableIdentifier();
+ }
+
+ return markerApply(marker, delegate.createImportSpecifier(id, name));
+ }
+
+ function parseNamedImports() {
+ var specifiers = [];
+ // {foo, bar as bas}
+ expect('{');
+ if (!match('}')) {
+ do {
+ specifiers.push(parseImportSpecifier());
+ } while (match(',') && lex());
+ }
+ expect('}');
+ return specifiers;
+ }
+
+ function parseImportDefaultSpecifier() {
+ // import <foo> ...;
+ var id, marker = markerCreate();
+
+ id = parseNonComputedProperty();
+
+ return markerApply(marker, delegate.createImportDefaultSpecifier(id));
+ }
+
+ function parseImportNamespaceSpecifier() {
+ // import <* as foo> ...;
+ var id, marker = markerCreate();
+
+ expect('*');
+ if (!matchContextualKeyword('as')) {
+ throwError({}, Messages.NoAsAfterImportNamespace);
+ }
+ lex();
+ id = parseNonComputedProperty();
+
+ return markerApply(marker, delegate.createImportNamespaceSpecifier(id));
+ }
+
+ function parseImportDeclaration() {
+ var specifiers, src, marker = markerCreate(), isType = false, token2;
+
+ expectKeyword('import');
+
+ if (matchContextualKeyword('type')) {
+ token2 = lookahead2();
+ if ((token2.type === Token.Identifier && token2.value !== 'from') ||
+ (token2.type === Token.Punctuator &&
+ (token2.value === '{' || token2.value === '*'))) {
+ isType = true;
+ lex();
+ }
+ }
+
+ specifiers = [];
+
+ if (lookahead.type === Token.StringLiteral) {
+ // covers:
+ // import "foo";
+ src = parseModuleSpecifier();
+ consumeSemicolon();
+ return markerApply(marker, delegate.createImportDeclaration(specifiers, src, isType));
+ }
+
+ if (!matchKeyword('default') && isIdentifierName(lookahead)) {
+ // covers:
+ // import foo
+ // import foo, ...
+ specifiers.push(parseImportDefaultSpecifier());
+ if (match(',')) {
+ lex();
+ }
+ }
+ if (match('*')) {
+ // covers:
+ // import foo, * as foo
+ // import * as foo
+ specifiers.push(parseImportNamespaceSpecifier());
+ } else if (match('{')) {
+ // covers:
+ // import foo, {bar}
+ // import {bar}
+ specifiers = specifiers.concat(parseNamedImports());
+ }
+
+ if (!matchContextualKeyword('from')) {
+ throwError({}, lookahead.value ?
+ Messages.UnexpectedToken : Messages.MissingFromClause, lookahead.value);
+ }
+ lex();
+ src = parseModuleSpecifier();
+ consumeSemicolon();
+
+ return markerApply(marker, delegate.createImportDeclaration(specifiers, src, isType));
+ }
+
+ // 12.3 Empty Statement
+
+ function parseEmptyStatement() {
+ var marker = markerCreate();
+ expect(';');
+ return markerApply(marker, delegate.createEmptyStatement());
+ }
+
+ // 12.4 Expression Statement
+
+ function parseExpressionStatement() {
+ var marker = markerCreate(), expr = parseExpression();
+ consumeSemicolon();
+ return markerApply(marker, delegate.createExpressionStatement(expr));
+ }
+
+ // 12.5 If statement
+
+ function parseIfStatement() {
+ var test, consequent, alternate, marker = markerCreate();
+
+ expectKeyword('if');
+
+ expect('(');
+
+ test = parseExpression();
+
+ expect(')');
+
+ consequent = parseStatement();
+
+ if (matchKeyword('else')) {
+ lex();
+ alternate = parseStatement();
+ } else {
+ alternate = null;
+ }
+
+ return markerApply(marker, delegate.createIfStatement(test, consequent, alternate));
+ }
+
+ // 12.6 Iteration Statements
+
+ function parseDoWhileStatement() {
+ var body, test, oldInIteration, marker = markerCreate();
+
+ expectKeyword('do');
+
+ oldInIteration = state.inIteration;
+ state.inIteration = true;
+
+ body = parseStatement();
+
+ state.inIteration = oldInIteration;
+
+ expectKeyword('while');
+
+ expect('(');
+
+ test = parseExpression();
+
+ expect(')');
+
+ if (match(';')) {
+ lex();
+ }
+
+ return markerApply(marker, delegate.createDoWhileStatement(body, test));
+ }
+
+ function parseWhileStatement() {
+ var test, body, oldInIteration, marker = markerCreate();
+
+ expectKeyword('while');
+
+ expect('(');
+
+ test = parseExpression();
+
+ expect(')');
+
+ oldInIteration = state.inIteration;
+ state.inIteration = true;
+
+ body = parseStatement();
+
+ state.inIteration = oldInIteration;
+
+ return markerApply(marker, delegate.createWhileStatement(test, body));
+ }
+
+ function parseForVariableDeclaration() {
+ var marker = markerCreate(),
+ token = lex(),
+ declarations = parseVariableDeclarationList();
+
+ return markerApply(marker, delegate.createVariableDeclaration(declarations, token.value));
+ }
+
+ function parseForStatement(opts) {
+ var init, test, update, left, right, body, operator, oldInIteration,
+ marker = markerCreate();
+ init = test = update = null;
+ expectKeyword('for');
+
+ // http://wiki.ecmascript.org/doku.php?id=proposals:iterators_and_generators&s=each
+ if (matchContextualKeyword('each')) {
+ throwError({}, Messages.EachNotAllowed);
+ }
+
+ expect('(');
+
+ if (match(';')) {
+ lex();
+ } else {
+ if (matchKeyword('var') || matchKeyword('let') || matchKeyword('const')) {
+ state.allowIn = false;
+ init = parseForVariableDeclaration();
+ state.allowIn = true;
+
+ if (init.declarations.length === 1) {
+ if (matchKeyword('in') || matchContextualKeyword('of')) {
+ operator = lookahead;
+ if (!((operator.value === 'in' || init.kind !== 'var') && init.declarations[0].init)) {
+ lex();
+ left = init;
+ right = parseExpression();
+ init = null;
+ }
+ }
+ }
+ } else {
+ state.allowIn = false;
+ init = parseExpression();
+ state.allowIn = true;
+
+ if (matchContextualKeyword('of')) {
+ operator = lex();
+ left = init;
+ right = parseExpression();
+ init = null;
+ } else if (matchKeyword('in')) {
+ // LeftHandSideExpression
+ if (!isAssignableLeftHandSide(init)) {
+ throwError({}, Messages.InvalidLHSInForIn);
+ }
+ operator = lex();
+ left = init;
+ right = parseExpression();
+ init = null;
+ }
+ }
+
+ if (typeof left === 'undefined') {
+ expect(';');
+ }
+ }
+
+ if (typeof left === 'undefined') {
+
+ if (!match(';')) {
+ test = parseExpression();
+ }
+ expect(';');
+
+ if (!match(')')) {
+ update = parseExpression();
+ }
+ }
+
+ expect(')');
+
+ oldInIteration = state.inIteration;
+ state.inIteration = true;
+
+ if (!(opts !== undefined && opts.ignoreBody)) {
+ body = parseStatement();
+ }
+
+ state.inIteration = oldInIteration;
+
+ if (typeof left === 'undefined') {
+ return markerApply(marker, delegate.createForStatement(init, test, update, body));
+ }
+
+ if (operator.value === 'in') {
+ return markerApply(marker, delegate.createForInStatement(left, right, body));
+ }
+ return markerApply(marker, delegate.createForOfStatement(left, right, body));
+ }
+
+ // 12.7 The continue statement
+
+ function parseContinueStatement() {
+ var label = null, marker = markerCreate();
+
+ expectKeyword('continue');
+
+ // Optimize the most common form: 'continue;'.
+ if (source.charCodeAt(index) === 59) {
+ lex();
+
+ if (!state.inIteration) {
+ throwError({}, Messages.IllegalContinue);
+ }
+
+ return markerApply(marker, delegate.createContinueStatement(null));
+ }
+
+ if (peekLineTerminator()) {
+ if (!state.inIteration) {
+ throwError({}, Messages.IllegalContinue);
+ }
+
+ return markerApply(marker, delegate.createContinueStatement(null));
+ }
+
+ if (lookahead.type === Token.Identifier) {
+ label = parseVariableIdentifier();
+
+ if (!state.labelSet.has(label.name)) {
+ throwError({}, Messages.UnknownLabel, label.name);
+ }
+ }
+
+ consumeSemicolon();
+
+ if (label === null && !state.inIteration) {
+ throwError({}, Messages.IllegalContinue);
+ }
+
+ return markerApply(marker, delegate.createContinueStatement(label));
+ }
+
+ // 12.8 The break statement
+
+ function parseBreakStatement() {
+ var label = null, marker = markerCreate();
+
+ expectKeyword('break');
+
+ // Catch the very common case first: immediately a semicolon (char #59).
+ if (source.charCodeAt(index) === 59) {
+ lex();
+
+ if (!(state.inIteration || state.inSwitch)) {
+ throwError({}, Messages.IllegalBreak);
+ }
+
+ return markerApply(marker, delegate.createBreakStatement(null));
+ }
+
+ if (peekLineTerminator()) {
+ if (!(state.inIteration || state.inSwitch)) {
+ throwError({}, Messages.IllegalBreak);
+ }
+
+ return markerApply(marker, delegate.createBreakStatement(null));
+ }
+
+ if (lookahead.type === Token.Identifier) {
+ label = parseVariableIdentifier();
+
+ if (!state.labelSet.has(label.name)) {
+ throwError({}, Messages.UnknownLabel, label.name);
+ }
+ }
+
+ consumeSemicolon();
+
+ if (label === null && !(state.inIteration || state.inSwitch)) {
+ throwError({}, Messages.IllegalBreak);
+ }
+
+ return markerApply(marker, delegate.createBreakStatement(label));
+ }
+
+ // 12.9 The return statement
+
+ function parseReturnStatement() {
+ var argument = null, marker = markerCreate();
+
+ expectKeyword('return');
+
+ if (!state.inFunctionBody) {
+ throwErrorTolerant({}, Messages.IllegalReturn);
+ }
+
+ // 'return' followed by a space and an identifier is very common.
+ if (source.charCodeAt(index) === 32) {
+ if (isIdentifierStart(source.charCodeAt(index + 1))) {
+ argument = parseExpression();
+ consumeSemicolon();
+ return markerApply(marker, delegate.createReturnStatement(argument));
+ }
+ }
+
+ if (peekLineTerminator()) {
+ return markerApply(marker, delegate.createReturnStatement(null));
+ }
+
+ if (!match(';')) {
+ if (!match('}') && lookahead.type !== Token.EOF) {
+ argument = parseExpression();
+ }
+ }
+
+ consumeSemicolon();
+
+ return markerApply(marker, delegate.createReturnStatement(argument));
+ }
+
+ // 12.10 The with statement
+
+ function parseWithStatement() {
+ var object, body, marker = markerCreate();
+
+ if (strict) {
+ throwErrorTolerant({}, Messages.StrictModeWith);
+ }
+
+ expectKeyword('with');
+
+ expect('(');
+
+ object = parseExpression();
+
+ expect(')');
+
+ body = parseStatement();
+
+ return markerApply(marker, delegate.createWithStatement(object, body));
+ }
+
+ // 12.10 The swith statement
+
+ function parseSwitchCase() {
+ var test,
+ consequent = [],
+ sourceElement,
+ marker = markerCreate();
+
+ if (matchKeyword('default')) {
+ lex();
+ test = null;
+ } else {
+ expectKeyword('case');
+ test = parseExpression();
+ }
+ expect(':');
+
+ while (index < length) {
+ if (match('}') || matchKeyword('default') || matchKeyword('case')) {
+ break;
+ }
+ sourceElement = parseSourceElement();
+ if (typeof sourceElement === 'undefined') {
+ break;
+ }
+ consequent.push(sourceElement);
+ }
+
+ return markerApply(marker, delegate.createSwitchCase(test, consequent));
+ }
+
+ function parseSwitchStatement() {
+ var discriminant, cases, clause, oldInSwitch, defaultFound, marker = markerCreate();
+
+ expectKeyword('switch');
+
+ expect('(');
+
+ discriminant = parseExpression();
+
+ expect(')');
+
+ expect('{');
+
+ cases = [];
+
+ if (match('}')) {
+ lex();
+ return markerApply(marker, delegate.createSwitchStatement(discriminant, cases));
+ }
+
+ oldInSwitch = state.inSwitch;
+ state.inSwitch = true;
+ defaultFound = false;
+
+ while (index < length) {
+ if (match('}')) {
+ break;
+ }
+ clause = parseSwitchCase();
+ if (clause.test === null) {
+ if (defaultFound) {
+ throwError({}, Messages.MultipleDefaultsInSwitch);
+ }
+ defaultFound = true;
+ }
+ cases.push(clause);
+ }
+
+ state.inSwitch = oldInSwitch;
+
+ expect('}');
+
+ return markerApply(marker, delegate.createSwitchStatement(discriminant, cases));
+ }
+
+ // 12.13 The throw statement
+
+ function parseThrowStatement() {
+ var argument, marker = markerCreate();
+
+ expectKeyword('throw');
+
+ if (peekLineTerminator()) {
+ throwError({}, Messages.NewlineAfterThrow);
+ }
+
+ argument = parseExpression();
+
+ consumeSemicolon();
+
+ return markerApply(marker, delegate.createThrowStatement(argument));
+ }
+
+ // 12.14 The try statement
+
+ function parseCatchClause() {
+ var param, body, marker = markerCreate();
+
+ expectKeyword('catch');
+
+ expect('(');
+ if (match(')')) {
+ throwUnexpected(lookahead);
+ }
+
+ param = parseExpression();
+ // 12.14.1
+ if (strict && param.type === Syntax.Identifier && isRestrictedWord(param.name)) {
+ throwErrorTolerant({}, Messages.StrictCatchVariable);
+ }
+
+ expect(')');
+ body = parseBlock();
+ return markerApply(marker, delegate.createCatchClause(param, body));
+ }
+
+ function parseTryStatement() {
+ var block, handlers = [], finalizer = null, marker = markerCreate();
+
+ expectKeyword('try');
+
+ block = parseBlock();
+
+ if (matchKeyword('catch')) {
+ handlers.push(parseCatchClause());
+ }
+
+ if (matchKeyword('finally')) {
+ lex();
+ finalizer = parseBlock();
+ }
+
+ if (handlers.length === 0 && !finalizer) {
+ throwError({}, Messages.NoCatchOrFinally);
+ }
+
+ return markerApply(marker, delegate.createTryStatement(block, [], handlers, finalizer));
+ }
+
+ // 12.15 The debugger statement
+
+ function parseDebuggerStatement() {
+ var marker = markerCreate();
+ expectKeyword('debugger');
+
+ consumeSemicolon();
+
+ return markerApply(marker, delegate.createDebuggerStatement());
+ }
+
+ // 12 Statements
+
+ function parseStatement() {
+ var type = lookahead.type,
+ marker,
+ expr,
+ labeledBody;
+
+ if (type === Token.EOF) {
+ throwUnexpected(lookahead);
+ }
+
+ if (type === Token.Punctuator) {
+ switch (lookahead.value) {
+ case ';':
+ return parseEmptyStatement();
+ case '{':
+ return parseBlock();
+ case '(':
+ return parseExpressionStatement();
+ default:
+ break;
+ }
+ }
+
+ if (type === Token.Keyword) {
+ switch (lookahead.value) {
+ case 'break':
+ return parseBreakStatement();
+ case 'continue':
+ return parseContinueStatement();
+ case 'debugger':
+ return parseDebuggerStatement();
+ case 'do':
+ return parseDoWhileStatement();
+ case 'for':
+ return parseForStatement();
+ case 'function':
+ return parseFunctionDeclaration();
+ case 'class':
+ return parseClassDeclaration();
+ case 'if':
+ return parseIfStatement();
+ case 'return':
+ return parseReturnStatement();
+ case 'switch':
+ return parseSwitchStatement();
+ case 'throw':
+ return parseThrowStatement();
+ case 'try':
+ return parseTryStatement();
+ case 'var':
+ return parseVariableStatement();
+ case 'while':
+ return parseWhileStatement();
+ case 'with':
+ return parseWithStatement();
+ default:
+ break;
+ }
+ }
+
+ if (matchAsyncFuncExprOrDecl()) {
+ return parseFunctionDeclaration();
+ }
+
+ marker = markerCreate();
+ expr = parseExpression();
+
+ // 12.12 Labelled Statements
+ if ((expr.type === Syntax.Identifier) && match(':')) {
+ lex();
+
+ if (state.labelSet.has(expr.name)) {
+ throwError({}, Messages.Redeclaration, 'Label', expr.name);
+ }
+
+ state.labelSet.set(expr.name, true);
+ labeledBody = parseStatement();
+ state.labelSet["delete"](expr.name);
+ return markerApply(marker, delegate.createLabeledStatement(expr, labeledBody));
+ }
+
+ consumeSemicolon();
+
+ return markerApply(marker, delegate.createExpressionStatement(expr));
+ }
+
+ // 13 Function Definition
+
+ function parseConciseBody() {
+ if (match('{')) {
+ return parseFunctionSourceElements();
+ }
+ return parseAssignmentExpression();
+ }
+
+ function parseFunctionSourceElements() {
+ var sourceElement, sourceElements = [], token, directive, firstRestricted,
+ oldLabelSet, oldInIteration, oldInSwitch, oldInFunctionBody, oldParenthesizedCount,
+ marker = markerCreate();
+
+ expect('{');
+
+ while (index < length) {
+ if (lookahead.type !== Token.StringLiteral) {
+ break;
+ }
+ token = lookahead;
+
+ sourceElement = parseSourceElement();
+ sourceElements.push(sourceElement);
+ if (sourceElement.expression.type !== Syntax.Literal) {
+ // this is not directive
+ break;
+ }
+ directive = source.slice(token.range[0] + 1, token.range[1] - 1);
+ if (directive === 'use strict') {
+ strict = true;
+ if (firstRestricted) {
+ throwErrorTolerant(firstRestricted, Messages.StrictOctalLiteral);
+ }
+ } else {
+ if (!firstRestricted && token.octal) {
+ firstRestricted = token;
+ }
+ }
+ }
+
+ oldLabelSet = state.labelSet;
+ oldInIteration = state.inIteration;
+ oldInSwitch = state.inSwitch;
+ oldInFunctionBody = state.inFunctionBody;
+ oldParenthesizedCount = state.parenthesizedCount;
+
+ state.labelSet = new StringMap();
+ state.inIteration = false;
+ state.inSwitch = false;
+ state.inFunctionBody = true;
+ state.parenthesizedCount = 0;
+
+ while (index < length) {
+ if (match('}')) {
+ break;
+ }
+ sourceElement = parseSourceElement();
+ if (typeof sourceElement === 'undefined') {
+ break;
+ }
+ sourceElements.push(sourceElement);
+ }
+
+ expect('}');
+
+ state.labelSet = oldLabelSet;
+ state.inIteration = oldInIteration;
+ state.inSwitch = oldInSwitch;
+ state.inFunctionBody = oldInFunctionBody;
+ state.parenthesizedCount = oldParenthesizedCount;
+
+ return markerApply(marker, delegate.createBlockStatement(sourceElements));
+ }
+
+ function validateParam(options, param, name) {
+ if (strict) {
+ if (isRestrictedWord(name)) {
+ options.stricted = param;
+ options.message = Messages.StrictParamName;
+ }
+ if (options.paramSet.has(name)) {
+ options.stricted = param;
+ options.message = Messages.StrictParamDupe;
+ }
+ } else if (!options.firstRestricted) {
+ if (isRestrictedWord(name)) {
+ options.firstRestricted = param;
+ options.message = Messages.StrictParamName;
+ } else if (isStrictModeReservedWord(name)) {
+ options.firstRestricted = param;
+ options.message = Messages.StrictReservedWord;
+ } else if (options.paramSet.has(name)) {
+ options.firstRestricted = param;
+ options.message = Messages.StrictParamDupe;
+ }
+ }
+ options.paramSet.set(name, true);
+ }
+
+ function parseParam(options) {
+ var marker, token, rest, param, def;
+
+ token = lookahead;
+ if (token.value === '...') {
+ token = lex();
+ rest = true;
+ }
+
+ if (match('[')) {
+ marker = markerCreate();
+ param = parseArrayInitialiser();
+ reinterpretAsDestructuredParameter(options, param);
+ if (match(':')) {
+ param.typeAnnotation = parseTypeAnnotation();
+ markerApply(marker, param);
+ }
+ } else if (match('{')) {
+ marker = markerCreate();
+ if (rest) {
+ throwError({}, Messages.ObjectPatternAsRestParameter);
+ }
+ param = parseObjectInitialiser();
+ reinterpretAsDestructuredParameter(options, param);
+ if (match(':')) {
+ param.typeAnnotation = parseTypeAnnotation();
+ markerApply(marker, param);
+ }
+ } else {
+ param =
+ rest
+ ? parseTypeAnnotatableIdentifier(
+ false, /* requireTypeAnnotation */
+ false /* canBeOptionalParam */
+ )
+ : parseTypeAnnotatableIdentifier(
+ false, /* requireTypeAnnotation */
+ true /* canBeOptionalParam */
+ );
+
+ validateParam(options, token, token.value);
+ }
+
+ if (match('=')) {
+ if (rest) {
+ throwErrorTolerant(lookahead, Messages.DefaultRestParameter);
+ }
+ lex();
+ def = parseAssignmentExpression();
+ ++options.defaultCount;
+ }
+
+ if (rest) {
+ if (!match(')')) {
+ throwError({}, Messages.ParameterAfterRestParameter);
+ }
+ options.rest = param;
+ return false;
+ }
+
+ options.params.push(param);
+ options.defaults.push(def);
+ return !match(')');
+ }
+
+ function parseParams(firstRestricted) {
+ var options, marker = markerCreate();
+
+ options = {
+ params: [],
+ defaultCount: 0,
+ defaults: [],
+ rest: null,
+ firstRestricted: firstRestricted
+ };
+
+ expect('(');
+
+ if (!match(')')) {
+ options.paramSet = new StringMap();
+ while (index < length) {
+ if (!parseParam(options)) {
+ break;
+ }
+ expect(',');
+ }
+ }
+
+ expect(')');
+
+ if (options.defaultCount === 0) {
+ options.defaults = [];
+ }
+
+ if (match(':')) {
+ options.returnType = parseTypeAnnotation();
+ }
+
+ return markerApply(marker, options);
+ }
+
+ function parseFunctionDeclaration() {
+ var id, body, token, tmp, firstRestricted, message, generator, isAsync,
+ previousStrict, previousYieldAllowed, previousAwaitAllowed,
+ marker = markerCreate(), typeParameters;
+
+ isAsync = false;
+ if (matchAsync()) {
+ lex();
+ isAsync = true;
+ }
+
+ expectKeyword('function');
+
+ generator = false;
+ if (match('*')) {
+ lex();
+ generator = true;
+ }
+
+ token = lookahead;
+
+ id = parseVariableIdentifier();
+
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+
+ if (strict) {
+ if (isRestrictedWord(token.value)) {
+ throwErrorTolerant(token, Messages.StrictFunctionName);
+ }
+ } else {
+ if (isRestrictedWord(token.value)) {
+ firstRestricted = token;
+ message = Messages.StrictFunctionName;
+ } else if (isStrictModeReservedWord(token.value)) {
+ firstRestricted = token;
+ message = Messages.StrictReservedWord;
+ }
+ }
+
+ tmp = parseParams(firstRestricted);
+ firstRestricted = tmp.firstRestricted;
+ if (tmp.message) {
+ message = tmp.message;
+ }
+
+ previousStrict = strict;
+ previousYieldAllowed = state.yieldAllowed;
+ state.yieldAllowed = generator;
+ previousAwaitAllowed = state.awaitAllowed;
+ state.awaitAllowed = isAsync;
+
+ body = parseFunctionSourceElements();
+
+ if (strict && firstRestricted) {
+ throwError(firstRestricted, message);
+ }
+ if (strict && tmp.stricted) {
+ throwErrorTolerant(tmp.stricted, message);
+ }
+ strict = previousStrict;
+ state.yieldAllowed = previousYieldAllowed;
+ state.awaitAllowed = previousAwaitAllowed;
+
+ return markerApply(
+ marker,
+ delegate.createFunctionDeclaration(
+ id,
+ tmp.params,
+ tmp.defaults,
+ body,
+ tmp.rest,
+ generator,
+ false,
+ isAsync,
+ tmp.returnType,
+ typeParameters
+ )
+ );
+ }
+
+ function parseFunctionExpression() {
+ var token, id = null, firstRestricted, message, tmp, body, generator, isAsync,
+ previousStrict, previousYieldAllowed, previousAwaitAllowed,
+ marker = markerCreate(), typeParameters;
+
+ isAsync = false;
+ if (matchAsync()) {
+ lex();
+ isAsync = true;
+ }
+
+ expectKeyword('function');
+
+ generator = false;
+
+ if (match('*')) {
+ lex();
+ generator = true;
+ }
+
+ if (!match('(')) {
+ if (!match('<')) {
+ token = lookahead;
+ id = parseVariableIdentifier();
+
+ if (strict) {
+ if (isRestrictedWord(token.value)) {
+ throwErrorTolerant(token, Messages.StrictFunctionName);
+ }
+ } else {
+ if (isRestrictedWord(token.value)) {
+ firstRestricted = token;
+ message = Messages.StrictFunctionName;
+ } else if (isStrictModeReservedWord(token.value)) {
+ firstRestricted = token;
+ message = Messages.StrictReservedWord;
+ }
+ }
+ }
+
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+ }
+
+ tmp = parseParams(firstRestricted);
+ firstRestricted = tmp.firstRestricted;
+ if (tmp.message) {
+ message = tmp.message;
+ }
+
+ previousStrict = strict;
+ previousYieldAllowed = state.yieldAllowed;
+ state.yieldAllowed = generator;
+ previousAwaitAllowed = state.awaitAllowed;
+ state.awaitAllowed = isAsync;
+
+ body = parseFunctionSourceElements();
+
+ if (strict && firstRestricted) {
+ throwError(firstRestricted, message);
+ }
+ if (strict && tmp.stricted) {
+ throwErrorTolerant(tmp.stricted, message);
+ }
+ strict = previousStrict;
+ state.yieldAllowed = previousYieldAllowed;
+ state.awaitAllowed = previousAwaitAllowed;
+
+ return markerApply(
+ marker,
+ delegate.createFunctionExpression(
+ id,
+ tmp.params,
+ tmp.defaults,
+ body,
+ tmp.rest,
+ generator,
+ false,
+ isAsync,
+ tmp.returnType,
+ typeParameters
+ )
+ );
+ }
+
+ function parseYieldExpression() {
+ var delegateFlag, expr, marker = markerCreate();
+
+ expectKeyword('yield', !strict);
+
+ delegateFlag = false;
+ if (match('*')) {
+ lex();
+ delegateFlag = true;
+ }
+
+ expr = parseAssignmentExpression();
+
+ return markerApply(marker, delegate.createYieldExpression(expr, delegateFlag));
+ }
+
+ function parseAwaitExpression() {
+ var expr, marker = markerCreate();
+ expectContextualKeyword('await');
+ expr = parseAssignmentExpression();
+ return markerApply(marker, delegate.createAwaitExpression(expr));
+ }
+
+ // 14 Functions and classes
+
+ // 14.1 Functions is defined above (13 in ES5)
+ // 14.2 Arrow Functions Definitions is defined in (7.3 assignments)
+
+ // 14.3 Method Definitions
+ // 14.3.7
+ function specialMethod(methodDefinition) {
+ return methodDefinition.kind === 'get' ||
+ methodDefinition.kind === 'set' ||
+ methodDefinition.value.generator;
+ }
+
+ function parseMethodDefinition(key, isStatic, generator, computed) {
+ var token, param, propType,
+ isAsync, typeParameters, tokenValue, returnType;
+
+ propType = isStatic ? ClassPropertyType["static"] : ClassPropertyType.prototype;
+
+ if (generator) {
+ return delegate.createMethodDefinition(
+ propType,
+ '',
+ key,
+ parsePropertyMethodFunction({ generator: true }),
+ computed
+ );
+ }
+
+ tokenValue = key.type === 'Identifier' && key.name;
+
+ if (tokenValue === 'get' && !match('(')) {
+ key = parseObjectPropertyKey();
+
+ expect('(');
+ expect(')');
+ if (match(':')) {
+ returnType = parseTypeAnnotation();
+ }
+ return delegate.createMethodDefinition(
+ propType,
+ 'get',
+ key,
+ parsePropertyFunction({ generator: false, returnType: returnType }),
+ computed
+ );
+ }
+ if (tokenValue === 'set' && !match('(')) {
+ key = parseObjectPropertyKey();
+
+ expect('(');
+ token = lookahead;
+ param = [ parseTypeAnnotatableIdentifier() ];
+ expect(')');
+ if (match(':')) {
+ returnType = parseTypeAnnotation();
+ }
+ return delegate.createMethodDefinition(
+ propType,
+ 'set',
+ key,
+ parsePropertyFunction({
+ params: param,
+ generator: false,
+ name: token,
+ returnType: returnType
+ }),
+ computed
+ );
+ }
+
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+
+ isAsync = tokenValue === 'async' && !match('(');
+ if (isAsync) {
+ key = parseObjectPropertyKey();
+ }
+
+ return delegate.createMethodDefinition(
+ propType,
+ '',
+ key,
+ parsePropertyMethodFunction({
+ generator: false,
+ async: isAsync,
+ typeParameters: typeParameters
+ }),
+ computed
+ );
+ }
+
+ function parseClassProperty(key, computed, isStatic) {
+ var typeAnnotation;
+
+ typeAnnotation = parseTypeAnnotation();
+ expect(';');
+
+ return delegate.createClassProperty(
+ key,
+ typeAnnotation,
+ computed,
+ isStatic
+ );
+ }
+
+ function parseClassElement() {
+ var computed = false, generator = false, key, marker = markerCreate(),
+ isStatic = false, possiblyOpenBracketToken;
+ if (match(';')) {
+ lex();
+ return undefined;
+ }
+
+ if (lookahead.value === 'static') {
+ lex();
+ isStatic = true;
+ }
+
+ if (match('*')) {
+ lex();
+ generator = true;
+ }
+
+ possiblyOpenBracketToken = lookahead;
+ if (matchContextualKeyword('get') || matchContextualKeyword('set')) {
+ possiblyOpenBracketToken = lookahead2();
+ }
+
+ if (possiblyOpenBracketToken.type === Token.Punctuator
+ && possiblyOpenBracketToken.value === '[') {
+ computed = true;
+ }
+
+ key = parseObjectPropertyKey();
+
+ if (!generator && lookahead.value === ':') {
+ return markerApply(marker, parseClassProperty(key, computed, isStatic));
+ }
+
+ return markerApply(marker, parseMethodDefinition(
+ key,
+ isStatic,
+ generator,
+ computed
+ ));
+ }
+
+ function parseClassBody() {
+ var classElement, classElements = [], existingProps = {},
+ marker = markerCreate(), propName, propType;
+
+ existingProps[ClassPropertyType["static"]] = new StringMap();
+ existingProps[ClassPropertyType.prototype] = new StringMap();
+
+ expect('{');
+
+ while (index < length) {
+ if (match('}')) {
+ break;
+ }
+ classElement = parseClassElement(existingProps);
+
+ if (typeof classElement !== 'undefined') {
+ classElements.push(classElement);
+
+ propName = !classElement.computed && getFieldName(classElement.key);
+ if (propName !== false) {
+ propType = classElement["static"] ?
+ ClassPropertyType["static"] :
+ ClassPropertyType.prototype;
+
+ if (classElement.type === Syntax.MethodDefinition) {
+ if (propName === 'constructor' && !classElement["static"]) {
+ if (specialMethod(classElement)) {
+ throwError(classElement, Messages.IllegalClassConstructorProperty);
+ }
+ if (existingProps[ClassPropertyType.prototype].has('constructor')) {
+ throwError(classElement.key, Messages.IllegalDuplicateClassProperty);
+ }
+ }
+ existingProps[propType].set(propName, true);
+ }
+ }
+ }
+ }
+
+ expect('}');
+
+ return markerApply(marker, delegate.createClassBody(classElements));
+ }
+
+ function parseClassImplements() {
+ var id, implemented = [], marker, typeParameters;
+ if (strict) {
+ expectKeyword('implements');
+ } else {
+ expectContextualKeyword('implements');
+ }
+ while (index < length) {
+ marker = markerCreate();
+ id = parseVariableIdentifier();
+ if (match('<')) {
+ typeParameters = parseTypeParameterInstantiation();
+ } else {
+ typeParameters = null;
+ }
+ implemented.push(markerApply(marker, delegate.createClassImplements(
+ id,
+ typeParameters
+ )));
+ if (!match(',')) {
+ break;
+ }
+ expect(',');
+ }
+ return implemented;
+ }
+
+ function parseClassExpression() {
+ var id, implemented, previousYieldAllowed, superClass = null,
+ superTypeParameters, marker = markerCreate(), typeParameters,
+ matchImplements;
+
+ expectKeyword('class');
+
+ matchImplements =
+ strict
+ ? matchKeyword('implements')
+ : matchContextualKeyword('implements');
+
+ if (!matchKeyword('extends') && !matchImplements && !match('{')) {
+ id = parseVariableIdentifier();
+ }
+
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+
+ if (matchKeyword('extends')) {
+ expectKeyword('extends');
+ previousYieldAllowed = state.yieldAllowed;
+ state.yieldAllowed = false;
+ superClass = parseLeftHandSideExpressionAllowCall();
+ if (match('<')) {
+ superTypeParameters = parseTypeParameterInstantiation();
+ }
+ state.yieldAllowed = previousYieldAllowed;
+ }
+
+ if (strict ? matchKeyword('implements') : matchContextualKeyword('implements')) {
+ implemented = parseClassImplements();
+ }
+
+ return markerApply(marker, delegate.createClassExpression(
+ id,
+ superClass,
+ parseClassBody(),
+ typeParameters,
+ superTypeParameters,
+ implemented
+ ));
+ }
+
+ function parseClassDeclaration() {
+ var id, implemented, previousYieldAllowed, superClass = null,
+ superTypeParameters, marker = markerCreate(), typeParameters;
+
+ expectKeyword('class');
+
+ id = parseVariableIdentifier();
+
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+
+ if (matchKeyword('extends')) {
+ expectKeyword('extends');
+ previousYieldAllowed = state.yieldAllowed;
+ state.yieldAllowed = false;
+ superClass = parseLeftHandSideExpressionAllowCall();
+ if (match('<')) {
+ superTypeParameters = parseTypeParameterInstantiation();
+ }
+ state.yieldAllowed = previousYieldAllowed;
+ }
+
+ if (strict ? matchKeyword('implements') : matchContextualKeyword('implements')) {
+ implemented = parseClassImplements();
+ }
+
+ return markerApply(marker, delegate.createClassDeclaration(
+ id,
+ superClass,
+ parseClassBody(),
+ typeParameters,
+ superTypeParameters,
+ implemented
+ ));
+ }
+
+ // 15 Program
+
+ function parseSourceElement() {
+ var token;
+ if (lookahead.type === Token.Keyword) {
+ switch (lookahead.value) {
+ case 'const':
+ case 'let':
+ return parseConstLetDeclaration(lookahead.value);
+ case 'function':
+ return parseFunctionDeclaration();
+ case 'export':
+ throwErrorTolerant({}, Messages.IllegalExportDeclaration);
+ return parseExportDeclaration();
+ case 'import':
+ throwErrorTolerant({}, Messages.IllegalImportDeclaration);
+ return parseImportDeclaration();
+ case 'interface':
+ if (lookahead2().type === Token.Identifier) {
+ return parseInterface();
+ }
+ return parseStatement();
+ default:
+ return parseStatement();
+ }
+ }
+
+ if (matchContextualKeyword('type')
+ && lookahead2().type === Token.Identifier) {
+ return parseTypeAlias();
+ }
+
+ if (matchContextualKeyword('interface')
+ && lookahead2().type === Token.Identifier) {
+ return parseInterface();
+ }
+
+ if (matchContextualKeyword('declare')) {
+ token = lookahead2();
+ if (token.type === Token.Keyword) {
+ switch (token.value) {
+ case 'class':
+ return parseDeclareClass();
+ case 'function':
+ return parseDeclareFunction();
+ case 'var':
+ return parseDeclareVariable();
+ }
+ } else if (token.type === Token.Identifier
+ && token.value === 'module') {
+ return parseDeclareModule();
+ }
+ }
+
+ if (lookahead.type !== Token.EOF) {
+ return parseStatement();
+ }
+ }
+
+ function parseProgramElement() {
+ var isModule = extra.sourceType === 'module' || extra.sourceType === 'nonStrictModule';
+
+ if (isModule && lookahead.type === Token.Keyword) {
+ switch (lookahead.value) {
+ case 'export':
+ return parseExportDeclaration();
+ case 'import':
+ return parseImportDeclaration();
+ }
+ }
+
+ return parseSourceElement();
+ }
+
+ function parseProgramElements() {
+ var sourceElement, sourceElements = [], token, directive, firstRestricted;
+
+ while (index < length) {
+ token = lookahead;
+ if (token.type !== Token.StringLiteral) {
+ break;
+ }
+
+ sourceElement = parseProgramElement();
+ sourceElements.push(sourceElement);
+ if (sourceElement.expression.type !== Syntax.Literal) {
+ // this is not directive
+ break;
+ }
+ directive = source.slice(token.range[0] + 1, token.range[1] - 1);
+ if (directive === 'use strict') {
+ strict = true;
+ if (firstRestricted) {
+ throwErrorTolerant(firstRestricted, Messages.StrictOctalLiteral);
+ }
+ } else {
+ if (!firstRestricted && token.octal) {
+ firstRestricted = token;
+ }
+ }
+ }
+
+ while (index < length) {
+ sourceElement = parseProgramElement();
+ if (typeof sourceElement === 'undefined') {
+ break;
+ }
+ sourceElements.push(sourceElement);
+ }
+ return sourceElements;
+ }
+
+ function parseProgram() {
+ var body, marker = markerCreate();
+ strict = extra.sourceType === 'module';
+ peek();
+ body = parseProgramElements();
+ return markerApply(marker, delegate.createProgram(body));
+ }
+
+ // 16 JSX
+
+ XHTMLEntities = {
+ quot: '\u0022',
+ amp: '&',
+ apos: '\u0027',
+ lt: '<',
+ gt: '>',
+ nbsp: '\u00A0',
+ iexcl: '\u00A1',
+ cent: '\u00A2',
+ pound: '\u00A3',
+ curren: '\u00A4',
+ yen: '\u00A5',
+ brvbar: '\u00A6',
+ sect: '\u00A7',
+ uml: '\u00A8',
+ copy: '\u00A9',
+ ordf: '\u00AA',
+ laquo: '\u00AB',
+ not: '\u00AC',
+ shy: '\u00AD',
+ reg: '\u00AE',
+ macr: '\u00AF',
+ deg: '\u00B0',
+ plusmn: '\u00B1',
+ sup2: '\u00B2',
+ sup3: '\u00B3',
+ acute: '\u00B4',
+ micro: '\u00B5',
+ para: '\u00B6',
+ middot: '\u00B7',
+ cedil: '\u00B8',
+ sup1: '\u00B9',
+ ordm: '\u00BA',
+ raquo: '\u00BB',
+ frac14: '\u00BC',
+ frac12: '\u00BD',
+ frac34: '\u00BE',
+ iquest: '\u00BF',
+ Agrave: '\u00C0',
+ Aacute: '\u00C1',
+ Acirc: '\u00C2',
+ Atilde: '\u00C3',
+ Auml: '\u00C4',
+ Aring: '\u00C5',
+ AElig: '\u00C6',
+ Ccedil: '\u00C7',
+ Egrave: '\u00C8',
+ Eacute: '\u00C9',
+ Ecirc: '\u00CA',
+ Euml: '\u00CB',
+ Igrave: '\u00CC',
+ Iacute: '\u00CD',
+ Icirc: '\u00CE',
+ Iuml: '\u00CF',
+ ETH: '\u00D0',
+ Ntilde: '\u00D1',
+ Ograve: '\u00D2',
+ Oacute: '\u00D3',
+ Ocirc: '\u00D4',
+ Otilde: '\u00D5',
+ Ouml: '\u00D6',
+ times: '\u00D7',
+ Oslash: '\u00D8',
+ Ugrave: '\u00D9',
+ Uacute: '\u00DA',
+ Ucirc: '\u00DB',
+ Uuml: '\u00DC',
+ Yacute: '\u00DD',
+ THORN: '\u00DE',
+ szlig: '\u00DF',
+ agrave: '\u00E0',
+ aacute: '\u00E1',
+ acirc: '\u00E2',
+ atilde: '\u00E3',
+ auml: '\u00E4',
+ aring: '\u00E5',
+ aelig: '\u00E6',
+ ccedil: '\u00E7',
+ egrave: '\u00E8',
+ eacute: '\u00E9',
+ ecirc: '\u00EA',
+ euml: '\u00EB',
+ igrave: '\u00EC',
+ iacute: '\u00ED',
+ icirc: '\u00EE',
+ iuml: '\u00EF',
+ eth: '\u00F0',
+ ntilde: '\u00F1',
+ ograve: '\u00F2',
+ oacute: '\u00F3',
+ ocirc: '\u00F4',
+ otilde: '\u00F5',
+ ouml: '\u00F6',
+ divide: '\u00F7',
+ oslash: '\u00F8',
+ ugrave: '\u00F9',
+ uacute: '\u00FA',
+ ucirc: '\u00FB',
+ uuml: '\u00FC',
+ yacute: '\u00FD',
+ thorn: '\u00FE',
+ yuml: '\u00FF',
+ OElig: '\u0152',
+ oelig: '\u0153',
+ Scaron: '\u0160',
+ scaron: '\u0161',
+ Yuml: '\u0178',
+ fnof: '\u0192',
+ circ: '\u02C6',
+ tilde: '\u02DC',
+ Alpha: '\u0391',
+ Beta: '\u0392',
+ Gamma: '\u0393',
+ Delta: '\u0394',
+ Epsilon: '\u0395',
+ Zeta: '\u0396',
+ Eta: '\u0397',
+ Theta: '\u0398',
+ Iota: '\u0399',
+ Kappa: '\u039A',
+ Lambda: '\u039B',
+ Mu: '\u039C',
+ Nu: '\u039D',
+ Xi: '\u039E',
+ Omicron: '\u039F',
+ Pi: '\u03A0',
+ Rho: '\u03A1',
+ Sigma: '\u03A3',
+ Tau: '\u03A4',
+ Upsilon: '\u03A5',
+ Phi: '\u03A6',
+ Chi: '\u03A7',
+ Psi: '\u03A8',
+ Omega: '\u03A9',
+ alpha: '\u03B1',
+ beta: '\u03B2',
+ gamma: '\u03B3',
+ delta: '\u03B4',
+ epsilon: '\u03B5',
+ zeta: '\u03B6',
+ eta: '\u03B7',
+ theta: '\u03B8',
+ iota: '\u03B9',
+ kappa: '\u03BA',
+ lambda: '\u03BB',
+ mu: '\u03BC',
+ nu: '\u03BD',
+ xi: '\u03BE',
+ omicron: '\u03BF',
+ pi: '\u03C0',
+ rho: '\u03C1',
+ sigmaf: '\u03C2',
+ sigma: '\u03C3',
+ tau: '\u03C4',
+ upsilon: '\u03C5',
+ phi: '\u03C6',
+ chi: '\u03C7',
+ psi: '\u03C8',
+ omega: '\u03C9',
+ thetasym: '\u03D1',
+ upsih: '\u03D2',
+ piv: '\u03D6',
+ ensp: '\u2002',
+ emsp: '\u2003',
+ thinsp: '\u2009',
+ zwnj: '\u200C',
+ zwj: '\u200D',
+ lrm: '\u200E',
+ rlm: '\u200F',
+ ndash: '\u2013',
+ mdash: '\u2014',
+ lsquo: '\u2018',
+ rsquo: '\u2019',
+ sbquo: '\u201A',
+ ldquo: '\u201C',
+ rdquo: '\u201D',
+ bdquo: '\u201E',
+ dagger: '\u2020',
+ Dagger: '\u2021',
+ bull: '\u2022',
+ hellip: '\u2026',
+ permil: '\u2030',
+ prime: '\u2032',
+ Prime: '\u2033',
+ lsaquo: '\u2039',
+ rsaquo: '\u203A',
+ oline: '\u203E',
+ frasl: '\u2044',
+ euro: '\u20AC',
+ image: '\u2111',
+ weierp: '\u2118',
+ real: '\u211C',
+ trade: '\u2122',
+ alefsym: '\u2135',
+ larr: '\u2190',
+ uarr: '\u2191',
+ rarr: '\u2192',
+ darr: '\u2193',
+ harr: '\u2194',
+ crarr: '\u21B5',
+ lArr: '\u21D0',
+ uArr: '\u21D1',
+ rArr: '\u21D2',
+ dArr: '\u21D3',
+ hArr: '\u21D4',
+ forall: '\u2200',
+ part: '\u2202',
+ exist: '\u2203',
+ empty: '\u2205',
+ nabla: '\u2207',
+ isin: '\u2208',
+ notin: '\u2209',
+ ni: '\u220B',
+ prod: '\u220F',
+ sum: '\u2211',
+ minus: '\u2212',
+ lowast: '\u2217',
+ radic: '\u221A',
+ prop: '\u221D',
+ infin: '\u221E',
+ ang: '\u2220',
+ and: '\u2227',
+ or: '\u2228',
+ cap: '\u2229',
+ cup: '\u222A',
+ 'int': '\u222B',
+ there4: '\u2234',
+ sim: '\u223C',
+ cong: '\u2245',
+ asymp: '\u2248',
+ ne: '\u2260',
+ equiv: '\u2261',
+ le: '\u2264',
+ ge: '\u2265',
+ sub: '\u2282',
+ sup: '\u2283',
+ nsub: '\u2284',
+ sube: '\u2286',
+ supe: '\u2287',
+ oplus: '\u2295',
+ otimes: '\u2297',
+ perp: '\u22A5',
+ sdot: '\u22C5',
+ lceil: '\u2308',
+ rceil: '\u2309',
+ lfloor: '\u230A',
+ rfloor: '\u230B',
+ lang: '\u2329',
+ rang: '\u232A',
+ loz: '\u25CA',
+ spades: '\u2660',
+ clubs: '\u2663',
+ hearts: '\u2665',
+ diams: '\u2666'
+ };
+
+ function getQualifiedJSXName(object) {
+ if (object.type === Syntax.JSXIdentifier) {
+ return object.name;
+ }
+ if (object.type === Syntax.JSXNamespacedName) {
+ return object.namespace.name + ':' + object.name.name;
+ }
+ /* istanbul ignore else */
+ if (object.type === Syntax.JSXMemberExpression) {
+ return (
+ getQualifiedJSXName(object.object) + '.' +
+ getQualifiedJSXName(object.property)
+ );
+ }
+ /* istanbul ignore next */
+ throwUnexpected(object);
+ }
+
+ function isJSXIdentifierStart(ch) {
+ // exclude backslash (\)
+ return (ch !== 92) && isIdentifierStart(ch);
+ }
+
+ function isJSXIdentifierPart(ch) {
+ // exclude backslash (\) and add hyphen (-)
+ return (ch !== 92) && (ch === 45 || isIdentifierPart(ch));
+ }
+
+ function scanJSXIdentifier() {
+ var ch, start, value = '';
+
+ start = index;
+ while (index < length) {
+ ch = source.charCodeAt(index);
+ if (!isJSXIdentifierPart(ch)) {
+ break;
+ }
+ value += source[index++];
+ }
+
+ return {
+ type: Token.JSXIdentifier,
+ value: value,
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ function scanJSXEntity() {
+ var ch, str = '', start = index, count = 0, code;
+ ch = source[index];
+ assert(ch === '&', 'Entity must start with an ampersand');
+ index++;
+ while (index < length && count++ < 10) {
+ ch = source[index++];
+ if (ch === ';') {
+ break;
+ }
+ str += ch;
+ }
+
+ // Well-formed entity (ending was found).
+ if (ch === ';') {
+ // Numeric entity.
+ if (str[0] === '#') {
+ if (str[1] === 'x') {
+ code = +('0' + str.substr(1));
+ } else {
+ // Removing leading zeros in order to avoid treating as octal in old browsers.
+ code = +str.substr(1).replace(Regex.LeadingZeros, '');
+ }
+
+ if (!isNaN(code)) {
+ return String.fromCharCode(code);
+ }
+ /* istanbul ignore else */
+ } else if (XHTMLEntities[str]) {
+ return XHTMLEntities[str];
+ }
+ }
+
+ // Treat non-entity sequences as regular text.
+ index = start + 1;
+ return '&';
+ }
+
+ function scanJSXText(stopChars) {
+ var ch, str = '', start;
+ start = index;
+ while (index < length) {
+ ch = source[index];
+ if (stopChars.indexOf(ch) !== -1) {
+ break;
+ }
+ if (ch === '&') {
+ str += scanJSXEntity();
+ } else {
+ index++;
+ if (ch === '\r' && source[index] === '\n') {
+ str += ch;
+ ch = source[index];
+ index++;
+ }
+ if (isLineTerminator(ch.charCodeAt(0))) {
+ ++lineNumber;
+ lineStart = index;
+ }
+ str += ch;
+ }
+ }
+ return {
+ type: Token.JSXText,
+ value: str,
+ lineNumber: lineNumber,
+ lineStart: lineStart,
+ range: [start, index]
+ };
+ }
+
+ function scanJSXStringLiteral() {
+ var innerToken, quote, start;
+
+ quote = source[index];
+ assert((quote === '\'' || quote === '"'),
+ 'String literal must starts with a quote');
+
+ start = index;
+ ++index;
+
+ innerToken = scanJSXText([quote]);
+
+ if (quote !== source[index]) {
+ throwError({}, Messages.UnexpectedToken, 'ILLEGAL');
+ }
+
+ ++index;
+
+ innerToken.range = [start, index];
+
+ return innerToken;
+ }
+
+ /**
+ * Between JSX opening and closing tags (e.g. <foo>HERE</foo>), anything that
+ * is not another JSX tag and is not an expression wrapped by {} is text.
+ */
+ function advanceJSXChild() {
+ var ch = source.charCodeAt(index);
+
+ // '<' 60, '>' 62, '{' 123, '}' 125
+ if (ch !== 60 && ch !== 62 && ch !== 123 && ch !== 125) {
+ return scanJSXText(['<', '>', '{', '}']);
+ }
+
+ return scanPunctuator();
+ }
+
+ function parseJSXIdentifier() {
+ var token, marker = markerCreate();
+
+ if (lookahead.type !== Token.JSXIdentifier) {
+ throwUnexpected(lookahead);
+ }
+
+ token = lex();
+ return markerApply(marker, delegate.createJSXIdentifier(token.value));
+ }
+
+ function parseJSXNamespacedName() {
+ var namespace, name, marker = markerCreate();
+
+ namespace = parseJSXIdentifier();
+ expect(':');
+ name = parseJSXIdentifier();
+
+ return markerApply(marker, delegate.createJSXNamespacedName(namespace, name));
+ }
+
+ function parseJSXMemberExpression() {
+ var marker = markerCreate(),
+ expr = parseJSXIdentifier();
+
+ while (match('.')) {
+ lex();
+ expr = markerApply(marker, delegate.createJSXMemberExpression(expr, parseJSXIdentifier()));
+ }
+
+ return expr;
+ }
+
+ function parseJSXElementName() {
+ if (lookahead2().value === ':') {
+ return parseJSXNamespacedName();
+ }
+ if (lookahead2().value === '.') {
+ return parseJSXMemberExpression();
+ }
+
+ return parseJSXIdentifier();
+ }
+
+ function parseJSXAttributeName() {
+ if (lookahead2().value === ':') {
+ return parseJSXNamespacedName();
+ }
+
+ return parseJSXIdentifier();
+ }
+
+ function parseJSXAttributeValue() {
+ var value, marker;
+ if (match('{')) {
+ value = parseJSXExpressionContainer();
+ if (value.expression.type === Syntax.JSXEmptyExpression) {
+ throwError(
+ value,
+ 'JSX attributes must only be assigned a non-empty ' +
+ 'expression'
+ );
+ }
+ } else if (match('<')) {
+ value = parseJSXElement();
+ } else if (lookahead.type === Token.JSXText) {
+ marker = markerCreate();
+ value = markerApply(marker, delegate.createLiteral(lex()));
+ } else {
+ throwError({}, Messages.InvalidJSXAttributeValue);
+ }
+ return value;
+ }
+
+ function parseJSXEmptyExpression() {
+ var marker = markerCreatePreserveWhitespace();
+ while (source.charAt(index) !== '}') {
+ index++;
+ }
+ return markerApply(marker, delegate.createJSXEmptyExpression());
+ }
+
+ function parseJSXExpressionContainer() {
+ var expression, origInJSXChild, origInJSXTag, marker = markerCreate();
+
+ origInJSXChild = state.inJSXChild;
+ origInJSXTag = state.inJSXTag;
+ state.inJSXChild = false;
+ state.inJSXTag = false;
+
+ expect('{');
+
+ if (match('}')) {
+ expression = parseJSXEmptyExpression();
+ } else {
+ expression = parseExpression();
+ }
+
+ state.inJSXChild = origInJSXChild;
+ state.inJSXTag = origInJSXTag;
+
+ expect('}');
+
+ return markerApply(marker, delegate.createJSXExpressionContainer(expression));
+ }
+
+ function parseJSXSpreadAttribute() {
+ var expression, origInJSXChild, origInJSXTag, marker = markerCreate();
+
+ origInJSXChild = state.inJSXChild;
+ origInJSXTag = state.inJSXTag;
+ state.inJSXChild = false;
+ state.inJSXTag = false;
+
+ expect('{');
+ expect('...');
+
+ expression = parseAssignmentExpression();
+
+ state.inJSXChild = origInJSXChild;
+ state.inJSXTag = origInJSXTag;
+
+ expect('}');
+
+ return markerApply(marker, delegate.createJSXSpreadAttribute(expression));
+ }
+
+ function parseJSXAttribute() {
+ var name, marker;
+
+ if (match('{')) {
+ return parseJSXSpreadAttribute();
+ }
+
+ marker = markerCreate();
+
+ name = parseJSXAttributeName();
+
+ // HTML empty attribute
+ if (match('=')) {
+ lex();
+ return markerApply(marker, delegate.createJSXAttribute(name, parseJSXAttributeValue()));
+ }
+
+ return markerApply(marker, delegate.createJSXAttribute(name));
+ }
+
+ function parseJSXChild() {
+ var token, marker;
+ if (match('{')) {
+ token = parseJSXExpressionContainer();
+ } else if (lookahead.type === Token.JSXText) {
+ marker = markerCreatePreserveWhitespace();
+ token = markerApply(marker, delegate.createLiteral(lex()));
+ } else if (match('<')) {
+ token = parseJSXElement();
+ } else {
+ throwUnexpected(lookahead);
+ }
+ return token;
+ }
+
+ function parseJSXClosingElement() {
+ var name, origInJSXChild, origInJSXTag, marker = markerCreate();
+ origInJSXChild = state.inJSXChild;
+ origInJSXTag = state.inJSXTag;
+ state.inJSXChild = false;
+ state.inJSXTag = true;
+ expect('<');
+ expect('/');
+ name = parseJSXElementName();
+ // Because advance() (called by lex() called by expect()) expects there
+ // to be a valid token after >, it needs to know whether to look for a
+ // standard JS token or an JSX text node
+ state.inJSXChild = origInJSXChild;
+ state.inJSXTag = origInJSXTag;
+ expect('>');
+ return markerApply(marker, delegate.createJSXClosingElement(name));
+ }
+
+ function parseJSXOpeningElement() {
+ var name, attributes = [], selfClosing = false, origInJSXChild, origInJSXTag, marker = markerCreate();
+
+ origInJSXChild = state.inJSXChild;
+ origInJSXTag = state.inJSXTag;
+ state.inJSXChild = false;
+ state.inJSXTag = true;
+
+ expect('<');
+
+ name = parseJSXElementName();
+
+ while (index < length &&
+ lookahead.value !== '/' &&
+ lookahead.value !== '>') {
+ attributes.push(parseJSXAttribute());
+ }
+
+ state.inJSXTag = origInJSXTag;
+
+ if (lookahead.value === '/') {
+ expect('/');
+ // Because advance() (called by lex() called by expect()) expects
+ // there to be a valid token after >, it needs to know whether to
+ // look for a standard JS token or an JSX text node
+ state.inJSXChild = origInJSXChild;
+ expect('>');
+ selfClosing = true;
+ } else {
+ state.inJSXChild = true;
+ expect('>');
+ }
+ return markerApply(marker, delegate.createJSXOpeningElement(name, attributes, selfClosing));
+ }
+
+ function parseJSXElement() {
+ var openingElement, closingElement = null, children = [], origInJSXChild, origInJSXTag, marker = markerCreate();
+
+ origInJSXChild = state.inJSXChild;
+ origInJSXTag = state.inJSXTag;
+ openingElement = parseJSXOpeningElement();
+
+ if (!openingElement.selfClosing) {
+ while (index < length) {
+ state.inJSXChild = false; // Call lookahead2() with inJSXChild = false because </ should not be considered in the child
+ if (lookahead.value === '<' && lookahead2().value === '/') {
+ break;
+ }
+ state.inJSXChild = true;
+ children.push(parseJSXChild());
+ }
+ state.inJSXChild = origInJSXChild;
+ state.inJSXTag = origInJSXTag;
+ closingElement = parseJSXClosingElement();
+ if (getQualifiedJSXName(closingElement.name) !== getQualifiedJSXName(openingElement.name)) {
+ throwError({}, Messages.ExpectedJSXClosingTag, getQualifiedJSXName(openingElement.name));
+ }
+ }
+
+ // When (erroneously) writing two adjacent tags like
+ //
+ // var x = <div>one</div><div>two</div>;
+ //
+ // the default error message is a bit incomprehensible. Since it's
+ // rarely (never?) useful to write a less-than sign after an JSX
+ // element, we disallow it here in the parser in order to provide a
+ // better error message. (In the rare case that the less-than operator
+ // was intended, the left tag can be wrapped in parentheses.)
+ if (!origInJSXChild && match('<')) {
+ throwError(lookahead, Messages.AdjacentJSXElements);
+ }
+
+ return markerApply(marker, delegate.createJSXElement(openingElement, closingElement, children));
+ }
+
+ function parseTypeAlias() {
+ var id, marker = markerCreate(), typeParameters = null, right;
+ expectContextualKeyword('type');
+ id = parseVariableIdentifier();
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+ expect('=');
+ right = parseType();
+ consumeSemicolon();
+ return markerApply(marker, delegate.createTypeAlias(id, typeParameters, right));
+ }
+
+ function parseInterfaceExtends() {
+ var marker = markerCreate(), id, typeParameters = null;
+
+ id = parseVariableIdentifier();
+ if (match('<')) {
+ typeParameters = parseTypeParameterInstantiation();
+ }
+
+ return markerApply(marker, delegate.createInterfaceExtends(
+ id,
+ typeParameters
+ ));
+ }
+
+ function parseInterfaceish(marker, allowStatic) {
+ var body, bodyMarker, extended = [], id,
+ typeParameters = null;
+
+ id = parseVariableIdentifier();
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+
+ if (matchKeyword('extends')) {
+ expectKeyword('extends');
+
+ while (index < length) {
+ extended.push(parseInterfaceExtends());
+ if (!match(',')) {
+ break;
+ }
+ expect(',');
+ }
+ }
+
+ bodyMarker = markerCreate();
+ body = markerApply(bodyMarker, parseObjectType(allowStatic));
+
+ return markerApply(marker, delegate.createInterface(
+ id,
+ typeParameters,
+ body,
+ extended
+ ));
+ }
+
+ function parseInterface() {
+ var marker = markerCreate();
+
+ if (strict) {
+ expectKeyword('interface');
+ } else {
+ expectContextualKeyword('interface');
+ }
+
+ return parseInterfaceish(marker, /* allowStatic */false);
+ }
+
+ function parseDeclareClass() {
+ var marker = markerCreate(), ret;
+ expectContextualKeyword('declare');
+ expectKeyword('class');
+
+ ret = parseInterfaceish(marker, /* allowStatic */true);
+ ret.type = Syntax.DeclareClass;
+ return ret;
+ }
+
+ function parseDeclareFunction() {
+ var id, idMarker,
+ marker = markerCreate(), params, returnType, rest, tmp,
+ typeParameters = null, value, valueMarker;
+
+ expectContextualKeyword('declare');
+ expectKeyword('function');
+ idMarker = markerCreate();
+ id = parseVariableIdentifier();
+
+ valueMarker = markerCreate();
+ if (match('<')) {
+ typeParameters = parseTypeParameterDeclaration();
+ }
+ expect('(');
+ tmp = parseFunctionTypeParams();
+ params = tmp.params;
+ rest = tmp.rest;
+ expect(')');
+
+ expect(':');
+ returnType = parseType();
+
+ value = markerApply(valueMarker, delegate.createFunctionTypeAnnotation(
+ params,
+ returnType,
+ rest,
+ typeParameters
+ ));
+
+ id.typeAnnotation = markerApply(valueMarker, delegate.createTypeAnnotation(
+ value
+ ));
+ markerApply(idMarker, id);
+
+ consumeSemicolon();
+
+ return markerApply(marker, delegate.createDeclareFunction(
+ id
+ ));
+ }
+
+ function parseDeclareVariable() {
+ var id, marker = markerCreate();
+ expectContextualKeyword('declare');
+ expectKeyword('var');
+ id = parseTypeAnnotatableIdentifier();
+
+ consumeSemicolon();
+
+ return markerApply(marker, delegate.createDeclareVariable(
+ id
+ ));
+ }
+
+ function parseDeclareModule() {
+ var body = [], bodyMarker, id, idMarker, marker = markerCreate(), token;
+ expectContextualKeyword('declare');
+ expectContextualKeyword('module');
+
+ if (lookahead.type === Token.StringLiteral) {
+ if (strict && lookahead.octal) {
+ throwErrorTolerant(lookahead, Messages.StrictOctalLiteral);
+ }
+ idMarker = markerCreate();
+ id = markerApply(idMarker, delegate.createLiteral(lex()));
+ } else {
+ id = parseVariableIdentifier();
+ }
+
+ bodyMarker = markerCreate();
+ expect('{');
+ while (index < length && !match('}')) {
+ token = lookahead2();
+ switch (token.value) {
+ case 'class':
+ body.push(parseDeclareClass());
+ break;
+ case 'function':
+ body.push(parseDeclareFunction());
+ break;
+ case 'var':
+ body.push(parseDeclareVariable());
+ break;
+ default:
+ throwUnexpected(lookahead);
+ }
+ }
+ expect('}');
+
+ return markerApply(marker, delegate.createDeclareModule(
+ id,
+ markerApply(bodyMarker, delegate.createBlockStatement(body))
+ ));
+ }
+
+ function collectToken() {
+ var loc, token, range, value, entry;
+
+ /* istanbul ignore else */
+ if (!state.inJSXChild) {
+ skipComment();
+ }
+
+ loc = {
+ start: {
+ line: lineNumber,
+ column: index - lineStart
+ }
+ };
+
+ token = extra.advance();
+ loc.end = {
+ line: lineNumber,
+ column: index - lineStart
+ };
+
+ if (token.type !== Token.EOF) {
+ range = [token.range[0], token.range[1]];
+ value = source.slice(token.range[0], token.range[1]);
+ entry = {
+ type: TokenName[token.type],
+ value: value,
+ range: range,
+ loc: loc
+ };
+ if (token.regex) {
+ entry.regex = {
+ pattern: token.regex.pattern,
+ flags: token.regex.flags
+ };
+ }
+ extra.tokens.push(entry);
+ }
+
+ return token;
+ }
+
+ function collectRegex() {
+ var pos, loc, regex, token;
+
+ skipComment();
+
+ pos = index;
+ loc = {
+ start: {
+ line: lineNumber,
+ column: index - lineStart
+ }
+ };
+
+ regex = extra.scanRegExp();
+ loc.end = {
+ line: lineNumber,
+ column: index - lineStart
+ };
+
+ if (!extra.tokenize) {
+ /* istanbul ignore next */
+ // Pop the previous token, which is likely '/' or '/='
+ if (extra.tokens.length > 0) {
+ token = extra.tokens[extra.tokens.length - 1];
+ if (token.range[0] === pos && token.type === 'Punctuator') {
+ if (token.value === '/' || token.value === '/=') {
+ extra.tokens.pop();
+ }
+ }
+ }
+
+ extra.tokens.push({
+ type: 'RegularExpression',
+ value: regex.literal,
+ regex: regex.regex,
+ range: [pos, index],
+ loc: loc
+ });
+ }
+
+ return regex;
+ }
+
+ function filterTokenLocation() {
+ var i, entry, token, tokens = [];
+
+ for (i = 0; i < extra.tokens.length; ++i) {
+ entry = extra.tokens[i];
+ token = {
+ type: entry.type,
+ value: entry.value
+ };
+ if (entry.regex) {
+ token.regex = {
+ pattern: entry.regex.pattern,
+ flags: entry.regex.flags
+ };
+ }
+ if (extra.range) {
+ token.range = entry.range;
+ }
+ if (extra.loc) {
+ token.loc = entry.loc;
+ }
+ tokens.push(token);
+ }
+
+ extra.tokens = tokens;
+ }
+
+ function patch() {
+ if (typeof extra.tokens !== 'undefined') {
+ extra.advance = advance;
+ extra.scanRegExp = scanRegExp;
+
+ advance = collectToken;
+ scanRegExp = collectRegex;
+ }
+ }
+
+ function unpatch() {
+ if (typeof extra.scanRegExp === 'function') {
+ advance = extra.advance;
+ scanRegExp = extra.scanRegExp;
+ }
+ }
+
+ // This is used to modify the delegate.
+
+ function extend(object, properties) {
+ var entry, result = {};
+
+ for (entry in object) {
+ /* istanbul ignore else */
+ if (object.hasOwnProperty(entry)) {
+ result[entry] = object[entry];
+ }
+ }
+
+ for (entry in properties) {
+ /* istanbul ignore else */
+ if (properties.hasOwnProperty(entry)) {
+ result[entry] = properties[entry];
+ }
+ }
+
+ return result;
+ }
+
+ function tokenize(code, options) {
+ var toString,
+ token,
+ tokens;
+
+ toString = String;
+ if (typeof code !== 'string' && !(code instanceof String)) {
+ code = toString(code);
+ }
+
+ delegate = SyntaxTreeDelegate;
+ source = code;
+ index = 0;
+ lineNumber = (source.length > 0) ? 1 : 0;
+ lineStart = 0;
+ length = source.length;
+ lookahead = null;
+ state = {
+ allowKeyword: true,
+ allowIn: true,
+ labelSet: new StringMap(),
+ inFunctionBody: false,
+ inIteration: false,
+ inSwitch: false,
+ lastCommentStart: -1
+ };
+
+ extra = {};
+
+ // Options matching.
+ options = options || {};
+
+ // Of course we collect tokens here.
+ options.tokens = true;
+ extra.tokens = [];
+ extra.tokenize = true;
+ // The following two fields are necessary to compute the Regex tokens.
+ extra.openParenToken = -1;
+ extra.openCurlyToken = -1;
+
+ extra.range = (typeof options.range === 'boolean') && options.range;
+ extra.loc = (typeof options.loc === 'boolean') && options.loc;
+
+ if (typeof options.comment === 'boolean' && options.comment) {
+ extra.comments = [];
+ }
+ if (typeof options.tolerant === 'boolean' && options.tolerant) {
+ extra.errors = [];
+ }
+
+ patch();
+
+ try {
+ peek();
+ if (lookahead.type === Token.EOF) {
+ return extra.tokens;
+ }
+
+ token = lex();
+ while (lookahead.type !== Token.EOF) {
+ try {
+ token = lex();
+ } catch (lexError) {
+ token = lookahead;
+ if (extra.errors) {
+ extra.errors.push(lexError);
+ // We have to break on the first error
+ // to avoid infinite loops.
+ break;
+ } else {
+ throw lexError;
+ }
+ }
+ }
+
+ filterTokenLocation();
+ tokens = extra.tokens;
+ if (typeof extra.comments !== 'undefined') {
+ tokens.comments = extra.comments;
+ }
+ if (typeof extra.errors !== 'undefined') {
+ tokens.errors = extra.errors;
+ }
+ } catch (e) {
+ throw e;
+ } finally {
+ unpatch();
+ extra = {};
+ }
+ return tokens;
+ }
+
+ function parse(code, options) {
+ var program, toString;
+
+ toString = String;
+ if (typeof code !== 'string' && !(code instanceof String)) {
+ code = toString(code);
+ }
+
+ delegate = SyntaxTreeDelegate;
+ source = code;
+ index = 0;
+ lineNumber = (source.length > 0) ? 1 : 0;
+ lineStart = 0;
+ length = source.length;
+ lookahead = null;
+ state = {
+ allowKeyword: false,
+ allowIn: true,
+ labelSet: new StringMap(),
+ parenthesizedCount: 0,
+ inFunctionBody: false,
+ inIteration: false,
+ inSwitch: false,
+ inJSXChild: false,
+ inJSXTag: false,
+ inType: false,
+ lastCommentStart: -1,
+ yieldAllowed: false,
+ awaitAllowed: false
+ };
+
+ extra = {};
+ if (typeof options !== 'undefined') {
+ extra.range = (typeof options.range === 'boolean') && options.range;
+ extra.loc = (typeof options.loc === 'boolean') && options.loc;
+ extra.attachComment = (typeof options.attachComment === 'boolean') && options.attachComment;
+
+ if (extra.loc && options.source !== null && options.source !== undefined) {
+ delegate = extend(delegate, {
+ 'postProcess': function (node) {
+ node.loc.source = toString(options.source);
+ return node;
+ }
+ });
+ }
+
+ extra.sourceType = options.sourceType;
+ if (typeof options.tokens === 'boolean' && options.tokens) {
+ extra.tokens = [];
+ }
+ if (typeof options.comment === 'boolean' && options.comment) {
+ extra.comments = [];
+ }
+ if (typeof options.tolerant === 'boolean' && options.tolerant) {
+ extra.errors = [];
+ }
+ if (extra.attachComment) {
+ extra.range = true;
+ extra.comments = [];
+ extra.bottomRightStack = [];
+ extra.trailingComments = [];
+ extra.leadingComments = [];
+ }
+ }
+
+ patch();
+ try {
+ program = parseProgram();
+ if (typeof extra.comments !== 'undefined') {
+ program.comments = extra.comments;
+ }
+ if (typeof extra.tokens !== 'undefined') {
+ filterTokenLocation();
+ program.tokens = extra.tokens;
+ }
+ if (typeof extra.errors !== 'undefined') {
+ program.errors = extra.errors;
+ }
+ } catch (e) {
+ throw e;
+ } finally {
+ unpatch();
+ extra = {};
+ }
+
+ return program;
+ }
+
+ // Sync with *.json manifests.
+ exports.version = '13001.1001.0-dev-harmony-fb';
+
+ exports.tokenize = tokenize;
+
+ exports.parse = parse;
+
+ // Deep copy.
+ /* istanbul ignore next */
+ exports.Syntax = (function () {
+ var name, types = {};
+
+ if (typeof Object.create === 'function') {
+ types = Object.create(null);
+ }
+
+ for (name in Syntax) {
+ if (Syntax.hasOwnProperty(name)) {
+ types[name] = Syntax[name];
+ }
+ }
+
+ if (typeof Object.freeze === 'function') {
+ Object.freeze(types);
+ }
+
+ return types;
+ }());
+
+}));
+/* vim: set sw=4 ts=4 et tw=80 : */
+
+},{}],10:[function(_dereq_,module,exports){
+var Base62 = (function (my) {
+ my.chars = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"]
+
+ my.encode = function(i){
+ if (i === 0) {return '0'}
+ var s = ''
+ while (i > 0) {
+ s = this.chars[i % 62] + s
+ i = Math.floor(i/62)
+ }
+ return s
+ };
+ my.decode = function(a,b,c,d){
+ for (
+ b = c = (
+ a === (/\W|_|^$/.test(a += "") || a)
+ ) - 1;
+ d = a.charCodeAt(c++);
+ )
+ b = b * 62 + d - [, 48, 29, 87][d >> 5];
+ return b
+ };
+
+ return my;
+}({}));
+
+module.exports = Base62
+},{}],11:[function(_dereq_,module,exports){
+/*
+ * Copyright 2009-2011 Mozilla Foundation and contributors
+ * Licensed under the New BSD license. See LICENSE.txt or:
+ * http://opensource.org/licenses/BSD-3-Clause
+ */
+exports.SourceMapGenerator = _dereq_('./source-map/source-map-generator').SourceMapGenerator;
+exports.SourceMapConsumer = _dereq_('./source-map/source-map-consumer').SourceMapConsumer;
+exports.SourceNode = _dereq_('./source-map/source-node').SourceNode;
+
+},{"./source-map/source-map-consumer":16,"./source-map/source-map-generator":17,"./source-map/source-node":18}],12:[function(_dereq_,module,exports){
+/* -*- Mode: js; js-indent-level: 2; -*- */
+/*
+ * Copyright 2011 Mozilla Foundation and contributors
+ * Licensed under the New BSD license. See LICENSE or:
+ * http://opensource.org/licenses/BSD-3-Clause
+ */
+if (typeof define !== 'function') {
+ var define = _dereq_('amdefine')(module, _dereq_);
+}
+define(function (_dereq_, exports, module) {
+
+ var util = _dereq_('./util');
+
+ /**
+ * A data structure which is a combination of an array and a set. Adding a new
+ * member is O(1), testing for membership is O(1), and finding the index of an
+ * element is O(1). Removing elements from the set is not supported. Only
+ * strings are supported for membership.
+ */
+ function ArraySet() {
+ this._array = [];
+ this._set = {};
+ }
+
+ /**
+ * Static method for creating ArraySet instances from an existing array.
+ */
+ ArraySet.fromArray = function ArraySet_fromArray(aArray, aAllowDuplicates) {
+ var set = new ArraySet();
+ for (var i = 0, len = aArray.length; i < len; i++) {
+ set.add(aArray[i], aAllowDuplicates);
+ }
+ return set;
+ };
+
+ /**
+ * Add the given string to this set.
+ *
+ * @param String aStr
+ */
+ ArraySet.prototype.add = function ArraySet_add(aStr, aAllowDuplicates) {
+ var isDuplicate = this.has(aStr);
+ var idx = this._array.length;
+ if (!isDuplicate || aAllowDuplicates) {
+ this._array.push(aStr);
+ }
+ if (!isDuplicate) {
+ this._set[util.toSetString(aStr)] = idx;
+ }
+ };
+
+ /**
+ * Is the given string a member of this set?
+ *
+ * @param String aStr
+ */
+ ArraySet.prototype.has = function ArraySet_has(aStr) {
+ return Object.prototype.hasOwnProperty.call(this._set,
+ util.toSetString(aStr));
+ };
+
+ /**
+ * What is the index of the given string in the array?
+ *
+ * @param String aStr
+ */
+ ArraySet.prototype.indexOf = function ArraySet_indexOf(aStr) {
+ if (this.has(aStr)) {
+ return this._set[util.toSetString(aStr)];
+ }
+ throw new Error('"' + aStr + '" is not in the set.');
+ };
+
+ /**
+ * What is the element at the given index?
+ *
+ * @param Number aIdx
+ */
+ ArraySet.prototype.at = function ArraySet_at(aIdx) {
+ if (aIdx >= 0 && aIdx < this._array.length) {
+ return this._array[aIdx];
+ }
+ throw new Error('No element indexed by ' + aIdx);
+ };
+
+ /**
+ * Returns the array representation of this set (which has the proper indices
+ * indicated by indexOf). Note that this is a copy of the internal array used
+ * for storing the members so that no one can mess with internal state.
+ */
+ ArraySet.prototype.toArray = function ArraySet_toArray() {
+ return this._array.slice();
+ };
+
+ exports.ArraySet = ArraySet;
+
+});
+
+},{"./util":19,"amdefine":20}],13:[function(_dereq_,module,exports){
+/* -*- Mode: js; js-indent-level: 2; -*- */
+/*
+ * Copyright 2011 Mozilla Foundation and contributors
+ * Licensed under the New BSD license. See LICENSE or:
+ * http://opensource.org/licenses/BSD-3-Clause
+ *
+ * Based on the Base 64 VLQ implementation in Closure Compiler:
+ * https://code.google.com/p/closure-compiler/source/browse/trunk/src/com/google/debugging/sourcemap/Base64VLQ.java
+ *
+ * Copyright 2011 The Closure Compiler Authors. All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials provided
+ * with the distribution.
+ * * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+if (typeof define !== 'function') {
+ var define = _dereq_('amdefine')(module, _dereq_);
+}
+define(function (_dereq_, exports, module) {
+
+ var base64 = _dereq_('./base64');
+
+ // A single base 64 digit can contain 6 bits of data. For the base 64 variable
+ // length quantities we use in the source map spec, the first bit is the sign,
+ // the next four bits are the actual value, and the 6th bit is the
+ // continuation bit. The continuation bit tells us whether there are more
+ // digits in this value following this digit.
+ //
+ // Continuation
+ // | Sign
+ // | |
+ // V V
+ // 101011
+
+ var VLQ_BASE_SHIFT = 5;
+
+ // binary: 100000
+ var VLQ_BASE = 1 << VLQ_BASE_SHIFT;
+
+ // binary: 011111
+ var VLQ_BASE_MASK = VLQ_BASE - 1;
+
+ // binary: 100000
+ var VLQ_CONTINUATION_BIT = VLQ_BASE;
+
+ /**
+ * Converts from a two-complement value to a value where the sign bit is
+ * is placed in the least significant bit. For example, as decimals:
+ * 1 becomes 2 (10 binary), -1 becomes 3 (11 binary)
+ * 2 becomes 4 (100 binary), -2 becomes 5 (101 binary)
+ */
+ function toVLQSigned(aValue) {
+ return aValue < 0
+ ? ((-aValue) << 1) + 1
+ : (aValue << 1) + 0;
+ }
+
+ /**
+ * Converts to a two-complement value from a value where the sign bit is
+ * is placed in the least significant bit. For example, as decimals:
+ * 2 (10 binary) becomes 1, 3 (11 binary) becomes -1
+ * 4 (100 binary) becomes 2, 5 (101 binary) becomes -2
+ */
+ function fromVLQSigned(aValue) {
+ var isNegative = (aValue & 1) === 1;
+ var shifted = aValue >> 1;
+ return isNegative
+ ? -shifted
+ : shifted;
+ }
+
+ /**
+ * Returns the base 64 VLQ encoded value.
+ */
+ exports.encode = function base64VLQ_encode(aValue) {
+ var encoded = "";
+ var digit;
+
+ var vlq = toVLQSigned(aValue);
+
+ do {
+ digit = vlq & VLQ_BASE_MASK;
+ vlq >>>= VLQ_BASE_SHIFT;
+ if (vlq > 0) {
+ // There are still more digits in this value, so we must make sure the
+ // continuation bit is marked.
+ digit |= VLQ_CONTINUATION_BIT;
+ }
+ encoded += base64.encode(digit);
+ } while (vlq > 0);
+
+ return encoded;
+ };
+
+ /**
+ * Decodes the next base 64 VLQ value from the given string and returns the
+ * value and the rest of the string.
+ */
+ exports.decode = function base64VLQ_decode(aStr) {
+ var i = 0;
+ var strLen = aStr.length;
+ var result = 0;
+ var shift = 0;
+ var continuation, digit;
+
+ do {
+ if (i >= strLen) {
+ throw new Error("Expected more digits in base 64 VLQ value.");
+ }
+ digit = base64.decode(aStr.charAt(i++));
+ continuation = !!(digit & VLQ_CONTINUATION_BIT);
+ digit &= VLQ_BASE_MASK;
+ result = result + (digit << shift);
+ shift += VLQ_BASE_SHIFT;
+ } while (continuation);
+
+ return {
+ value: fromVLQSigned(result),
+ rest: aStr.slice(i)
+ };
+ };
+
+});
+
+},{"./base64":14,"amdefine":20}],14:[function(_dereq_,module,exports){
+/* -*- Mode: js; js-indent-level: 2; -*- */
+/*
+ * Copyright 2011 Mozilla Foundation and contributors
+ * Licensed under the New BSD license. See LICENSE or:
+ * http://opensource.org/licenses/BSD-3-Clause
+ */
+if (typeof define !== 'function') {
+ var define = _dereq_('amdefine')(module, _dereq_);
+}
+define(function (_dereq_, exports, module) {
+
+ var charToIntMap = {};
+ var intToCharMap = {};
+
+ 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
+ .split('')
+ .forEach(function (ch, index) {
+ charToIntMap[ch] = index;
+ intToCharMap[index] = ch;
+ });
+
+ /**
+ * Encode an integer in the range of 0 to 63 to a single base 64 digit.
+ */
+ exports.encode = function base64_encode(aNumber) {
+ if (aNumber in intToCharMap) {
+ return intToCharMap[aNumber];
+ }
+ throw new TypeError("Must be between 0 and 63: " + aNumber);
+ };
+
+ /**
+ * Decode a single base 64 digit to an integer.
+ */
+ exports.decode = function base64_decode(aChar) {
+ if (aChar in charToIntMap) {
+ return charToIntMap[aChar];
+ }
+ throw new TypeError("Not a valid base 64 digit: " + aChar);
+ };
+
+});
+
+},{"amdefine":20}],15:[function(_dereq_,module,exports){
+/* -*- Mode: js; js-indent-level: 2; -*- */
+/*
+ * Copyright 2011 Mozilla Foundation and contributors
+ * Licensed under the New BSD license. See LICENSE or:
+ * http://opensource.org/licenses/BSD-3-Clause
+ */
+if (typeof define !== 'function') {
+ var define = _dereq_('amdefine')(module, _dereq_);
+}
+define(function (_dereq_, exports, module) {
+
+ /**
+ * Recursive implementation of binary search.
+ *
+ * @param aLow Indices here and lower do not contain the needle.
+ * @param aHigh Indices here and higher do not contain the needle.
+ * @param aNeedle The element being searched for.
+ * @param aHaystack The non-empty array being searched.
+ * @param aCompare Function which takes two elements and returns -1, 0, or 1.
+ */
+ function recursiveSearch(aLow, aHigh, aNeedle, aHaystack, aCompare) {
+ // This function terminates when one of the following is true:
+ //
+ // 1. We find the exact element we are looking for.
+ //
+ // 2. We did not find the exact element, but we can return the next
+ // closest element that is less than that element.
+ //
+ // 3. We did not find the exact element, and there is no next-closest
+ // element which is less than the one we are searching for, so we
+ // return null.
+ var mid = Math.floor((aHigh - aLow) / 2) + aLow;
+ var cmp = aCompare(aNeedle, aHaystack[mid], true);
+ if (cmp === 0) {
+ // Found the element we are looking for.
+ return aHaystack[mid];
+ }
+ else if (cmp > 0) {
+ // aHaystack[mid] is greater than our needle.
+ if (aHigh - mid > 1) {
+ // The element is in the upper half.
+ return recursiveSearch(mid, aHigh, aNeedle, aHaystack, aCompare);
+ }
+ // We did not find an exact match, return the next closest one
+ // (termination case 2).
+ return aHaystack[mid];
+ }
+ else {
+ // aHaystack[mid] is less than our needle.
+ if (mid - aLow > 1) {
+ // The element is in the lower half.
+ return recursiveSearch(aLow, mid, aNeedle, aHaystack, aCompare);
+ }
+ // The exact needle element was not found in this haystack. Determine if
+ // we are in termination case (2) or (3) and return the appropriate thing.
+ return aLow < 0
+ ? null
+ : aHaystack[aLow];
+ }
+ }
+
+ /**
+ * This is an implementation of binary search which will always try and return
+ * the next lowest value checked if there is no exact hit. This is because
+ * mappings between original and generated line/col pairs are single points,
+ * and there is an implicit region between each of them, so a miss just means
+ * that you aren't on the very start of a region.
+ *
+ * @param aNeedle The element you are looking for.
+ * @param aHaystack The array that is being searched.
+ * @param aCompare A function which takes the needle and an element in the
+ * array and returns -1, 0, or 1 depending on whether the needle is less
+ * than, equal to, or greater than the element, respectively.
+ */
+ exports.search = function search(aNeedle, aHaystack, aCompare) {
+ return aHaystack.length > 0
+ ? recursiveSearch(-1, aHaystack.length, aNeedle, aHaystack, aCompare)
+ : null;
+ };
+
+});
+
+},{"amdefine":20}],16:[function(_dereq_,module,exports){
+/* -*- Mode: js; js-indent-level: 2; -*- */
+/*
+ * Copyright 2011 Mozilla Foundation and contributors
+ * Licensed under the New BSD license. See LICENSE or:
+ * http://opensource.org/licenses/BSD-3-Clause
+ */
+if (typeof define !== 'function') {
+ var define = _dereq_('amdefine')(module, _dereq_);
+}
+define(function (_dereq_, exports, module) {
+
+ var util = _dereq_('./util');
+ var binarySearch = _dereq_('./binary-search');
+ var ArraySet = _dereq_('./array-set').ArraySet;
+ var base64VLQ = _dereq_('./base64-vlq');
+
+ /**
+ * A SourceMapConsumer instance represents a parsed source map which we can
+ * query for information about the original file positions by giving it a file
+ * position in the generated source.
+ *
+ * The only parameter is the raw source map (either as a JSON string, or
+ * already parsed to an object). According to the spec, source maps have the
+ * following attributes:
+ *
+ * - version: Which version of the source map spec this map is following.
+ * - sources: An array of URLs to the original source files.
+ * - names: An array of identifiers which can be referrenced by individual mappings.
+ * - sourceRoot: Optional. The URL root from which all sources are relative.
+ * - sourcesContent: Optional. An array of contents of the original source files.
+ * - mappings: A string of base64 VLQs which contain the actual mappings.
+ * - file: The generated file this source map is associated with.
+ *
+ * Here is an example source map, taken from the source map spec[0]:
+ *
+ * {
+ * version : 3,
+ * file: "out.js",
+ * sourceRoot : "",
+ * sources: ["foo.js", "bar.js"],
+ * names: ["src", "maps", "are", "fun"],
+ * mappings: "AA,AB;;ABCDE;"
+ * }
+ *
+ * [0]: https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit?pli=1#
+ */
+ function SourceMapConsumer(aSourceMap) {
+ var sourceMap = aSourceMap;
+ if (typeof aSourceMap === 'string') {
+ sourceMap = JSON.parse(aSourceMap.replace(/^\)\]\}'/, ''));
+ }
+
+ var version = util.getArg(sourceMap, 'version');
+ var sources = util.getArg(sourceMap, 'sources');
+ // Sass 3.3 leaves out the 'names' array, so we deviate from the spec (which
+ // requires the array) to play nice here.
+ var names = util.getArg(sourceMap, 'names', []);
+ var sourceRoot = util.getArg(sourceMap, 'sourceRoot', null);
+ var sourcesContent = util.getArg(sourceMap, 'sourcesContent', null);
+ var mappings = util.getArg(sourceMap, 'mappings');
+ var file = util.getArg(sourceMap, 'file', null);
+
+ // Once again, Sass deviates from the spec and supplies the version as a
+ // string rather than a number, so we use loose equality checking here.
+ if (version != this._version) {
+ throw new Error('Unsupported version: ' + version);
+ }
+
+ // Pass `true` below to allow duplicate names and sources. While source maps
+ // are intended to be compressed and deduplicated, the TypeScript compiler
+ // sometimes generates source maps with duplicates in them. See Github issue
+ // #72 and bugzil.la/889492.
+ this._names = ArraySet.fromArray(names, true);
+ this._sources = ArraySet.fromArray(sources, true);
+
+ this.sourceRoot = sourceRoot;
+ this.sourcesContent = sourcesContent;
+ this._mappings = mappings;
+ this.file = file;
+ }
+
+ /**
+ * Create a SourceMapConsumer from a SourceMapGenerator.
+ *
+ * @param SourceMapGenerator aSourceMap
+ * The source map that will be consumed.
+ * @returns SourceMapConsumer
+ */
+ SourceMapConsumer.fromSourceMap =
+ function SourceMapConsumer_fromSourceMap(aSourceMap) {
+ var smc = Object.create(SourceMapConsumer.prototype);
+
+ smc._names = ArraySet.fromArray(aSourceMap._names.toArray(), true);
+ smc._sources = ArraySet.fromArray(aSourceMap._sources.toArray(), true);
+ smc.sourceRoot = aSourceMap._sourceRoot;
+ smc.sourcesContent = aSourceMap._generateSourcesContent(smc._sources.toArray(),
+ smc.sourceRoot);
+ smc.file = aSourceMap._file;
+
+ smc.__generatedMappings = aSourceMap._mappings.slice()
+ .sort(util.compareByGeneratedPositions);
+ smc.__originalMappings = aSourceMap._mappings.slice()
+ .sort(util.compareByOriginalPositions);
+
+ return smc;
+ };
+
+ /**
+ * The version of the source mapping spec that we are consuming.
+ */
+ SourceMapConsumer.prototype._version = 3;
+
+ /**
+ * The list of original sources.
+ */
+ Object.defineProperty(SourceMapConsumer.prototype, 'sources', {
+ get: function () {
+ return this._sources.toArray().map(function (s) {
+ return this.sourceRoot ? util.join(this.sourceRoot, s) : s;
+ }, this);
+ }
+ });
+
+ // `__generatedMappings` and `__originalMappings` are arrays that hold the
+ // parsed mapping coordinates from the source map's "mappings" attribute. They
+ // are lazily instantiated, accessed via the `_generatedMappings` and
+ // `_originalMappings` getters respectively, and we only parse the mappings
+ // and create these arrays once queried for a source location. We jump through
+ // these hoops because there can be many thousands of mappings, and parsing
+ // them is expensive, so we only want to do it if we must.
+ //
+ // Each object in the arrays is of the form:
+ //
+ // {
+ // generatedLine: The line number in the generated code,
+ // generatedColumn: The column number in the generated code,
+ // source: The path to the original source file that generated this
+ // chunk of code,
+ // originalLine: The line number in the original source that
+ // corresponds to this chunk of generated code,
+ // originalColumn: The column number in the original source that
+ // corresponds to this chunk of generated code,
+ // name: The name of the original symbol which generated this chunk of
+ // code.
+ // }
+ //
+ // All properties except for `generatedLine` and `generatedColumn` can be
+ // `null`.
+ //
+ // `_generatedMappings` is ordered by the generated positions.
+ //
+ // `_originalMappings` is ordered by the original positions.
+
+ SourceMapConsumer.prototype.__generatedMappings = null;
+ Object.defineProperty(SourceMapConsumer.prototype, '_generatedMappings', {
+ get: function () {
+ if (!this.__generatedMappings) {
+ this.__generatedMappings = [];
+ this.__originalMappings = [];
+ this._parseMappings(this._mappings, this.sourceRoot);
+ }
+
+ return this.__generatedMappings;
+ }
+ });
+
+ SourceMapConsumer.prototype.__originalMappings = null;
+ Object.defineProperty(SourceMapConsumer.prototype, '_originalMappings', {
+ get: function () {
+ if (!this.__originalMappings) {
+ this.__generatedMappings = [];
+ this.__originalMappings = [];
+ this._parseMappings(this._mappings, this.sourceRoot);
+ }
+
+ return this.__originalMappings;
+ }
+ });
+
+ /**
+ * Parse the mappings in a string in to a data structure which we can easily
+ * query (the ordered arrays in the `this.__generatedMappings` and
+ * `this.__originalMappings` properties).
+ */
+ SourceMapConsumer.prototype._parseMappings =
+ function SourceMapConsumer_parseMappings(aStr, aSourceRoot) {
+ var generatedLine = 1;
+ var previousGeneratedColumn = 0;
+ var previousOriginalLine = 0;
+ var previousOriginalColumn = 0;
+ var previousSource = 0;
+ var previousName = 0;
+ var mappingSeparator = /^[,;]/;
+ var str = aStr;
+ var mapping;
+ var temp;
+
+ while (str.length > 0) {
+ if (str.charAt(0) === ';') {
+ generatedLine++;
+ str = str.slice(1);
+ previousGeneratedColumn = 0;
+ }
+ else if (str.charAt(0) === ',') {
+ str = str.slice(1);
+ }
+ else {
+ mapping = {};
+ mapping.generatedLine = generatedLine;
+
+ // Generated column.
+ temp = base64VLQ.decode(str);
+ mapping.generatedColumn = previousGeneratedColumn + temp.value;
+ previousGeneratedColumn = mapping.generatedColumn;
+ str = temp.rest;
+
+ if (str.length > 0 && !mappingSeparator.test(str.charAt(0))) {
+ // Original source.
+ temp = base64VLQ.decode(str);
+ mapping.source = this._sources.at(previousSource + temp.value);
+ previousSource += temp.value;
+ str = temp.rest;
+ if (str.length === 0 || mappingSeparator.test(str.charAt(0))) {
+ throw new Error('Found a source, but no line and column');
+ }
+
+ // Original line.
+ temp = base64VLQ.decode(str);
+ mapping.originalLine = previousOriginalLine + temp.value;
+ previousOriginalLine = mapping.originalLine;
+ // Lines are stored 0-based
+ mapping.originalLine += 1;
+ str = temp.rest;
+ if (str.length === 0 || mappingSeparator.test(str.charAt(0))) {
+ throw new Error('Found a source and line, but no column');
+ }
+
+ // Original column.
+ temp = base64VLQ.decode(str);
+ mapping.originalColumn = previousOriginalColumn + temp.value;
+ previousOriginalColumn = mapping.originalColumn;
+ str = temp.rest;
+
+ if (str.length > 0 && !mappingSeparator.test(str.charAt(0))) {
+ // Original name.
+ temp = base64VLQ.decode(str);
+ mapping.name = this._names.at(previousName + temp.value);
+ previousName += temp.value;
+ str = temp.rest;
+ }
+ }
+
+ this.__generatedMappings.push(mapping);
+ if (typeof mapping.originalLine === 'number') {
+ this.__originalMappings.push(mapping);
+ }
+ }
+ }
+
+ this.__originalMappings.sort(util.compareByOriginalPositions);
+ };
+
+ /**
+ * Find the mapping that best matches the hypothetical "needle" mapping that
+ * we are searching for in the given "haystack" of mappings.
+ */
+ SourceMapConsumer.prototype._findMapping =
+ function SourceMapConsumer_findMapping(aNeedle, aMappings, aLineName,
+ aColumnName, aComparator) {
+ // To return the position we are searching for, we must first find the
+ // mapping for the given position and then return the opposite position it
+ // points to. Because the mappings are sorted, we can use binary search to
+ // find the best mapping.
+
+ if (aNeedle[aLineName] <= 0) {
+ throw new TypeError('Line must be greater than or equal to 1, got '
+ + aNeedle[aLineName]);
+ }
+ if (aNeedle[aColumnName] < 0) {
+ throw new TypeError('Column must be greater than or equal to 0, got '
+ + aNeedle[aColumnName]);
+ }
+
+ return binarySearch.search(aNeedle, aMappings, aComparator);
+ };
+
+ /**
+ * Returns the original source, line, and column information for the generated
+ * source's line and column positions provided. The only argument is an object
+ * with the following properties:
+ *
+ * - line: The line number in the generated source.
+ * - column: The column number in the generated source.
+ *
+ * and an object is returned with the following properties:
+ *
+ * - source: The original source file, or null.
+ * - line: The line number in the original source, or null.
+ * - column: The column number in the original source, or null.
+ * - name: The original identifier, or null.
+ */
+ SourceMapConsumer.prototype.originalPositionFor =
+ function SourceMapConsumer_originalPositionFor(aArgs) {
+ var needle = {
+ generatedLine: util.getArg(aArgs, 'line'),
+ generatedColumn: util.getArg(aArgs, 'column')
+ };
+
+ var mapping = this._findMapping(needle,
+ this._generatedMappings,
+ "generatedLine",
+ "generatedColumn",
+ util.compareByGeneratedPositions);
+
+ if (mapping) {
+ var source = util.getArg(mapping, 'source', null);
+ if (source && this.sourceRoot) {
+ source = util.join(this.sourceRoot, source);
+ }
+ return {
+ source: source,
+ line: util.getArg(mapping, 'originalLine', null),
+ column: util.getArg(mapping, 'originalColumn', null),
+ name: util.getArg(mapping, 'name', null)
+ };
+ }
+
+ return {
+ source: null,
+ line: null,
+ column: null,
+ name: null
+ };
+ };
+
+ /**
+ * Returns the original source content. The only argument is the url of the
+ * original source file. Returns null if no original source content is
+ * availible.
+ */
+ SourceMapConsumer.prototype.sourceContentFor =
+ function SourceMapConsumer_sourceContentFor(aSource) {
+ if (!this.sourcesContent) {
+ return null;
+ }
+
+ if (this.sourceRoot) {
+ aSource = util.relative(this.sourceRoot, aSource);
+ }
+
+ if (this._sources.has(aSource)) {
+ return this.sourcesContent[this._sources.indexOf(aSource)];
+ }
+
+ var url;
+ if (this.sourceRoot
+ && (url = util.urlParse(this.sourceRoot))) {
+ // XXX: file:// URIs and absolute paths lead to unexpected behavior for
+ // many users. We can help them out when they expect file:// URIs to
+ // behave like it would if they were running a local HTTP server. See
+ // https://bugzilla.mozilla.org/show_bug.cgi?id=885597.
+ var fileUriAbsPath = aSource.replace(/^file:\/\//, "");
+ if (url.scheme == "file"
+ && this._sources.has(fileUriAbsPath)) {
+ return this.sourcesContent[this._sources.indexOf(fileUriAbsPath)]
+ }
+
+ if ((!url.path || url.path == "/")
+ && this._sources.has("/" + aSource)) {
+ return this.sourcesContent[this._sources.indexOf("/" + aSource)];
+ }
+ }
+
+ throw new Error('"' + aSource + '" is not in the SourceMap.');
+ };
+
+ /**
+ * Returns the generated line and column information for the original source,
+ * line, and column positions provided. The only argument is an object with
+ * the following properties:
+ *
+ * - source: The filename of the original source.
+ * - line: The line number in the original source.
+ * - column: The column number in the original source.
+ *
+ * and an object is returned with the following properties:
+ *
+ * - line: The line number in the generated source, or null.
+ * - column: The column number in the generated source, or null.
+ */
+ SourceMapConsumer.prototype.generatedPositionFor =
+ function SourceMapConsumer_generatedPositionFor(aArgs) {
+ var needle = {
+ source: util.getArg(aArgs, 'source'),
+ originalLine: util.getArg(aArgs, 'line'),
+ originalColumn: util.getArg(aArgs, 'column')
+ };
+
+ if (this.sourceRoot) {
+ needle.source = util.relative(this.sourceRoot, needle.source);
+ }
+
+ var mapping = this._findMapping(needle,
+ this._originalMappings,
+ "originalLine",
+ "originalColumn",
+ util.compareByOriginalPositions);
+
+ if (mapping) {
+ return {
+ line: util.getArg(mapping, 'generatedLine', null),
+ column: util.getArg(mapping, 'generatedColumn', null)
+ };
+ }
+
+ return {
+ line: null,
+ column: null
+ };
+ };
+
+ SourceMapConsumer.GENERATED_ORDER = 1;
+ SourceMapConsumer.ORIGINAL_ORDER = 2;
+
+ /**
+ * Iterate over each mapping between an original source/line/column and a
+ * generated line/column in this source map.
+ *
+ * @param Function aCallback
+ * The function that is called with each mapping.
+ * @param Object aContext
+ * Optional. If specified, this object will be the value of `this` every
+ * time that `aCallback` is called.
+ * @param aOrder
+ * Either `SourceMapConsumer.GENERATED_ORDER` or
+ * `SourceMapConsumer.ORIGINAL_ORDER`. Specifies whether you want to
+ * iterate over the mappings sorted by the generated file's line/column
+ * order or the original's source/line/column order, respectively. Defaults to
+ * `SourceMapConsumer.GENERATED_ORDER`.
+ */
+ SourceMapConsumer.prototype.eachMapping =
+ function SourceMapConsumer_eachMapping(aCallback, aContext, aOrder) {
+ var context = aContext || null;
+ var order = aOrder || SourceMapConsumer.GENERATED_ORDER;
+
+ var mappings;
+ switch (order) {
+ case SourceMapConsumer.GENERATED_ORDER:
+ mappings = this._generatedMappings;
+ break;
+ case SourceMapConsumer.ORIGINAL_ORDER:
+ mappings = this._originalMappings;
+ break;
+ default:
+ throw new Error("Unknown order of iteration.");
+ }
+
+ var sourceRoot = this.sourceRoot;
+ mappings.map(function (mapping) {
+ var source = mapping.source;
+ if (source && sourceRoot) {
+ source = util.join(sourceRoot, source);
+ }
+ return {
+ source: source,
+ generatedLine: mapping.generatedLine,
+ generatedColumn: mapping.generatedColumn,
+ originalLine: mapping.originalLine,
+ originalColumn: mapping.originalColumn,
+ name: mapping.name
+ };
+ }).forEach(aCallback, context);
+ };
+
+ exports.SourceMapConsumer = SourceMapConsumer;
+
+});
+
+},{"./array-set":12,"./base64-vlq":13,"./binary-search":15,"./util":19,"amdefine":20}],17:[function(_dereq_,module,exports){
+/* -*- Mode: js; js-indent-level: 2; -*- */
+/*
+ * Copyright 2011 Mozilla Foundation and contributors
+ * Licensed under the New BSD license. See LICENSE or:
+ * http://opensource.org/licenses/BSD-3-Clause
+ */
+if (typeof define !== 'function') {
+ var define = _dereq_('amdefine')(module, _dereq_);
+}
+define(function (_dereq_, exports, module) {
+
+ var base64VLQ = _dereq_('./base64-vlq');
+ var util = _dereq_('./util');
+ var ArraySet = _dereq_('./array-set').ArraySet;
+
+ /**
+ * An instance of the SourceMapGenerator represents a source map which is
+ * being built incrementally. To create a new one, you must pass an object
+ * with the following properties:
+ *
+ * - file: The filename of the generated source.
+ * - sourceRoot: An optional root for all URLs in this source map.
+ */
+ function SourceMapGenerator(aArgs) {
+ this._file = util.getArg(aArgs, 'file');
+ this._sourceRoot = util.getArg(aArgs, 'sourceRoot', null);
+ this._sources = new ArraySet();
+ this._names = new ArraySet();
+ this._mappings = [];
+ this._sourcesContents = null;
+ }
+
+ SourceMapGenerator.prototype._version = 3;
+
+ /**
+ * Creates a new SourceMapGenerator based on a SourceMapConsumer
+ *
+ * @param aSourceMapConsumer The SourceMap.
+ */
+ SourceMapGenerator.fromSourceMap =
+ function SourceMapGenerator_fromSourceMap(aSourceMapConsumer) {
+ var sourceRoot = aSourceMapConsumer.sourceRoot;
+ var generator = new SourceMapGenerator({
+ file: aSourceMapConsumer.file,
+ sourceRoot: sourceRoot
+ });
+ aSourceMapConsumer.eachMapping(function (mapping) {
+ var newMapping = {
+ generated: {
+ line: mapping.generatedLine,
+ column: mapping.generatedColumn
+ }
+ };
+
+ if (mapping.source) {
+ newMapping.source = mapping.source;
+ if (sourceRoot) {
+ newMapping.source = util.relative(sourceRoot, newMapping.source);
+ }
+
+ newMapping.original = {
+ line: mapping.originalLine,
+ column: mapping.originalColumn
+ };
+
+ if (mapping.name) {
+ newMapping.name = mapping.name;
+ }
+ }
+
+ generator.addMapping(newMapping);
+ });
+ aSourceMapConsumer.sources.forEach(function (sourceFile) {
+ var content = aSourceMapConsumer.sourceContentFor(sourceFile);
+ if (content) {
+ generator.setSourceContent(sourceFile, content);
+ }
+ });
+ return generator;
+ };
+
+ /**
+ * Add a single mapping from original source line and column to the generated
+ * source's line and column for this source map being created. The mapping
+ * object should have the following properties:
+ *
+ * - generated: An object with the generated line and column positions.
+ * - original: An object with the original line and column positions.
+ * - source: The original source file (relative to the sourceRoot).
+ * - name: An optional original token name for this mapping.
+ */
+ SourceMapGenerator.prototype.addMapping =
+ function SourceMapGenerator_addMapping(aArgs) {
+ var generated = util.getArg(aArgs, 'generated');
+ var original = util.getArg(aArgs, 'original', null);
+ var source = util.getArg(aArgs, 'source', null);
+ var name = util.getArg(aArgs, 'name', null);
+
+ this._validateMapping(generated, original, source, name);
+
+ if (source && !this._sources.has(source)) {
+ this._sources.add(source);
+ }
+
+ if (name && !this._names.has(name)) {
+ this._names.add(name);
+ }
+
+ this._mappings.push({
+ generatedLine: generated.line,
+ generatedColumn: generated.column,
+ originalLine: original != null && original.line,
+ originalColumn: original != null && original.column,
+ source: source,
+ name: name
+ });
+ };
+
+ /**
+ * Set the source content for a source file.
+ */
+ SourceMapGenerator.prototype.setSourceContent =
+ function SourceMapGenerator_setSourceContent(aSourceFile, aSourceContent) {
+ var source = aSourceFile;
+ if (this._sourceRoot) {
+ source = util.relative(this._sourceRoot, source);
+ }
+
+ if (aSourceContent !== null) {
+ // Add the source content to the _sourcesContents map.
+ // Create a new _sourcesContents map if the property is null.
+ if (!this._sourcesContents) {
+ this._sourcesContents = {};
+ }
+ this._sourcesContents[util.toSetString(source)] = aSourceContent;
+ } else {
+ // Remove the source file from the _sourcesContents map.
+ // If the _sourcesContents map is empty, set the property to null.
+ delete this._sourcesContents[util.toSetString(source)];
+ if (Object.keys(this._sourcesContents).length === 0) {
+ this._sourcesContents = null;
+ }
+ }
+ };
+
+ /**
+ * Applies the mappings of a sub-source-map for a specific source file to the
+ * source map being generated. Each mapping to the supplied source file is
+ * rewritten using the supplied source map. Note: The resolution for the
+ * resulting mappings is the minimium of this map and the supplied map.
+ *
+ * @param aSourceMapConsumer The source map to be applied.
+ * @param aSourceFile Optional. The filename of the source file.
+ * If omitted, SourceMapConsumer's file property will be used.
+ */
+ SourceMapGenerator.prototype.applySourceMap =
+ function SourceMapGenerator_applySourceMap(aSourceMapConsumer, aSourceFile) {
+ // If aSourceFile is omitted, we will use the file property of the SourceMap
+ if (!aSourceFile) {
+ aSourceFile = aSourceMapConsumer.file;
+ }
+ var sourceRoot = this._sourceRoot;
+ // Make "aSourceFile" relative if an absolute Url is passed.
+ if (sourceRoot) {
+ aSourceFile = util.relative(sourceRoot, aSourceFile);
+ }
+ // Applying the SourceMap can add and remove items from the sources and
+ // the names array.
+ var newSources = new ArraySet();
+ var newNames = new ArraySet();
+
+ // Find mappings for the "aSourceFile"
+ this._mappings.forEach(function (mapping) {
+ if (mapping.source === aSourceFile && mapping.originalLine) {
+ // Check if it can be mapped by the source map, then update the mapping.
+ var original = aSourceMapConsumer.originalPositionFor({
+ line: mapping.originalLine,
+ column: mapping.originalColumn
+ });
+ if (original.source !== null) {
+ // Copy mapping
+ if (sourceRoot) {
+ mapping.source = util.relative(sourceRoot, original.source);
+ } else {
+ mapping.source = original.source;
+ }
+ mapping.originalLine = original.line;
+ mapping.originalColumn = original.column;
+ if (original.name !== null && mapping.name !== null) {
+ // Only use the identifier name if it's an identifier
+ // in both SourceMaps
+ mapping.name = original.name;
+ }
+ }
+ }
+
+ var source = mapping.source;
+ if (source && !newSources.has(source)) {
+ newSources.add(source);
+ }
+
+ var name = mapping.name;
+ if (name && !newNames.has(name)) {
+ newNames.add(name);
+ }
+
+ }, this);
+ this._sources = newSources;
+ this._names = newNames;
+
+ // Copy sourcesContents of applied map.
+ aSourceMapConsumer.sources.forEach(function (sourceFile) {
+ var content = aSourceMapConsumer.sourceContentFor(sourceFile);
+ if (content) {
+ if (sourceRoot) {
+ sourceFile = util.relative(sourceRoot, sourceFile);
+ }
+ this.setSourceContent(sourceFile, content);
+ }
+ }, this);
+ };
+
+ /**
+ * A mapping can have one of the three levels of data:
+ *
+ * 1. Just the generated position.
+ * 2. The Generated position, original position, and original source.
+ * 3. Generated and original position, original source, as well as a name
+ * token.
+ *
+ * To maintain consistency, we validate that any new mapping being added falls
+ * in to one of these categories.
+ */
+ SourceMapGenerator.prototype._validateMapping =
+ function SourceMapGenerator_validateMapping(aGenerated, aOriginal, aSource,
+ aName) {
+ if (aGenerated && 'line' in aGenerated && 'column' in aGenerated
+ && aGenerated.line > 0 && aGenerated.column >= 0
+ && !aOriginal && !aSource && !aName) {
+ // Case 1.
+ return;
+ }
+ else if (aGenerated && 'line' in aGenerated && 'column' in aGenerated
+ && aOriginal && 'line' in aOriginal && 'column' in aOriginal
+ && aGenerated.line > 0 && aGenerated.column >= 0
+ && aOriginal.line > 0 && aOriginal.column >= 0
+ && aSource) {
+ // Cases 2 and 3.
+ return;
+ }
+ else {
+ throw new Error('Invalid mapping: ' + JSON.stringify({
+ generated: aGenerated,
+ source: aSource,
+ orginal: aOriginal,
+ name: aName
+ }));
+ }
+ };
+
+ /**
+ * Serialize the accumulated mappings in to the stream of base 64 VLQs
+ * specified by the source map format.
+ */
+ SourceMapGenerator.prototype._serializeMappings =
+ function SourceMapGenerator_serializeMappings() {
+ var previousGeneratedColumn = 0;
+ var previousGeneratedLine = 1;
+ var previousOriginalColumn = 0;
+ var previousOriginalLine = 0;
+ var previousName = 0;
+ var previousSource = 0;
+ var result = '';
+ var mapping;
+
+ // The mappings must be guaranteed to be in sorted order before we start
+ // serializing them or else the generated line numbers (which are defined
+ // via the ';' separators) will be all messed up. Note: it might be more
+ // performant to maintain the sorting as we insert them, rather than as we
+ // serialize them, but the big O is the same either way.
+ this._mappings.sort(util.compareByGeneratedPositions);
+
+ for (var i = 0, len = this._mappings.length; i < len; i++) {
+ mapping = this._mappings[i];
+
+ if (mapping.generatedLine !== previousGeneratedLine) {
+ previousGeneratedColumn = 0;
+ while (mapping.generatedLine !== previousGeneratedLine) {
+ result += ';';
+ previousGeneratedLine++;
+ }
+ }
+ else {
+ if (i > 0) {
+ if (!util.compareByGeneratedPositions(mapping, this._mappings[i - 1])) {
+ continue;
+ }
+ result += ',';
+ }
+ }
+
+ result += base64VLQ.encode(mapping.generatedColumn
+ - previousGeneratedColumn);
+ previousGeneratedColumn = mapping.generatedColumn;
+
+ if (mapping.source) {
+ result += base64VLQ.encode(this._sources.indexOf(mapping.source)
+ - previousSource);
+ previousSource = this._sources.indexOf(mapping.source);
+
+ // lines are stored 0-based in SourceMap spec version 3
+ result += base64VLQ.encode(mapping.originalLine - 1
+ - previousOriginalLine);
+ previousOriginalLine = mapping.originalLine - 1;
+
+ result += base64VLQ.encode(mapping.originalColumn
+ - previousOriginalColumn);
+ previousOriginalColumn = mapping.originalColumn;
+
+ if (mapping.name) {
+ result += base64VLQ.encode(this._names.indexOf(mapping.name)
+ - previousName);
+ previousName = this._names.indexOf(mapping.name);
+ }
+ }
+ }
+
+ return result;
+ };
+
+ SourceMapGenerator.prototype._generateSourcesContent =
+ function SourceMapGenerator_generateSourcesContent(aSources, aSourceRoot) {
+ return aSources.map(function (source) {
+ if (!this._sourcesContents) {
+ return null;
+ }
+ if (aSourceRoot) {
+ source = util.relative(aSourceRoot, source);
+ }
+ var key = util.toSetString(source);
+ return Object.prototype.hasOwnProperty.call(this._sourcesContents,
+ key)
+ ? this._sourcesContents[key]
+ : null;
+ }, this);
+ };
+
+ /**
+ * Externalize the source map.
+ */
+ SourceMapGenerator.prototype.toJSON =
+ function SourceMapGenerator_toJSON() {
+ var map = {
+ version: this._version,
+ file: this._file,
+ sources: this._sources.toArray(),
+ names: this._names.toArray(),
+ mappings: this._serializeMappings()
+ };
+ if (this._sourceRoot) {
+ map.sourceRoot = this._sourceRoot;
+ }
+ if (this._sourcesContents) {
+ map.sourcesContent = this._generateSourcesContent(map.sources, map.sourceRoot);
+ }
+
+ return map;
+ };
+
+ /**
+ * Render the source map being generated to a string.
+ */
+ SourceMapGenerator.prototype.toString =
+ function SourceMapGenerator_toString() {
+ return JSON.stringify(this);
+ };
+
+ exports.SourceMapGenerator = SourceMapGenerator;
+
+});
+
+},{"./array-set":12,"./base64-vlq":13,"./util":19,"amdefine":20}],18:[function(_dereq_,module,exports){
+/* -*- Mode: js; js-indent-level: 2; -*- */
+/*
+ * Copyright 2011 Mozilla Foundation and contributors
+ * Licensed under the New BSD license. See LICENSE or:
+ * http://opensource.org/licenses/BSD-3-Clause
+ */
+if (typeof define !== 'function') {
+ var define = _dereq_('amdefine')(module, _dereq_);
+}
+define(function (_dereq_, exports, module) {
+
+ var SourceMapGenerator = _dereq_('./source-map-generator').SourceMapGenerator;
+ var util = _dereq_('./util');
+
+ /**
+ * SourceNodes provide a way to abstract over interpolating/concatenating
+ * snippets of generated JavaScript source code while maintaining the line and
+ * column information associated with the original source code.
+ *
+ * @param aLine The original line number.
+ * @param aColumn The original column number.
+ * @param aSource The original source's filename.
+ * @param aChunks Optional. An array of strings which are snippets of
+ * generated JS, or other SourceNodes.
+ * @param aName The original identifier.
+ */
+ function SourceNode(aLine, aColumn, aSource, aChunks, aName) {
+ this.children = [];
+ this.sourceContents = {};
+ this.line = aLine === undefined ? null : aLine;
+ this.column = aColumn === undefined ? null : aColumn;
+ this.source = aSource === undefined ? null : aSource;
+ this.name = aName === undefined ? null : aName;
+ if (aChunks != null) this.add(aChunks);
+ }
+
+ /**
+ * Creates a SourceNode from generated code and a SourceMapConsumer.
+ *
+ * @param aGeneratedCode The generated code
+ * @param aSourceMapConsumer The SourceMap for the generated code
+ */
+ SourceNode.fromStringWithSourceMap =
+ function SourceNode_fromStringWithSourceMap(aGeneratedCode, aSourceMapConsumer) {
+ // The SourceNode we want to fill with the generated code
+ // and the SourceMap
+ var node = new SourceNode();
+
+ // The generated code
+ // Processed fragments are removed from this array.
+ var remainingLines = aGeneratedCode.split('\n');
+
+ // We need to remember the position of "remainingLines"
+ var lastGeneratedLine = 1, lastGeneratedColumn = 0;
+
+ // The generate SourceNodes we need a code range.
+ // To extract it current and last mapping is used.
+ // Here we store the last mapping.
+ var lastMapping = null;
+
+ aSourceMapConsumer.eachMapping(function (mapping) {
+ if (lastMapping === null) {
+ // We add the generated code until the first mapping
+ // to the SourceNode without any mapping.
+ // Each line is added as separate string.
+ while (lastGeneratedLine < mapping.generatedLine) {
+ node.add(remainingLines.shift() + "\n");
+ lastGeneratedLine++;
+ }
+ if (lastGeneratedColumn < mapping.generatedColumn) {
+ var nextLine = remainingLines[0];
+ node.add(nextLine.substr(0, mapping.generatedColumn));
+ remainingLines[0] = nextLine.substr(mapping.generatedColumn);
+ lastGeneratedColumn = mapping.generatedColumn;
+ }
+ } else {
+ // We add the code from "lastMapping" to "mapping":
+ // First check if there is a new line in between.
+ if (lastGeneratedLine < mapping.generatedLine) {
+ var code = "";
+ // Associate full lines with "lastMapping"
+ do {
+ code += remainingLines.shift() + "\n";
+ lastGeneratedLine++;
+ lastGeneratedColumn = 0;
+ } while (lastGeneratedLine < mapping.generatedLine);
+ // When we reached the correct line, we add code until we
+ // reach the correct column too.
+ if (lastGeneratedColumn < mapping.generatedColumn) {
+ var nextLine = remainingLines[0];
+ code += nextLine.substr(0, mapping.generatedColumn);
+ remainingLines[0] = nextLine.substr(mapping.generatedColumn);
+ lastGeneratedColumn = mapping.generatedColumn;
+ }
+ // Create the SourceNode.
+ addMappingWithCode(lastMapping, code);
+ } else {
+ // There is no new line in between.
+ // Associate the code between "lastGeneratedColumn" and
+ // "mapping.generatedColumn" with "lastMapping"
+ var nextLine = remainingLines[0];
+ var code = nextLine.substr(0, mapping.generatedColumn -
+ lastGeneratedColumn);
+ remainingLines[0] = nextLine.substr(mapping.generatedColumn -
+ lastGeneratedColumn);
+ lastGeneratedColumn = mapping.generatedColumn;
+ addMappingWithCode(lastMapping, code);
+ }
+ }
+ lastMapping = mapping;
+ }, this);
+ // We have processed all mappings.
+ // Associate the remaining code in the current line with "lastMapping"
+ // and add the remaining lines without any mapping
+ addMappingWithCode(lastMapping, remainingLines.join("\n"));
+
+ // Copy sourcesContent into SourceNode
+ aSourceMapConsumer.sources.forEach(function (sourceFile) {
+ var content = aSourceMapConsumer.sourceContentFor(sourceFile);
+ if (content) {
+ node.setSourceContent(sourceFile, content);
+ }
+ });
+
+ return node;
+
+ function addMappingWithCode(mapping, code) {
+ if (mapping === null || mapping.source === undefined) {
+ node.add(code);
+ } else {
+ node.add(new SourceNode(mapping.originalLine,
+ mapping.originalColumn,
+ mapping.source,
+ code,
+ mapping.name));
+ }
+ }
+ };
+
+ /**
+ * Add a chunk of generated JS to this source node.
+ *
+ * @param aChunk A string snippet of generated JS code, another instance of
+ * SourceNode, or an array where each member is one of those things.
+ */
+ SourceNode.prototype.add = function SourceNode_add(aChunk) {
+ if (Array.isArray(aChunk)) {
+ aChunk.forEach(function (chunk) {
+ this.add(chunk);
+ }, this);
+ }
+ else if (aChunk instanceof SourceNode || typeof aChunk === "string") {
+ if (aChunk) {
+ this.children.push(aChunk);
+ }
+ }
+ else {
+ throw new TypeError(
+ "Expected a SourceNode, string, or an array of SourceNodes and strings. Got " + aChunk
+ );
+ }
+ return this;
+ };
+
+ /**
+ * Add a chunk of generated JS to the beginning of this source node.
+ *
+ * @param aChunk A string snippet of generated JS code, another instance of
+ * SourceNode, or an array where each member is one of those things.
+ */
+ SourceNode.prototype.prepend = function SourceNode_prepend(aChunk) {
+ if (Array.isArray(aChunk)) {
+ for (var i = aChunk.length-1; i >= 0; i--) {
+ this.prepend(aChunk[i]);
+ }
+ }
+ else if (aChunk instanceof SourceNode || typeof aChunk === "string") {
+ this.children.unshift(aChunk);
+ }
+ else {
+ throw new TypeError(
+ "Expected a SourceNode, string, or an array of SourceNodes and strings. Got " + aChunk
+ );
+ }
+ return this;
+ };
+
+ /**
+ * Walk over the tree of JS snippets in this node and its children. The
+ * walking function is called once for each snippet of JS and is passed that
+ * snippet and the its original associated source's line/column location.
+ *
+ * @param aFn The traversal function.
+ */
+ SourceNode.prototype.walk = function SourceNode_walk(aFn) {
+ var chunk;
+ for (var i = 0, len = this.children.length; i < len; i++) {
+ chunk = this.children[i];
+ if (chunk instanceof SourceNode) {
+ chunk.walk(aFn);
+ }
+ else {
+ if (chunk !== '') {
+ aFn(chunk, { source: this.source,
+ line: this.line,
+ column: this.column,
+ name: this.name });
+ }
+ }
+ }
+ };
+
+ /**
+ * Like `String.prototype.join` except for SourceNodes. Inserts `aStr` between
+ * each of `this.children`.
+ *
+ * @param aSep The separator.
+ */
+ SourceNode.prototype.join = function SourceNode_join(aSep) {
+ var newChildren;
+ var i;
+ var len = this.children.length;
+ if (len > 0) {
+ newChildren = [];
+ for (i = 0; i < len-1; i++) {
+ newChildren.push(this.children[i]);
+ newChildren.push(aSep);
+ }
+ newChildren.push(this.children[i]);
+ this.children = newChildren;
+ }
+ return this;
+ };
+
+ /**
+ * Call String.prototype.replace on the very right-most source snippet. Useful
+ * for trimming whitespace from the end of a source node, etc.
+ *
+ * @param aPattern The pattern to replace.
+ * @param aReplacement The thing to replace the pattern with.
+ */
+ SourceNode.prototype.replaceRight = function SourceNode_replaceRight(aPattern, aReplacement) {
+ var lastChild = this.children[this.children.length - 1];
+ if (lastChild instanceof SourceNode) {
+ lastChild.replaceRight(aPattern, aReplacement);
+ }
+ else if (typeof lastChild === 'string') {
+ this.children[this.children.length - 1] = lastChild.replace(aPattern, aReplacement);
+ }
+ else {
+ this.children.push(''.replace(aPattern, aReplacement));
+ }
+ return this;
+ };
+
+ /**
+ * Set the source content for a source file. This will be added to the SourceMapGenerator
+ * in the sourcesContent field.
+ *
+ * @param aSourceFile The filename of the source file
+ * @param aSourceContent The content of the source file
+ */
+ SourceNode.prototype.setSourceContent =
+ function SourceNode_setSourceContent(aSourceFile, aSourceContent) {
+ this.sourceContents[util.toSetString(aSourceFile)] = aSourceContent;
+ };
+
+ /**
+ * Walk over the tree of SourceNodes. The walking function is called for each
+ * source file content and is passed the filename and source content.
+ *
+ * @param aFn The traversal function.
+ */
+ SourceNode.prototype.walkSourceContents =
+ function SourceNode_walkSourceContents(aFn) {
+ for (var i = 0, len = this.children.length; i < len; i++) {
+ if (this.children[i] instanceof SourceNode) {
+ this.children[i].walkSourceContents(aFn);
+ }
+ }
+
+ var sources = Object.keys(this.sourceContents);
+ for (var i = 0, len = sources.length; i < len; i++) {
+ aFn(util.fromSetString(sources[i]), this.sourceContents[sources[i]]);
+ }
+ };
+
+ /**
+ * Return the string representation of this source node. Walks over the tree
+ * and concatenates all the various snippets together to one string.
+ */
+ SourceNode.prototype.toString = function SourceNode_toString() {
+ var str = "";
+ this.walk(function (chunk) {
+ str += chunk;
+ });
+ return str;
+ };
+
+ /**
+ * Returns the string representation of this source node along with a source
+ * map.
+ */
+ SourceNode.prototype.toStringWithSourceMap = function SourceNode_toStringWithSourceMap(aArgs) {
+ var generated = {
+ code: "",
+ line: 1,
+ column: 0
+ };
+ var map = new SourceMapGenerator(aArgs);
+ var sourceMappingActive = false;
+ var lastOriginalSource = null;
+ var lastOriginalLine = null;
+ var lastOriginalColumn = null;
+ var lastOriginalName = null;
+ this.walk(function (chunk, original) {
+ generated.code += chunk;
+ if (original.source !== null
+ && original.line !== null
+ && original.column !== null) {
+ if(lastOriginalSource !== original.source
+ || lastOriginalLine !== original.line
+ || lastOriginalColumn !== original.column
+ || lastOriginalName !== original.name) {
+ map.addMapping({
+ source: original.source,
+ original: {
+ line: original.line,
+ column: original.column
+ },
+ generated: {
+ line: generated.line,
+ column: generated.column
+ },
+ name: original.name
+ });
+ }
+ lastOriginalSource = original.source;
+ lastOriginalLine = original.line;
+ lastOriginalColumn = original.column;
+ lastOriginalName = original.name;
+ sourceMappingActive = true;
+ } else if (sourceMappingActive) {
+ map.addMapping({
+ generated: {
+ line: generated.line,
+ column: generated.column
+ }
+ });
+ lastOriginalSource = null;
+ sourceMappingActive = false;
+ }
+ chunk.split('').forEach(function (ch) {
+ if (ch === '\n') {
+ generated.line++;
+ generated.column = 0;
+ } else {
+ generated.column++;
+ }
+ });
+ });
+ this.walkSourceContents(function (sourceFile, sourceContent) {
+ map.setSourceContent(sourceFile, sourceContent);
+ });
+
+ return { code: generated.code, map: map };
+ };
+
+ exports.SourceNode = SourceNode;
+
+});
+
+},{"./source-map-generator":17,"./util":19,"amdefine":20}],19:[function(_dereq_,module,exports){
+/* -*- Mode: js; js-indent-level: 2; -*- */
+/*
+ * Copyright 2011 Mozilla Foundation and contributors
+ * Licensed under the New BSD license. See LICENSE or:
+ * http://opensource.org/licenses/BSD-3-Clause
+ */
+if (typeof define !== 'function') {
+ var define = _dereq_('amdefine')(module, _dereq_);
+}
+define(function (_dereq_, exports, module) {
+
+ /**
+ * This is a helper function for getting values from parameter/options
+ * objects.
+ *
+ * @param args The object we are extracting values from
+ * @param name The name of the property we are getting.
+ * @param defaultValue An optional value to return if the property is missing
+ * from the object. If this is not specified and the property is missing, an
+ * error will be thrown.
+ */
+ function getArg(aArgs, aName, aDefaultValue) {
+ if (aName in aArgs) {
+ return aArgs[aName];
+ } else if (arguments.length === 3) {
+ return aDefaultValue;
+ } else {
+ throw new Error('"' + aName + '" is a required argument.');
+ }
+ }
+ exports.getArg = getArg;
+
+ var urlRegexp = /([\w+\-.]+):\/\/((\w+:\w+)@)?([\w.]+)?(:(\d+))?(\S+)?/;
+ var dataUrlRegexp = /^data:.+\,.+/;
+
+ function urlParse(aUrl) {
+ var match = aUrl.match(urlRegexp);
+ if (!match) {
+ return null;
+ }
+ return {
+ scheme: match[1],
+ auth: match[3],
+ host: match[4],
+ port: match[6],
+ path: match[7]
+ };
+ }
+ exports.urlParse = urlParse;
+
+ function urlGenerate(aParsedUrl) {
+ var url = aParsedUrl.scheme + "://";
+ if (aParsedUrl.auth) {
+ url += aParsedUrl.auth + "@"
+ }
+ if (aParsedUrl.host) {
+ url += aParsedUrl.host;
+ }
+ if (aParsedUrl.port) {
+ url += ":" + aParsedUrl.port
+ }
+ if (aParsedUrl.path) {
+ url += aParsedUrl.path;
+ }
+ return url;
+ }
+ exports.urlGenerate = urlGenerate;
+
+ function join(aRoot, aPath) {
+ var url;
+
+ if (aPath.match(urlRegexp) || aPath.match(dataUrlRegexp)) {
+ return aPath;
+ }
+
+ if (aPath.charAt(0) === '/' && (url = urlParse(aRoot))) {
+ url.path = aPath;
+ return urlGenerate(url);
+ }
+
+ return aRoot.replace(/\/$/, '') + '/' + aPath;
+ }
+ exports.join = join;
+
+ /**
+ * Because behavior goes wacky when you set `__proto__` on objects, we
+ * have to prefix all the strings in our set with an arbitrary character.
+ *
+ * See https://github.com/mozilla/source-map/pull/31 and
+ * https://github.com/mozilla/source-map/issues/30
+ *
+ * @param String aStr
+ */
+ function toSetString(aStr) {
+ return '$' + aStr;
+ }
+ exports.toSetString = toSetString;
+
+ function fromSetString(aStr) {
+ return aStr.substr(1);
+ }
+ exports.fromSetString = fromSetString;
+
+ function relative(aRoot, aPath) {
+ aRoot = aRoot.replace(/\/$/, '');
+
+ var url = urlParse(aRoot);
+ if (aPath.charAt(0) == "/" && url && url.path == "/") {
+ return aPath.slice(1);
+ }
+
+ return aPath.indexOf(aRoot + '/') === 0
+ ? aPath.substr(aRoot.length + 1)
+ : aPath;
+ }
+ exports.relative = relative;
+
+ function strcmp(aStr1, aStr2) {
+ var s1 = aStr1 || "";
+ var s2 = aStr2 || "";
+ return (s1 > s2) - (s1 < s2);
+ }
+
+ /**
+ * Comparator between two mappings where the original positions are compared.
+ *
+ * Optionally pass in `true` as `onlyCompareGenerated` to consider two
+ * mappings with the same original source/line/column, but different generated
+ * line and column the same. Useful when searching for a mapping with a
+ * stubbed out mapping.
+ */
+ function compareByOriginalPositions(mappingA, mappingB, onlyCompareOriginal) {
+ var cmp;
+
+ cmp = strcmp(mappingA.source, mappingB.source);
+ if (cmp) {
+ return cmp;
+ }
+
+ cmp = mappingA.originalLine - mappingB.originalLine;
+ if (cmp) {
+ return cmp;
+ }
+
+ cmp = mappingA.originalColumn - mappingB.originalColumn;
+ if (cmp || onlyCompareOriginal) {
+ return cmp;
+ }
+
+ cmp = strcmp(mappingA.name, mappingB.name);
+ if (cmp) {
+ return cmp;
+ }
+
+ cmp = mappingA.generatedLine - mappingB.generatedLine;
+ if (cmp) {
+ return cmp;
+ }
+
+ return mappingA.generatedColumn - mappingB.generatedColumn;
+ };
+ exports.compareByOriginalPositions = compareByOriginalPositions;
+
+ /**
+ * Comparator between two mappings where the generated positions are
+ * compared.
+ *
+ * Optionally pass in `true` as `onlyCompareGenerated` to consider two
+ * mappings with the same generated line and column, but different
+ * source/name/original line and column the same. Useful when searching for a
+ * mapping with a stubbed out mapping.
+ */
+ function compareByGeneratedPositions(mappingA, mappingB, onlyCompareGenerated) {
+ var cmp;
+
+ cmp = mappingA.generatedLine - mappingB.generatedLine;
+ if (cmp) {
+ return cmp;
+ }
+
+ cmp = mappingA.generatedColumn - mappingB.generatedColumn;
+ if (cmp || onlyCompareGenerated) {
+ return cmp;
+ }
+
+ cmp = strcmp(mappingA.source, mappingB.source);
+ if (cmp) {
+ return cmp;
+ }
+
+ cmp = mappingA.originalLine - mappingB.originalLine;
+ if (cmp) {
+ return cmp;
+ }
+
+ cmp = mappingA.originalColumn - mappingB.originalColumn;
+ if (cmp) {
+ return cmp;
+ }
+
+ return strcmp(mappingA.name, mappingB.name);
+ };
+ exports.compareByGeneratedPositions = compareByGeneratedPositions;
+
+});
+
+},{"amdefine":20}],20:[function(_dereq_,module,exports){
+(function (process,__filename){
+/** vim: et:ts=4:sw=4:sts=4
+ * @license amdefine 0.1.0 Copyright (c) 2011, The Dojo Foundation All Rights Reserved.
+ * Available via the MIT or new BSD license.
+ * see: http://github.com/jrburke/amdefine for details
+ */
+
+/*jslint node: true */
+/*global module, process */
+'use strict';
+
+/**
+ * Creates a define for node.
+ * @param {Object} module the "module" object that is defined by Node for the
+ * current module.
+ * @param {Function} [requireFn]. Node's require function for the current module.
+ * It only needs to be passed in Node versions before 0.5, when module.require
+ * did not exist.
+ * @returns {Function} a define function that is usable for the current node
+ * module.
+ */
+function amdefine(module, requireFn) {
+ 'use strict';
+ var defineCache = {},
+ loaderCache = {},
+ alreadyCalled = false,
+ path = _dereq_('path'),
+ makeRequire, stringRequire;
+
+ /**
+ * Trims the . and .. from an array of path segments.
+ * It will keep a leading path segment if a .. will become
+ * the first path segment, to help with module name lookups,
+ * which act like paths, but can be remapped. But the end result,
+ * all paths that use this function should look normalized.
+ * NOTE: this method MODIFIES the input array.
+ * @param {Array} ary the array of path segments.
+ */
+ function trimDots(ary) {
+ var i, part;
+ for (i = 0; ary[i]; i+= 1) {
+ part = ary[i];
+ if (part === '.') {
+ ary.splice(i, 1);
+ i -= 1;
+ } else if (part === '..') {
+ if (i === 1 && (ary[2] === '..' || ary[0] === '..')) {
+ //End of the line. Keep at least one non-dot
+ //path segment at the front so it can be mapped
+ //correctly to disk. Otherwise, there is likely
+ //no path mapping for a path starting with '..'.
+ //This can still fail, but catches the most reasonable
+ //uses of ..
+ break;
+ } else if (i > 0) {
+ ary.splice(i - 1, 2);
+ i -= 2;
+ }
+ }
+ }
+ }
+
+ function normalize(name, baseName) {
+ var baseParts;
+
+ //Adjust any relative paths.
+ if (name && name.charAt(0) === '.') {
+ //If have a base name, try to normalize against it,
+ //otherwise, assume it is a top-level require that will
+ //be relative to baseUrl in the end.
+ if (baseName) {
+ baseParts = baseName.split('/');
+ baseParts = baseParts.slice(0, baseParts.length - 1);
+ baseParts = baseParts.concat(name.split('/'));
+ trimDots(baseParts);
+ name = baseParts.join('/');
+ }
+ }
+
+ return name;
+ }
+
+ /**
+ * Create the normalize() function passed to a loader plugin's
+ * normalize method.
+ */
+ function makeNormalize(relName) {
+ return function (name) {
+ return normalize(name, relName);
+ };
+ }
+
+ function makeLoad(id) {
+ function load(value) {
+ loaderCache[id] = value;
+ }
+
+ load.fromText = function (id, text) {
+ //This one is difficult because the text can/probably uses
+ //define, and any relative paths and requires should be relative
+ //to that id was it would be found on disk. But this would require
+ //bootstrapping a module/require fairly deeply from node core.
+ //Not sure how best to go about that yet.
+ throw new Error('amdefine does not implement load.fromText');
+ };
+
+ return load;
+ }
+
+ makeRequire = function (systemRequire, exports, module, relId) {
+ function amdRequire(deps, callback) {
+ if (typeof deps === 'string') {
+ //Synchronous, single module require('')
+ return stringRequire(systemRequire, exports, module, deps, relId);
+ } else {
+ //Array of dependencies with a callback.
+
+ //Convert the dependencies to modules.
+ deps = deps.map(function (depName) {
+ return stringRequire(systemRequire, exports, module, depName, relId);
+ });
+
+ //Wait for next tick to call back the require call.
+ process.nextTick(function () {
+ callback.apply(null, deps);
+ });
+ }
+ }
+
+ amdRequire.toUrl = function (filePath) {
+ if (filePath.indexOf('.') === 0) {
+ return normalize(filePath, path.dirname(module.filename));
+ } else {
+ return filePath;
+ }
+ };
+
+ return amdRequire;
+ };
+
+ //Favor explicit value, passed in if the module wants to support Node 0.4.
+ requireFn = requireFn || function req() {
+ return module.require.apply(module, arguments);
+ };
+
+ function runFactory(id, deps, factory) {
+ var r, e, m, result;
+
+ if (id) {
+ e = loaderCache[id] = {};
+ m = {
+ id: id,
+ uri: __filename,
+ exports: e
+ };
+ r = makeRequire(requireFn, e, m, id);
+ } else {
+ //Only support one define call per file
+ if (alreadyCalled) {
+ throw new Error('amdefine with no module ID cannot be called more than once per file.');
+ }
+ alreadyCalled = true;
+
+ //Use the real variables from node
+ //Use module.exports for exports, since
+ //the exports in here is amdefine exports.
+ e = module.exports;
+ m = module;
+ r = makeRequire(requireFn, e, m, module.id);
+ }
+
+ //If there are dependencies, they are strings, so need
+ //to convert them to dependency values.
+ if (deps) {
+ deps = deps.map(function (depName) {
+ return r(depName);
+ });
+ }
+
+ //Call the factory with the right dependencies.
+ if (typeof factory === 'function') {
+ result = factory.apply(m.exports, deps);
+ } else {
+ result = factory;
+ }
+
+ if (result !== undefined) {
+ m.exports = result;
+ if (id) {
+ loaderCache[id] = m.exports;
+ }
+ }
+ }
+
+ stringRequire = function (systemRequire, exports, module, id, relId) {
+ //Split the ID by a ! so that
+ var index = id.indexOf('!'),
+ originalId = id,
+ prefix, plugin;
+
+ if (index === -1) {
+ id = normalize(id, relId);
+
+ //Straight module lookup. If it is one of the special dependencies,
+ //deal with it, otherwise, delegate to node.
+ if (id === 'require') {
+ return makeRequire(systemRequire, exports, module, relId);
+ } else if (id === 'exports') {
+ return exports;
+ } else if (id === 'module') {
+ return module;
+ } else if (loaderCache.hasOwnProperty(id)) {
+ return loaderCache[id];
+ } else if (defineCache[id]) {
+ runFactory.apply(null, defineCache[id]);
+ return loaderCache[id];
+ } else {
+ if(systemRequire) {
+ return systemRequire(originalId);
+ } else {
+ throw new Error('No module with ID: ' + id);
+ }
+ }
+ } else {
+ //There is a plugin in play.
+ prefix = id.substring(0, index);
+ id = id.substring(index + 1, id.length);
+
+ plugin = stringRequire(systemRequire, exports, module, prefix, relId);
+
+ if (plugin.normalize) {
+ id = plugin.normalize(id, makeNormalize(relId));
+ } else {
+ //Normalize the ID normally.
+ id = normalize(id, relId);
+ }
+
+ if (loaderCache[id]) {
+ return loaderCache[id];
+ } else {
+ plugin.load(id, makeRequire(systemRequire, exports, module, relId), makeLoad(id), {});
+
+ return loaderCache[id];
+ }
+ }
+ };
+
+ //Create a define function specific to the module asking for amdefine.
+ function define(id, deps, factory) {
+ if (Array.isArray(id)) {
+ factory = deps;
+ deps = id;
+ id = undefined;
+ } else if (typeof id !== 'string') {
+ factory = id;
+ id = deps = undefined;
+ }
+
+ if (deps && !Array.isArray(deps)) {
+ factory = deps;
+ deps = undefined;
+ }
+
+ if (!deps) {
+ deps = ['require', 'exports', 'module'];
+ }
+
+ //Set up properties for this module. If an ID, then use
+ //internal cache. If no ID, then use the external variables
+ //for this node module.
+ if (id) {
+ //Put the module in deep freeze until there is a
+ //require call for it.
+ defineCache[id] = [id, deps, factory];
+ } else {
+ runFactory(id, deps, factory);
+ }
+ }
+
+ //define.require, which has access to all the values in the
+ //cache. Useful for AMD modules that all have IDs in the file,
+ //but need to finally export a value to node based on one of those
+ //IDs.
+ define.require = function (id) {
+ if (loaderCache[id]) {
+ return loaderCache[id];
+ }
+
+ if (defineCache[id]) {
+ runFactory.apply(null, defineCache[id]);
+ return loaderCache[id];
+ }
+ };
+
+ define.amd = {};
+
+ return define;
+}
+
+module.exports = amdefine;
+
+}).call(this,_dereq_('_process'),"/node_modules/jstransform/node_modules/source-map/node_modules/amdefine/amdefine.js")
+},{"_process":8,"path":7}],21:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+var docblockRe = /^\s*(\/\*\*(.|\r?\n)*?\*\/)/;
+var ltrimRe = /^\s*/;
+/**
+ * @param {String} contents
+ * @return {String}
+ */
+function extract(contents) {
+ var match = contents.match(docblockRe);
+ if (match) {
+ return match[0].replace(ltrimRe, '') || '';
+ }
+ return '';
+}
+
+
+var commentStartRe = /^\/\*\*?/;
+var commentEndRe = /\*+\/$/;
+var wsRe = /[\t ]+/g;
+var stringStartRe = /(\r?\n|^) *\*/g;
+var multilineRe = /(?:^|\r?\n) *(@[^\r\n]*?) *\r?\n *([^@\r\n\s][^@\r\n]+?) *\r?\n/g;
+var propertyRe = /(?:^|\r?\n) *@(\S+) *([^\r\n]*)/g;
+
+/**
+ * @param {String} contents
+ * @return {Array}
+ */
+function parse(docblock) {
+ docblock = docblock
+ .replace(commentStartRe, '')
+ .replace(commentEndRe, '')
+ .replace(wsRe, ' ')
+ .replace(stringStartRe, '$1');
+
+ // Normalize multi-line directives
+ var prev = '';
+ while (prev != docblock) {
+ prev = docblock;
+ docblock = docblock.replace(multilineRe, "\n$1 $2\n");
+ }
+ docblock = docblock.trim();
+
+ var result = [];
+ var match;
+ while (match = propertyRe.exec(docblock)) {
+ result.push([match[1], match[2]]);
+ }
+
+ return result;
+}
+
+/**
+ * Same as parse but returns an object of prop: value instead of array of paris
+ * If a property appers more than once the last one will be returned
+ *
+ * @param {String} contents
+ * @return {Object}
+ */
+function parseAsObject(docblock) {
+ var pairs = parse(docblock);
+ var result = {};
+ for (var i = 0; i < pairs.length; i++) {
+ result[pairs[i][0]] = pairs[i][1];
+ }
+ return result;
+}
+
+
+exports.extract = extract;
+exports.parse = parse;
+exports.parseAsObject = parseAsObject;
+
+},{}],22:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+/*jslint node: true*/
+"use strict";
+
+var esprima = _dereq_('esprima-fb');
+var utils = _dereq_('./utils');
+
+var getBoundaryNode = utils.getBoundaryNode;
+var declareIdentInScope = utils.declareIdentInLocalScope;
+var initScopeMetadata = utils.initScopeMetadata;
+var Syntax = esprima.Syntax;
+
+/**
+ * @param {object} node
+ * @param {object} parentNode
+ * @return {boolean}
+ */
+function _nodeIsClosureScopeBoundary(node, parentNode) {
+ if (node.type === Syntax.Program) {
+ return true;
+ }
+
+ var parentIsFunction =
+ parentNode.type === Syntax.FunctionDeclaration
+ || parentNode.type === Syntax.FunctionExpression
+ || parentNode.type === Syntax.ArrowFunctionExpression;
+
+ var parentIsCurlylessArrowFunc =
+ parentNode.type === Syntax.ArrowFunctionExpression
+ && node === parentNode.body;
+
+ return parentIsFunction
+ && (node.type === Syntax.BlockStatement || parentIsCurlylessArrowFunc);
+}
+
+function _nodeIsBlockScopeBoundary(node, parentNode) {
+ if (node.type === Syntax.Program) {
+ return false;
+ }
+
+ return node.type === Syntax.BlockStatement
+ && parentNode.type === Syntax.CatchClause;
+}
+
+/**
+ * @param {object} node
+ * @param {array} path
+ * @param {object} state
+ */
+function traverse(node, path, state) {
+ /*jshint -W004*/
+ // Create a scope stack entry if this is the first node we've encountered in
+ // its local scope
+ var startIndex = null;
+ var parentNode = path[0];
+ if (!Array.isArray(node) && state.localScope.parentNode !== parentNode) {
+ if (_nodeIsClosureScopeBoundary(node, parentNode)) {
+ var scopeIsStrict = state.scopeIsStrict;
+ if (!scopeIsStrict
+ && (node.type === Syntax.BlockStatement
+ || node.type === Syntax.Program)) {
+ scopeIsStrict =
+ node.body.length > 0
+ && node.body[0].type === Syntax.ExpressionStatement
+ && node.body[0].expression.type === Syntax.Literal
+ && node.body[0].expression.value === 'use strict';
+ }
+
+ if (node.type === Syntax.Program) {
+ startIndex = state.g.buffer.length;
+ state = utils.updateState(state, {
+ scopeIsStrict: scopeIsStrict
+ });
+ } else {
+ startIndex = state.g.buffer.length + 1;
+ state = utils.updateState(state, {
+ localScope: {
+ parentNode: parentNode,
+ parentScope: state.localScope,
+ identifiers: {},
+ tempVarIndex: 0,
+ tempVars: []
+ },
+ scopeIsStrict: scopeIsStrict
+ });
+
+ // All functions have an implicit 'arguments' object in scope
+ declareIdentInScope('arguments', initScopeMetadata(node), state);
+
+ // Include function arg identifiers in the scope boundaries of the
+ // function
+ if (parentNode.params.length > 0) {
+ var param;
+ var metadata = initScopeMetadata(parentNode, path.slice(1), path[0]);
+ for (var i = 0; i < parentNode.params.length; i++) {
+ param = parentNode.params[i];
+ if (param.type === Syntax.Identifier) {
+ declareIdentInScope(param.name, metadata, state);
+ }
+ }
+ }
+
+ // Include rest arg identifiers in the scope boundaries of their
+ // functions
+ if (parentNode.rest) {
+ var metadata = initScopeMetadata(
+ parentNode,
+ path.slice(1),
+ path[0]
+ );
+ declareIdentInScope(parentNode.rest.name, metadata, state);
+ }
+
+ // Named FunctionExpressions scope their name within the body block of
+ // themselves only
+ if (parentNode.type === Syntax.FunctionExpression && parentNode.id) {
+ var metaData =
+ initScopeMetadata(parentNode, path.parentNodeslice, parentNode);
+ declareIdentInScope(parentNode.id.name, metaData, state);
+ }
+ }
+
+ // Traverse and find all local identifiers in this closure first to
+ // account for function/variable declaration hoisting
+ collectClosureIdentsAndTraverse(node, path, state);
+ }
+
+ if (_nodeIsBlockScopeBoundary(node, parentNode)) {
+ startIndex = state.g.buffer.length;
+ state = utils.updateState(state, {
+ localScope: {
+ parentNode: parentNode,
+ parentScope: state.localScope,
+ identifiers: {},
+ tempVarIndex: 0,
+ tempVars: []
+ }
+ });
+
+ if (parentNode.type === Syntax.CatchClause) {
+ var metadata = initScopeMetadata(
+ parentNode,
+ path.slice(1),
+ parentNode
+ );
+ declareIdentInScope(parentNode.param.name, metadata, state);
+ }
+ collectBlockIdentsAndTraverse(node, path, state);
+ }
+ }
+
+ // Only catchup() before and after traversing a child node
+ function traverser(node, path, state) {
+ node.range && utils.catchup(node.range[0], state);
+ traverse(node, path, state);
+ node.range && utils.catchup(node.range[1], state);
+ }
+
+ utils.analyzeAndTraverse(walker, traverser, node, path, state);
+
+ // Inject temp variables into the scope.
+ if (startIndex !== null) {
+ utils.injectTempVarDeclarations(state, startIndex);
+ }
+}
+
+function collectClosureIdentsAndTraverse(node, path, state) {
+ utils.analyzeAndTraverse(
+ visitLocalClosureIdentifiers,
+ collectClosureIdentsAndTraverse,
+ node,
+ path,
+ state
+ );
+}
+
+function collectBlockIdentsAndTraverse(node, path, state) {
+ utils.analyzeAndTraverse(
+ visitLocalBlockIdentifiers,
+ collectBlockIdentsAndTraverse,
+ node,
+ path,
+ state
+ );
+}
+
+function visitLocalClosureIdentifiers(node, path, state) {
+ var metaData;
+ switch (node.type) {
+ case Syntax.ArrowFunctionExpression:
+ case Syntax.FunctionExpression:
+ // Function expressions don't get their names (if there is one) added to
+ // the closure scope they're defined in
+ return false;
+ case Syntax.ClassDeclaration:
+ case Syntax.ClassExpression:
+ case Syntax.FunctionDeclaration:
+ if (node.id) {
+ metaData = initScopeMetadata(getBoundaryNode(path), path.slice(), node);
+ declareIdentInScope(node.id.name, metaData, state);
+ }
+ return false;
+ case Syntax.VariableDeclarator:
+ // Variables have function-local scope
+ if (path[0].kind === 'var') {
+ metaData = initScopeMetadata(getBoundaryNode(path), path.slice(), node);
+ declareIdentInScope(node.id.name, metaData, state);
+ }
+ break;
+ }
+}
+
+function visitLocalBlockIdentifiers(node, path, state) {
+ // TODO: Support 'let' here...maybe...one day...or something...
+ if (node.type === Syntax.CatchClause) {
+ return false;
+ }
+}
+
+function walker(node, path, state) {
+ var visitors = state.g.visitors;
+ for (var i = 0; i < visitors.length; i++) {
+ if (visitors[i].test(node, path, state)) {
+ return visitors[i](traverse, node, path, state);
+ }
+ }
+}
+
+var _astCache = {};
+
+function getAstForSource(source, options) {
+ if (_astCache[source] && !options.disableAstCache) {
+ return _astCache[source];
+ }
+ var ast = esprima.parse(source, {
+ comment: true,
+ loc: true,
+ range: true,
+ sourceType: options.sourceType
+ });
+ if (!options.disableAstCache) {
+ _astCache[source] = ast;
+ }
+ return ast;
+}
+
+/**
+ * Applies all available transformations to the source
+ * @param {array} visitors
+ * @param {string} source
+ * @param {?object} options
+ * @return {object}
+ */
+function transform(visitors, source, options) {
+ options = options || {};
+ var ast;
+ try {
+ ast = getAstForSource(source, options);
+ } catch (e) {
+ e.message = 'Parse Error: ' + e.message;
+ throw e;
+ }
+ var state = utils.createState(source, ast, options);
+ state.g.visitors = visitors;
+
+ if (options.sourceMap) {
+ var SourceMapGenerator = _dereq_('source-map').SourceMapGenerator;
+ state.g.sourceMap = new SourceMapGenerator({file: options.filename || 'transformed.js'});
+ }
+
+ traverse(ast, [], state);
+ utils.catchup(source.length, state);
+
+ var ret = {code: state.g.buffer, extra: state.g.extra};
+ if (options.sourceMap) {
+ ret.sourceMap = state.g.sourceMap;
+ ret.sourceMapFilename = options.filename || 'source.js';
+ }
+ return ret;
+}
+
+exports.transform = transform;
+exports.Syntax = Syntax;
+
+},{"./utils":23,"esprima-fb":9,"source-map":11}],23:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+/*jslint node: true*/
+var Syntax = _dereq_('esprima-fb').Syntax;
+var leadingIndentRegexp = /(^|\n)( {2}|\t)/g;
+var nonWhiteRegexp = /(\S)/g;
+
+/**
+ * A `state` object represents the state of the parser. It has "local" and
+ * "global" parts. Global contains parser position, source, etc. Local contains
+ * scope based properties like current class name. State should contain all the
+ * info required for transformation. It's the only mandatory object that is
+ * being passed to every function in transform chain.
+ *
+ * @param {string} source
+ * @param {object} transformOptions
+ * @return {object}
+ */
+function createState(source, rootNode, transformOptions) {
+ return {
+ /**
+ * A tree representing the current local scope (and its lexical scope chain)
+ * Useful for tracking identifiers from parent scopes, etc.
+ * @type {Object}
+ */
+ localScope: {
+ parentNode: rootNode,
+ parentScope: null,
+ identifiers: {},
+ tempVarIndex: 0,
+ tempVars: []
+ },
+ /**
+ * The name (and, if applicable, expression) of the super class
+ * @type {Object}
+ */
+ superClass: null,
+ /**
+ * The namespace to use when munging identifiers
+ * @type {String}
+ */
+ mungeNamespace: '',
+ /**
+ * Ref to the node for the current MethodDefinition
+ * @type {Object}
+ */
+ methodNode: null,
+ /**
+ * Ref to the node for the FunctionExpression of the enclosing
+ * MethodDefinition
+ * @type {Object}
+ */
+ methodFuncNode: null,
+ /**
+ * Name of the enclosing class
+ * @type {String}
+ */
+ className: null,
+ /**
+ * Whether we're currently within a `strict` scope
+ * @type {Bool}
+ */
+ scopeIsStrict: null,
+ /**
+ * Indentation offset
+ * @type {Number}
+ */
+ indentBy: 0,
+ /**
+ * Global state (not affected by updateState)
+ * @type {Object}
+ */
+ g: {
+ /**
+ * A set of general options that transformations can consider while doing
+ * a transformation:
+ *
+ * - minify
+ * Specifies that transformation steps should do their best to minify
+ * the output source when possible. This is useful for places where
+ * minification optimizations are possible with higher-level context
+ * info than what jsxmin can provide.
+ *
+ * For example, the ES6 class transform will minify munged private
+ * variables if this flag is set.
+ */
+ opts: transformOptions,
+ /**
+ * Current position in the source code
+ * @type {Number}
+ */
+ position: 0,
+ /**
+ * Auxiliary data to be returned by transforms
+ * @type {Object}
+ */
+ extra: {},
+ /**
+ * Buffer containing the result
+ * @type {String}
+ */
+ buffer: '',
+ /**
+ * Source that is being transformed
+ * @type {String}
+ */
+ source: source,
+
+ /**
+ * Cached parsed docblock (see getDocblock)
+ * @type {object}
+ */
+ docblock: null,
+
+ /**
+ * Whether the thing was used
+ * @type {Boolean}
+ */
+ tagNamespaceUsed: false,
+
+ /**
+ * If using bolt xjs transformation
+ * @type {Boolean}
+ */
+ isBolt: undefined,
+
+ /**
+ * Whether to record source map (expensive) or not
+ * @type {SourceMapGenerator|null}
+ */
+ sourceMap: null,
+
+ /**
+ * Filename of the file being processed. Will be returned as a source
+ * attribute in the source map
+ */
+ sourceMapFilename: 'source.js',
+
+ /**
+ * Only when source map is used: last line in the source for which
+ * source map was generated
+ * @type {Number}
+ */
+ sourceLine: 1,
+
+ /**
+ * Only when source map is used: last line in the buffer for which
+ * source map was generated
+ * @type {Number}
+ */
+ bufferLine: 1,
+
+ /**
+ * The top-level Program AST for the original file.
+ */
+ originalProgramAST: null,
+
+ sourceColumn: 0,
+ bufferColumn: 0
+ }
+ };
+}
+
+/**
+ * Updates a copy of a given state with "update" and returns an updated state.
+ *
+ * @param {object} state
+ * @param {object} update
+ * @return {object}
+ */
+function updateState(state, update) {
+ var ret = Object.create(state);
+ Object.keys(update).forEach(function(updatedKey) {
+ ret[updatedKey] = update[updatedKey];
+ });
+ return ret;
+}
+
+/**
+ * Given a state fill the resulting buffer from the original source up to
+ * the end
+ *
+ * @param {number} end
+ * @param {object} state
+ * @param {?function} contentTransformer Optional callback to transform newly
+ * added content.
+ */
+function catchup(end, state, contentTransformer) {
+ if (end < state.g.position) {
+ // cannot move backwards
+ return;
+ }
+ var source = state.g.source.substring(state.g.position, end);
+ var transformed = updateIndent(source, state);
+ if (state.g.sourceMap && transformed) {
+ // record where we are
+ state.g.sourceMap.addMapping({
+ generated: { line: state.g.bufferLine, column: state.g.bufferColumn },
+ original: { line: state.g.sourceLine, column: state.g.sourceColumn },
+ source: state.g.sourceMapFilename
+ });
+
+ // record line breaks in transformed source
+ var sourceLines = source.split('\n');
+ var transformedLines = transformed.split('\n');
+ // Add line break mappings between last known mapping and the end of the
+ // added piece. So for the code piece
+ // (foo, bar);
+ // > var x = 2;
+ // > var b = 3;
+ // var c =
+ // only add lines marked with ">": 2, 3.
+ for (var i = 1; i < sourceLines.length - 1; i++) {
+ state.g.sourceMap.addMapping({
+ generated: { line: state.g.bufferLine, column: 0 },
+ original: { line: state.g.sourceLine, column: 0 },
+ source: state.g.sourceMapFilename
+ });
+ state.g.sourceLine++;
+ state.g.bufferLine++;
+ }
+ // offset for the last piece
+ if (sourceLines.length > 1) {
+ state.g.sourceLine++;
+ state.g.bufferLine++;
+ state.g.sourceColumn = 0;
+ state.g.bufferColumn = 0;
+ }
+ state.g.sourceColumn += sourceLines[sourceLines.length - 1].length;
+ state.g.bufferColumn +=
+ transformedLines[transformedLines.length - 1].length;
+ }
+ state.g.buffer +=
+ contentTransformer ? contentTransformer(transformed) : transformed;
+ state.g.position = end;
+}
+
+/**
+ * Returns original source for an AST node.
+ * @param {object} node
+ * @param {object} state
+ * @return {string}
+ */
+function getNodeSourceText(node, state) {
+ return state.g.source.substring(node.range[0], node.range[1]);
+}
+
+function _replaceNonWhite(value) {
+ return value.replace(nonWhiteRegexp, ' ');
+}
+
+/**
+ * Removes all non-whitespace characters
+ */
+function _stripNonWhite(value) {
+ return value.replace(nonWhiteRegexp, '');
+}
+
+/**
+ * Finds the position of the next instance of the specified syntactic char in
+ * the pending source.
+ *
+ * NOTE: This will skip instances of the specified char if they sit inside a
+ * comment body.
+ *
+ * NOTE: This function also assumes that the buffer's current position is not
+ * already within a comment or a string. This is rarely the case since all
+ * of the buffer-advancement utility methods tend to be used on syntactic
+ * nodes' range values -- but it's a small gotcha that's worth mentioning.
+ */
+function getNextSyntacticCharOffset(char, state) {
+ var pendingSource = state.g.source.substring(state.g.position);
+ var pendingSourceLines = pendingSource.split('\n');
+
+ var charOffset = 0;
+ var line;
+ var withinBlockComment = false;
+ var withinString = false;
+ lineLoop: while ((line = pendingSourceLines.shift()) !== undefined) {
+ var lineEndPos = charOffset + line.length;
+ charLoop: for (; charOffset < lineEndPos; charOffset++) {
+ var currChar = pendingSource[charOffset];
+ if (currChar === '"' || currChar === '\'') {
+ withinString = !withinString;
+ continue charLoop;
+ } else if (withinString) {
+ continue charLoop;
+ } else if (charOffset + 1 < lineEndPos) {
+ var nextTwoChars = currChar + line[charOffset + 1];
+ if (nextTwoChars === '//') {
+ charOffset = lineEndPos + 1;
+ continue lineLoop;
+ } else if (nextTwoChars === '/*') {
+ withinBlockComment = true;
+ charOffset += 1;
+ continue charLoop;
+ } else if (nextTwoChars === '*/') {
+ withinBlockComment = false;
+ charOffset += 1;
+ continue charLoop;
+ }
+ }
+
+ if (!withinBlockComment && currChar === char) {
+ return charOffset + state.g.position;
+ }
+ }
+
+ // Account for '\n'
+ charOffset++;
+ withinString = false;
+ }
+
+ throw new Error('`' + char + '` not found!');
+}
+
+/**
+ * Catches up as `catchup` but replaces non-whitespace chars with spaces.
+ */
+function catchupWhiteOut(end, state) {
+ catchup(end, state, _replaceNonWhite);
+}
+
+/**
+ * Catches up as `catchup` but removes all non-whitespace characters.
+ */
+function catchupWhiteSpace(end, state) {
+ catchup(end, state, _stripNonWhite);
+}
+
+/**
+ * Removes all non-newline characters
+ */
+var reNonNewline = /[^\n]/g;
+function stripNonNewline(value) {
+ return value.replace(reNonNewline, function() {
+ return '';
+ });
+}
+
+/**
+ * Catches up as `catchup` but removes all non-newline characters.
+ *
+ * Equivalent to appending as many newlines as there are in the original source
+ * between the current position and `end`.
+ */
+function catchupNewlines(end, state) {
+ catchup(end, state, stripNonNewline);
+}
+
+
+/**
+ * Same as catchup but does not touch the buffer
+ *
+ * @param {number} end
+ * @param {object} state
+ */
+function move(end, state) {
+ // move the internal cursors
+ if (state.g.sourceMap) {
+ if (end < state.g.position) {
+ state.g.position = 0;
+ state.g.sourceLine = 1;
+ state.g.sourceColumn = 0;
+ }
+
+ var source = state.g.source.substring(state.g.position, end);
+ var sourceLines = source.split('\n');
+ if (sourceLines.length > 1) {
+ state.g.sourceLine += sourceLines.length - 1;
+ state.g.sourceColumn = 0;
+ }
+ state.g.sourceColumn += sourceLines[sourceLines.length - 1].length;
+ }
+ state.g.position = end;
+}
+
+/**
+ * Appends a string of text to the buffer
+ *
+ * @param {string} str
+ * @param {object} state
+ */
+function append(str, state) {
+ if (state.g.sourceMap && str) {
+ state.g.sourceMap.addMapping({
+ generated: { line: state.g.bufferLine, column: state.g.bufferColumn },
+ original: { line: state.g.sourceLine, column: state.g.sourceColumn },
+ source: state.g.sourceMapFilename
+ });
+ var transformedLines = str.split('\n');
+ if (transformedLines.length > 1) {
+ state.g.bufferLine += transformedLines.length - 1;
+ state.g.bufferColumn = 0;
+ }
+ state.g.bufferColumn +=
+ transformedLines[transformedLines.length - 1].length;
+ }
+ state.g.buffer += str;
+}
+
+/**
+ * Update indent using state.indentBy property. Indent is measured in
+ * double spaces. Updates a single line only.
+ *
+ * @param {string} str
+ * @param {object} state
+ * @return {string}
+ */
+function updateIndent(str, state) {
+ /*jshint -W004*/
+ var indentBy = state.indentBy;
+ if (indentBy < 0) {
+ for (var i = 0; i < -indentBy; i++) {
+ str = str.replace(leadingIndentRegexp, '$1');
+ }
+ } else {
+ for (var i = 0; i < indentBy; i++) {
+ str = str.replace(leadingIndentRegexp, '$1$2$2');
+ }
+ }
+ return str;
+}
+
+/**
+ * Calculates indent from the beginning of the line until "start" or the first
+ * character before start.
+ * @example
+ * " foo.bar()"
+ * ^
+ * start
+ * indent will be " "
+ *
+ * @param {number} start
+ * @param {object} state
+ * @return {string}
+ */
+function indentBefore(start, state) {
+ var end = start;
+ start = start - 1;
+
+ while (start > 0 && state.g.source[start] != '\n') {
+ if (!state.g.source[start].match(/[ \t]/)) {
+ end = start;
+ }
+ start--;
+ }
+ return state.g.source.substring(start + 1, end);
+}
+
+function getDocblock(state) {
+ if (!state.g.docblock) {
+ var docblock = _dereq_('./docblock');
+ state.g.docblock =
+ docblock.parseAsObject(docblock.extract(state.g.source));
+ }
+ return state.g.docblock;
+}
+
+function identWithinLexicalScope(identName, state, stopBeforeNode) {
+ var currScope = state.localScope;
+ while (currScope) {
+ if (currScope.identifiers[identName] !== undefined) {
+ return true;
+ }
+
+ if (stopBeforeNode && currScope.parentNode === stopBeforeNode) {
+ break;
+ }
+
+ currScope = currScope.parentScope;
+ }
+ return false;
+}
+
+function identInLocalScope(identName, state) {
+ return state.localScope.identifiers[identName] !== undefined;
+}
+
+/**
+ * @param {object} boundaryNode
+ * @param {?array} path
+ * @return {?object} node
+ */
+function initScopeMetadata(boundaryNode, path, node) {
+ return {
+ boundaryNode: boundaryNode,
+ bindingPath: path,
+ bindingNode: node
+ };
+}
+
+function declareIdentInLocalScope(identName, metaData, state) {
+ state.localScope.identifiers[identName] = {
+ boundaryNode: metaData.boundaryNode,
+ path: metaData.bindingPath,
+ node: metaData.bindingNode,
+ state: Object.create(state)
+ };
+}
+
+function getLexicalBindingMetadata(identName, state) {
+ var currScope = state.localScope;
+ while (currScope) {
+ if (currScope.identifiers[identName] !== undefined) {
+ return currScope.identifiers[identName];
+ }
+
+ currScope = currScope.parentScope;
+ }
+}
+
+function getLocalBindingMetadata(identName, state) {
+ return state.localScope.identifiers[identName];
+}
+
+/**
+ * Apply the given analyzer function to the current node. If the analyzer
+ * doesn't return false, traverse each child of the current node using the given
+ * traverser function.
+ *
+ * @param {function} analyzer
+ * @param {function} traverser
+ * @param {object} node
+ * @param {array} path
+ * @param {object} state
+ */
+function analyzeAndTraverse(analyzer, traverser, node, path, state) {
+ if (node.type) {
+ if (analyzer(node, path, state) === false) {
+ return;
+ }
+ path.unshift(node);
+ }
+
+ getOrderedChildren(node).forEach(function(child) {
+ traverser(child, path, state);
+ });
+
+ node.type && path.shift();
+}
+
+/**
+ * It is crucial that we traverse in order, or else catchup() on a later
+ * node that is processed out of order can move the buffer past a node
+ * that we haven't handled yet, preventing us from modifying that node.
+ *
+ * This can happen when a node has multiple properties containing children.
+ * For example, XJSElement nodes have `openingElement`, `closingElement` and
+ * `children`. If we traverse `openingElement`, then `closingElement`, then
+ * when we get to `children`, the buffer has already caught up to the end of
+ * the closing element, after the children.
+ *
+ * This is basically a Schwartzian transform. Collects an array of children,
+ * each one represented as [child, startIndex]; sorts the array by start
+ * index; then traverses the children in that order.
+ */
+function getOrderedChildren(node) {
+ var queue = [];
+ for (var key in node) {
+ if (node.hasOwnProperty(key)) {
+ enqueueNodeWithStartIndex(queue, node[key]);
+ }
+ }
+ queue.sort(function(a, b) { return a[1] - b[1]; });
+ return queue.map(function(pair) { return pair[0]; });
+}
+
+/**
+ * Helper function for analyzeAndTraverse which queues up all of the children
+ * of the given node.
+ *
+ * Children can also be found in arrays, so we basically want to merge all of
+ * those arrays together so we can sort them and then traverse the children
+ * in order.
+ *
+ * One example is the Program node. It contains `body` and `comments`, both
+ * arrays. Lexographically, comments are interspersed throughout the body
+ * nodes, but esprima's AST groups them together.
+ */
+function enqueueNodeWithStartIndex(queue, node) {
+ if (typeof node !== 'object' || node === null) {
+ return;
+ }
+ if (node.range) {
+ queue.push([node, node.range[0]]);
+ } else if (Array.isArray(node)) {
+ for (var ii = 0; ii < node.length; ii++) {
+ enqueueNodeWithStartIndex(queue, node[ii]);
+ }
+ }
+}
+
+/**
+ * Checks whether a node or any of its sub-nodes contains
+ * a syntactic construct of the passed type.
+ * @param {object} node - AST node to test.
+ * @param {string} type - node type to lookup.
+ */
+function containsChildOfType(node, type) {
+ return containsChildMatching(node, function(node) {
+ return node.type === type;
+ });
+}
+
+function containsChildMatching(node, matcher) {
+ var foundMatchingChild = false;
+ function nodeTypeAnalyzer(node) {
+ if (matcher(node) === true) {
+ foundMatchingChild = true;
+ return false;
+ }
+ }
+ function nodeTypeTraverser(child, path, state) {
+ if (!foundMatchingChild) {
+ foundMatchingChild = containsChildMatching(child, matcher);
+ }
+ }
+ analyzeAndTraverse(
+ nodeTypeAnalyzer,
+ nodeTypeTraverser,
+ node,
+ []
+ );
+ return foundMatchingChild;
+}
+
+var scopeTypes = {};
+scopeTypes[Syntax.ArrowFunctionExpression] = true;
+scopeTypes[Syntax.FunctionExpression] = true;
+scopeTypes[Syntax.FunctionDeclaration] = true;
+scopeTypes[Syntax.Program] = true;
+
+function getBoundaryNode(path) {
+ for (var ii = 0; ii < path.length; ++ii) {
+ if (scopeTypes[path[ii].type]) {
+ return path[ii];
+ }
+ }
+ throw new Error(
+ 'Expected to find a node with one of the following types in path:\n' +
+ JSON.stringify(Object.keys(scopeTypes))
+ );
+}
+
+function getTempVar(tempVarIndex) {
+ return '$__' + tempVarIndex;
+}
+
+function injectTempVar(state) {
+ var tempVar = '$__' + (state.localScope.tempVarIndex++);
+ state.localScope.tempVars.push(tempVar);
+ return tempVar;
+}
+
+function injectTempVarDeclarations(state, index) {
+ if (state.localScope.tempVars.length) {
+ state.g.buffer =
+ state.g.buffer.slice(0, index) +
+ 'var ' + state.localScope.tempVars.join(', ') + ';' +
+ state.g.buffer.slice(index);
+ state.localScope.tempVars = [];
+ }
+}
+
+exports.analyzeAndTraverse = analyzeAndTraverse;
+exports.append = append;
+exports.catchup = catchup;
+exports.catchupNewlines = catchupNewlines;
+exports.catchupWhiteOut = catchupWhiteOut;
+exports.catchupWhiteSpace = catchupWhiteSpace;
+exports.containsChildMatching = containsChildMatching;
+exports.containsChildOfType = containsChildOfType;
+exports.createState = createState;
+exports.declareIdentInLocalScope = declareIdentInLocalScope;
+exports.getBoundaryNode = getBoundaryNode;
+exports.getDocblock = getDocblock;
+exports.getLexicalBindingMetadata = getLexicalBindingMetadata;
+exports.getLocalBindingMetadata = getLocalBindingMetadata;
+exports.getNextSyntacticCharOffset = getNextSyntacticCharOffset;
+exports.getNodeSourceText = getNodeSourceText;
+exports.getOrderedChildren = getOrderedChildren;
+exports.getTempVar = getTempVar;
+exports.identInLocalScope = identInLocalScope;
+exports.identWithinLexicalScope = identWithinLexicalScope;
+exports.indentBefore = indentBefore;
+exports.initScopeMetadata = initScopeMetadata;
+exports.injectTempVar = injectTempVar;
+exports.injectTempVarDeclarations = injectTempVarDeclarations;
+exports.move = move;
+exports.scopeTypes = scopeTypes;
+exports.updateIndent = updateIndent;
+exports.updateState = updateState;
+
+},{"./docblock":21,"esprima-fb":9}],24:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*global exports:true*/
+
+/**
+ * Desugars ES6 Arrow functions to ES3 function expressions.
+ * If the function contains `this` expression -- automatically
+ * binds the function to current value of `this`.
+ *
+ * Single parameter, simple expression:
+ *
+ * [1, 2, 3].map(x => x * x);
+ *
+ * [1, 2, 3].map(function(x) { return x * x; });
+ *
+ * Several parameters, complex block:
+ *
+ * this.users.forEach((user, idx) => {
+ * return this.isActive(idx) && this.send(user);
+ * });
+ *
+ * this.users.forEach(function(user, idx) {
+ * return this.isActive(idx) && this.send(user);
+ * }.bind(this));
+ *
+ */
+var restParamVisitors = _dereq_('./es6-rest-param-visitors');
+var destructuringVisitors = _dereq_('./es6-destructuring-visitors');
+
+var Syntax = _dereq_('esprima-fb').Syntax;
+var utils = _dereq_('../src/utils');
+
+/**
+ * @public
+ */
+function visitArrowFunction(traverse, node, path, state) {
+ var notInExpression = (path[0].type === Syntax.ExpressionStatement);
+
+ // Wrap a function into a grouping operator, if it's not
+ // in the expression position.
+ if (notInExpression) {
+ utils.append('(', state);
+ }
+
+ utils.append('function', state);
+ renderParams(traverse, node, path, state);
+
+ // Skip arrow.
+ utils.catchupWhiteSpace(node.body.range[0], state);
+
+ var renderBody = node.body.type == Syntax.BlockStatement
+ ? renderStatementBody
+ : renderExpressionBody;
+
+ path.unshift(node);
+ renderBody(traverse, node, path, state);
+ path.shift();
+
+ // Bind the function only if `this` value is used
+ // inside it or inside any sub-expression.
+ var containsBindingSyntax =
+ utils.containsChildMatching(node.body, function(node) {
+ return node.type === Syntax.ThisExpression
+ || (node.type === Syntax.Identifier
+ && node.name === "super");
+ });
+
+ if (containsBindingSyntax) {
+ utils.append('.bind(this)', state);
+ }
+
+ utils.catchupWhiteSpace(node.range[1], state);
+
+ // Close wrapper if not in the expression.
+ if (notInExpression) {
+ utils.append(')', state);
+ }
+
+ return false;
+}
+
+function renderParams(traverse, node, path, state) {
+ // To preserve inline typechecking directives, we
+ // distinguish between parens-free and paranthesized single param.
+ if (isParensFreeSingleParam(node, state) || !node.params.length) {
+ utils.append('(', state);
+ }
+ if (node.params.length !== 0) {
+ path.unshift(node);
+ traverse(node.params, path, state);
+ path.unshift();
+ }
+ utils.append(')', state);
+}
+
+function isParensFreeSingleParam(node, state) {
+ return node.params.length === 1 &&
+ state.g.source[state.g.position] !== '(';
+}
+
+function renderExpressionBody(traverse, node, path, state) {
+ // Wrap simple expression bodies into a block
+ // with explicit return statement.
+ utils.append('{', state);
+
+ // Special handling of rest param.
+ if (node.rest) {
+ utils.append(
+ restParamVisitors.renderRestParamSetup(node, state),
+ state
+ );
+ }
+
+ // Special handling of destructured params.
+ destructuringVisitors.renderDestructuredComponents(
+ node,
+ utils.updateState(state, {
+ localScope: {
+ parentNode: state.parentNode,
+ parentScope: state.parentScope,
+ identifiers: state.identifiers,
+ tempVarIndex: 0
+ }
+ })
+ );
+
+ utils.append('return ', state);
+ renderStatementBody(traverse, node, path, state);
+ utils.append(';}', state);
+}
+
+function renderStatementBody(traverse, node, path, state) {
+ traverse(node.body, path, state);
+ utils.catchup(node.body.range[1], state);
+}
+
+visitArrowFunction.test = function(node, path, state) {
+ return node.type === Syntax.ArrowFunctionExpression;
+};
+
+exports.visitorList = [
+ visitArrowFunction
+];
+
+
+},{"../src/utils":23,"./es6-destructuring-visitors":27,"./es6-rest-param-visitors":30,"esprima-fb":9}],25:[function(_dereq_,module,exports){
+/**
+ * Copyright 2004-present Facebook. All Rights Reserved.
+ */
+/*global exports:true*/
+
+/**
+ * Implements ES6 call spread.
+ *
+ * instance.method(a, b, c, ...d)
+ *
+ * instance.method.apply(instance, [a, b, c].concat(d))
+ *
+ */
+
+var Syntax = _dereq_('esprima-fb').Syntax;
+var utils = _dereq_('../src/utils');
+
+function process(traverse, node, path, state) {
+ utils.move(node.range[0], state);
+ traverse(node, path, state);
+ utils.catchup(node.range[1], state);
+}
+
+function visitCallSpread(traverse, node, path, state) {
+ utils.catchup(node.range[0], state);
+
+ if (node.type === Syntax.NewExpression) {
+ // Input = new Set(1, 2, ...list)
+ // Output = new (Function.prototype.bind.apply(Set, [null, 1, 2].concat(list)))
+ utils.append('new (Function.prototype.bind.apply(', state);
+ process(traverse, node.callee, path, state);
+ } else if (node.callee.type === Syntax.MemberExpression) {
+ // Input = get().fn(1, 2, ...more)
+ // Output = (_ = get()).fn.apply(_, [1, 2].apply(more))
+ var tempVar = utils.injectTempVar(state);
+ utils.append('(' + tempVar + ' = ', state);
+ process(traverse, node.callee.object, path, state);
+ utils.append(')', state);
+ if (node.callee.property.type === Syntax.Identifier) {
+ utils.append('.', state);
+ process(traverse, node.callee.property, path, state);
+ } else {
+ utils.append('[', state);
+ process(traverse, node.callee.property, path, state);
+ utils.append(']', state);
+ }
+ utils.append('.apply(' + tempVar, state);
+ } else {
+ // Input = max(1, 2, ...list)
+ // Output = max.apply(null, [1, 2].concat(list))
+ var needsToBeWrappedInParenthesis =
+ node.callee.type === Syntax.FunctionDeclaration ||
+ node.callee.type === Syntax.FunctionExpression;
+ if (needsToBeWrappedInParenthesis) {
+ utils.append('(', state);
+ }
+ process(traverse, node.callee, path, state);
+ if (needsToBeWrappedInParenthesis) {
+ utils.append(')', state);
+ }
+ utils.append('.apply(null', state);
+ }
+ utils.append(', ', state);
+
+ var args = node.arguments.slice();
+ var spread = args.pop();
+ if (args.length || node.type === Syntax.NewExpression) {
+ utils.append('[', state);
+ if (node.type === Syntax.NewExpression) {
+ utils.append('null' + (args.length ? ', ' : ''), state);
+ }
+ while (args.length) {
+ var arg = args.shift();
+ utils.move(arg.range[0], state);
+ traverse(arg, path, state);
+ if (args.length) {
+ utils.catchup(args[0].range[0], state);
+ } else {
+ utils.catchup(arg.range[1], state);
+ }
+ }
+ utils.append('].concat(', state);
+ process(traverse, spread.argument, path, state);
+ utils.append(')', state);
+ } else {
+ process(traverse, spread.argument, path, state);
+ }
+ utils.append(node.type === Syntax.NewExpression ? '))' : ')', state);
+
+ utils.move(node.range[1], state);
+ return false;
+}
+
+visitCallSpread.test = function(node, path, state) {
+ return (
+ (
+ node.type === Syntax.CallExpression ||
+ node.type === Syntax.NewExpression
+ ) &&
+ node.arguments.length > 0 &&
+ node.arguments[node.arguments.length - 1].type === Syntax.SpreadElement
+ );
+};
+
+exports.visitorList = [
+ visitCallSpread
+];
+
+},{"../src/utils":23,"esprima-fb":9}],26:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*jslint node:true*/
+
+/**
+ * @typechecks
+ */
+'use strict';
+
+var base62 = _dereq_('base62');
+var Syntax = _dereq_('esprima-fb').Syntax;
+var utils = _dereq_('../src/utils');
+var reservedWordsHelper = _dereq_('./reserved-words-helper');
+
+var declareIdentInLocalScope = utils.declareIdentInLocalScope;
+var initScopeMetadata = utils.initScopeMetadata;
+
+var SUPER_PROTO_IDENT_PREFIX = '____SuperProtoOf';
+
+var _anonClassUUIDCounter = 0;
+var _mungedSymbolMaps = {};
+
+function resetSymbols() {
+ _anonClassUUIDCounter = 0;
+ _mungedSymbolMaps = {};
+}
+
+/**
+ * Used to generate a unique class for use with code-gens for anonymous class
+ * expressions.
+ *
+ * @param {object} state
+ * @return {string}
+ */
+function _generateAnonymousClassName(state) {
+ var mungeNamespace = state.mungeNamespace || '';
+ return '____Class' + mungeNamespace + base62.encode(_anonClassUUIDCounter++);
+}
+
+/**
+ * Given an identifier name, munge it using the current state's mungeNamespace.
+ *
+ * @param {string} identName
+ * @param {object} state
+ * @return {string}
+ */
+function _getMungedName(identName, state) {
+ var mungeNamespace = state.mungeNamespace;
+ var shouldMinify = state.g.opts.minify;
+
+ if (shouldMinify) {
+ if (!_mungedSymbolMaps[mungeNamespace]) {
+ _mungedSymbolMaps[mungeNamespace] = {
+ symbolMap: {},
+ identUUIDCounter: 0
+ };
+ }
+
+ var symbolMap = _mungedSymbolMaps[mungeNamespace].symbolMap;
+ if (!symbolMap[identName]) {
+ symbolMap[identName] =
+ base62.encode(_mungedSymbolMaps[mungeNamespace].identUUIDCounter++);
+ }
+ identName = symbolMap[identName];
+ }
+ return '$' + mungeNamespace + identName;
+}
+
+/**
+ * Extracts super class information from a class node.
+ *
+ * Information includes name of the super class and/or the expression string
+ * (if extending from an expression)
+ *
+ * @param {object} node
+ * @param {object} state
+ * @return {object}
+ */
+function _getSuperClassInfo(node, state) {
+ var ret = {
+ name: null,
+ expression: null
+ };
+ if (node.superClass) {
+ if (node.superClass.type === Syntax.Identifier) {
+ ret.name = node.superClass.name;
+ } else {
+ // Extension from an expression
+ ret.name = _generateAnonymousClassName(state);
+ ret.expression = state.g.source.substring(
+ node.superClass.range[0],
+ node.superClass.range[1]
+ );
+ }
+ }
+ return ret;
+}
+
+/**
+ * Used with .filter() to find the constructor method in a list of
+ * MethodDefinition nodes.
+ *
+ * @param {object} classElement
+ * @return {boolean}
+ */
+function _isConstructorMethod(classElement) {
+ return classElement.type === Syntax.MethodDefinition &&
+ classElement.key.type === Syntax.Identifier &&
+ classElement.key.name === 'constructor';
+}
+
+/**
+ * @param {object} node
+ * @param {object} state
+ * @return {boolean}
+ */
+function _shouldMungeIdentifier(node, state) {
+ return (
+ !!state.methodFuncNode &&
+ !utils.getDocblock(state).hasOwnProperty('preventMunge') &&
+ /^_(?!_)/.test(node.name)
+ );
+}
+
+/**
+ * @param {function} traverse
+ * @param {object} node
+ * @param {array} path
+ * @param {object} state
+ */
+function visitClassMethod(traverse, node, path, state) {
+ if (!state.g.opts.es5 && (node.kind === 'get' || node.kind === 'set')) {
+ throw new Error(
+ 'This transform does not support ' + node.kind + 'ter methods for ES6 ' +
+ 'classes. (line: ' + node.loc.start.line + ', col: ' +
+ node.loc.start.column + ')'
+ );
+ }
+ state = utils.updateState(state, {
+ methodNode: node
+ });
+ utils.catchup(node.range[0], state);
+ path.unshift(node);
+ traverse(node.value, path, state);
+ path.shift();
+ return false;
+}
+visitClassMethod.test = function(node, path, state) {
+ return node.type === Syntax.MethodDefinition;
+};
+
+/**
+ * @param {function} traverse
+ * @param {object} node
+ * @param {array} path
+ * @param {object} state
+ */
+function visitClassFunctionExpression(traverse, node, path, state) {
+ var methodNode = path[0];
+ var isGetter = methodNode.kind === 'get';
+ var isSetter = methodNode.kind === 'set';
+
+ state = utils.updateState(state, {
+ methodFuncNode: node
+ });
+
+ if (methodNode.key.name === 'constructor') {
+ utils.append('function ' + state.className, state);
+ } else {
+ var methodAccessorComputed = false;
+ var methodAccessor;
+ var prototypeOrStatic = methodNode["static"] ? '' : '.prototype';
+ var objectAccessor = state.className + prototypeOrStatic;
+
+ if (methodNode.key.type === Syntax.Identifier) {
+ // foo() {}
+ methodAccessor = methodNode.key.name;
+ if (_shouldMungeIdentifier(methodNode.key, state)) {
+ methodAccessor = _getMungedName(methodAccessor, state);
+ }
+ if (isGetter || isSetter) {
+ methodAccessor = JSON.stringify(methodAccessor);
+ } else if (reservedWordsHelper.isReservedWord(methodAccessor)) {
+ methodAccessorComputed = true;
+ methodAccessor = JSON.stringify(methodAccessor);
+ }
+ } else if (methodNode.key.type === Syntax.Literal) {
+ // 'foo bar'() {} | get 'foo bar'() {} | set 'foo bar'() {}
+ methodAccessor = JSON.stringify(methodNode.key.value);
+ methodAccessorComputed = true;
+ }
+
+ if (isSetter || isGetter) {
+ utils.append(
+ 'Object.defineProperty(' +
+ objectAccessor + ',' +
+ methodAccessor + ',' +
+ '{configurable:true,' +
+ methodNode.kind + ':function',
+ state
+ );
+ } else {
+ if (state.g.opts.es3) {
+ if (methodAccessorComputed) {
+ methodAccessor = '[' + methodAccessor + ']';
+ } else {
+ methodAccessor = '.' + methodAccessor;
+ }
+ utils.append(
+ objectAccessor +
+ methodAccessor + '=function' + (node.generator ? '*' : ''),
+ state
+ );
+ } else {
+ if (!methodAccessorComputed) {
+ methodAccessor = JSON.stringify(methodAccessor);
+ }
+ utils.append(
+ 'Object.defineProperty(' +
+ objectAccessor + ',' +
+ methodAccessor + ',' +
+ '{writable:true,configurable:true,' +
+ 'value:function' + (node.generator ? '*' : ''),
+ state
+ );
+ }
+ }
+ }
+ utils.move(methodNode.key.range[1], state);
+ utils.append('(', state);
+
+ var params = node.params;
+ if (params.length > 0) {
+ utils.catchupNewlines(params[0].range[0], state);
+ for (var i = 0; i < params.length; i++) {
+ utils.catchup(node.params[i].range[0], state);
+ path.unshift(node);
+ traverse(params[i], path, state);
+ path.shift();
+ }
+ }
+
+ var closingParenPosition = utils.getNextSyntacticCharOffset(')', state);
+ utils.catchupWhiteSpace(closingParenPosition, state);
+
+ var openingBracketPosition = utils.getNextSyntacticCharOffset('{', state);
+ utils.catchup(openingBracketPosition + 1, state);
+
+ if (!state.scopeIsStrict) {
+ utils.append('"use strict";', state);
+ state = utils.updateState(state, {
+ scopeIsStrict: true
+ });
+ }
+ utils.move(node.body.range[0] + '{'.length, state);
+
+ path.unshift(node);
+ traverse(node.body, path, state);
+ path.shift();
+ utils.catchup(node.body.range[1], state);
+
+ if (methodNode.key.name !== 'constructor') {
+ if (isGetter || isSetter || !state.g.opts.es3) {
+ utils.append('})', state);
+ }
+ utils.append(';', state);
+ }
+ return false;
+}
+visitClassFunctionExpression.test = function(node, path, state) {
+ return node.type === Syntax.FunctionExpression
+ && path[0].type === Syntax.MethodDefinition;
+};
+
+function visitClassMethodParam(traverse, node, path, state) {
+ var paramName = node.name;
+ if (_shouldMungeIdentifier(node, state)) {
+ paramName = _getMungedName(node.name, state);
+ }
+ utils.append(paramName, state);
+ utils.move(node.range[1], state);
+}
+visitClassMethodParam.test = function(node, path, state) {
+ if (!path[0] || !path[1]) {
+ return;
+ }
+
+ var parentFuncExpr = path[0];
+ var parentClassMethod = path[1];
+
+ return parentFuncExpr.type === Syntax.FunctionExpression
+ && parentClassMethod.type === Syntax.MethodDefinition
+ && node.type === Syntax.Identifier;
+};
+
+/**
+ * @param {function} traverse
+ * @param {object} node
+ * @param {array} path
+ * @param {object} state
+ */
+function _renderClassBody(traverse, node, path, state) {
+ var className = state.className;
+ var superClass = state.superClass;
+
+ // Set up prototype of constructor on same line as `extends` for line-number
+ // preservation. This relies on function-hoisting if a constructor function is
+ // defined in the class body.
+ if (superClass.name) {
+ // If the super class is an expression, we need to memoize the output of the
+ // expression into the generated class name variable and use that to refer
+ // to the super class going forward. Example:
+ //
+ // class Foo extends mixin(Bar, Baz) {}
+ // --transforms to--
+ // function Foo() {} var ____Class0Blah = mixin(Bar, Baz);
+ if (superClass.expression !== null) {
+ utils.append(
+ 'var ' + superClass.name + '=' + superClass.expression + ';',
+ state
+ );
+ }
+
+ var keyName = superClass.name + '____Key';
+ var keyNameDeclarator = '';
+ if (!utils.identWithinLexicalScope(keyName, state)) {
+ keyNameDeclarator = 'var ';
+ declareIdentInLocalScope(keyName, initScopeMetadata(node), state);
+ }
+ utils.append(
+ 'for(' + keyNameDeclarator + keyName + ' in ' + superClass.name + '){' +
+ 'if(' + superClass.name + '.hasOwnProperty(' + keyName + ')){' +
+ className + '[' + keyName + ']=' +
+ superClass.name + '[' + keyName + '];' +
+ '}' +
+ '}',
+ state
+ );
+
+ var superProtoIdentStr = SUPER_PROTO_IDENT_PREFIX + superClass.name;
+ if (!utils.identWithinLexicalScope(superProtoIdentStr, state)) {
+ utils.append(
+ 'var ' + superProtoIdentStr + '=' + superClass.name + '===null?' +
+ 'null:' + superClass.name + '.prototype;',
+ state
+ );
+ declareIdentInLocalScope(superProtoIdentStr, initScopeMetadata(node), state);
+ }
+
+ utils.append(
+ className + '.prototype=Object.create(' + superProtoIdentStr + ');',
+ state
+ );
+ utils.append(
+ className + '.prototype.constructor=' + className + ';',
+ state
+ );
+ utils.append(
+ className + '.__superConstructor__=' + superClass.name + ';',
+ state
+ );
+ }
+
+ // If there's no constructor method specified in the class body, create an
+ // empty constructor function at the top (same line as the class keyword)
+ if (!node.body.body.filter(_isConstructorMethod).pop()) {
+ utils.append('function ' + className + '(){', state);
+ if (!state.scopeIsStrict) {
+ utils.append('"use strict";', state);
+ }
+ if (superClass.name) {
+ utils.append(
+ 'if(' + superClass.name + '!==null){' +
+ superClass.name + '.apply(this,arguments);}',
+ state
+ );
+ }
+ utils.append('}', state);
+ }
+
+ utils.move(node.body.range[0] + '{'.length, state);
+ traverse(node.body, path, state);
+ utils.catchupWhiteSpace(node.range[1], state);
+}
+
+/**
+ * @param {function} traverse
+ * @param {object} node
+ * @param {array} path
+ * @param {object} state
+ */
+function visitClassDeclaration(traverse, node, path, state) {
+ var className = node.id.name;
+ var superClass = _getSuperClassInfo(node, state);
+
+ state = utils.updateState(state, {
+ mungeNamespace: className,
+ className: className,
+ superClass: superClass
+ });
+
+ _renderClassBody(traverse, node, path, state);
+
+ return false;
+}
+visitClassDeclaration.test = function(node, path, state) {
+ return node.type === Syntax.ClassDeclaration;
+};
+
+/**
+ * @param {function} traverse
+ * @param {object} node
+ * @param {array} path
+ * @param {object} state
+ */
+function visitClassExpression(traverse, node, path, state) {
+ var className = node.id && node.id.name || _generateAnonymousClassName(state);
+ var superClass = _getSuperClassInfo(node, state);
+
+ utils.append('(function(){', state);
+
+ state = utils.updateState(state, {
+ mungeNamespace: className,
+ className: className,
+ superClass: superClass
+ });
+
+ _renderClassBody(traverse, node, path, state);
+
+ utils.append('return ' + className + ';})()', state);
+ return false;
+}
+visitClassExpression.test = function(node, path, state) {
+ return node.type === Syntax.ClassExpression;
+};
+
+/**
+ * @param {function} traverse
+ * @param {object} node
+ * @param {array} path
+ * @param {object} state
+ */
+function visitPrivateIdentifier(traverse, node, path, state) {
+ utils.append(_getMungedName(node.name, state), state);
+ utils.move(node.range[1], state);
+}
+visitPrivateIdentifier.test = function(node, path, state) {
+ if (node.type === Syntax.Identifier && _shouldMungeIdentifier(node, state)) {
+ // Always munge non-computed properties of MemberExpressions
+ // (a la preventing access of properties of unowned objects)
+ if (path[0].type === Syntax.MemberExpression && path[0].object !== node
+ && path[0].computed === false) {
+ return true;
+ }
+
+ // Always munge identifiers that were declared within the method function
+ // scope
+ if (utils.identWithinLexicalScope(node.name, state, state.methodFuncNode)) {
+ return true;
+ }
+
+ // Always munge private keys on object literals defined within a method's
+ // scope.
+ if (path[0].type === Syntax.Property
+ && path[1].type === Syntax.ObjectExpression) {
+ return true;
+ }
+
+ // Always munge function parameters
+ if (path[0].type === Syntax.FunctionExpression
+ || path[0].type === Syntax.FunctionDeclaration
+ || path[0].type === Syntax.ArrowFunctionExpression) {
+ for (var i = 0; i < path[0].params.length; i++) {
+ if (path[0].params[i] === node) {
+ return true;
+ }
+ }
+ }
+ }
+ return false;
+};
+
+/**
+ * @param {function} traverse
+ * @param {object} node
+ * @param {array} path
+ * @param {object} state
+ */
+function visitSuperCallExpression(traverse, node, path, state) {
+ var superClassName = state.superClass.name;
+
+ if (node.callee.type === Syntax.Identifier) {
+ if (_isConstructorMethod(state.methodNode)) {
+ utils.append(superClassName + '.call(', state);
+ } else {
+ var protoProp = SUPER_PROTO_IDENT_PREFIX + superClassName;
+ if (state.methodNode.key.type === Syntax.Identifier) {
+ protoProp += '.' + state.methodNode.key.name;
+ } else if (state.methodNode.key.type === Syntax.Literal) {
+ protoProp += '[' + JSON.stringify(state.methodNode.key.value) + ']';
+ }
+ utils.append(protoProp + ".call(", state);
+ }
+ utils.move(node.callee.range[1], state);
+ } else if (node.callee.type === Syntax.MemberExpression) {
+ utils.append(SUPER_PROTO_IDENT_PREFIX + superClassName, state);
+ utils.move(node.callee.object.range[1], state);
+
+ if (node.callee.computed) {
+ // ["a" + "b"]
+ utils.catchup(node.callee.property.range[1] + ']'.length, state);
+ } else {
+ // .ab
+ utils.append('.' + node.callee.property.name, state);
+ }
+
+ utils.append('.call(', state);
+ utils.move(node.callee.range[1], state);
+ }
+
+ utils.append('this', state);
+ if (node.arguments.length > 0) {
+ utils.append(',', state);
+ utils.catchupWhiteSpace(node.arguments[0].range[0], state);
+ traverse(node.arguments, path, state);
+ }
+
+ utils.catchupWhiteSpace(node.range[1], state);
+ utils.append(')', state);
+ return false;
+}
+visitSuperCallExpression.test = function(node, path, state) {
+ if (state.superClass && node.type === Syntax.CallExpression) {
+ var callee = node.callee;
+ if (callee.type === Syntax.Identifier && callee.name === 'super'
+ || callee.type == Syntax.MemberExpression
+ && callee.object.name === 'super') {
+ return true;
+ }
+ }
+ return false;
+};
+
+/**
+ * @param {function} traverse
+ * @param {object} node
+ * @param {array} path
+ * @param {object} state
+ */
+function visitSuperMemberExpression(traverse, node, path, state) {
+ var superClassName = state.superClass.name;
+
+ utils.append(SUPER_PROTO_IDENT_PREFIX + superClassName, state);
+ utils.move(node.object.range[1], state);
+}
+visitSuperMemberExpression.test = function(node, path, state) {
+ return state.superClass
+ && node.type === Syntax.MemberExpression
+ && node.object.type === Syntax.Identifier
+ && node.object.name === 'super';
+};
+
+exports.resetSymbols = resetSymbols;
+
+exports.visitorList = [
+ visitClassDeclaration,
+ visitClassExpression,
+ visitClassFunctionExpression,
+ visitClassMethod,
+ visitClassMethodParam,
+ visitPrivateIdentifier,
+ visitSuperCallExpression,
+ visitSuperMemberExpression
+];
+
+},{"../src/utils":23,"./reserved-words-helper":34,"base62":10,"esprima-fb":9}],27:[function(_dereq_,module,exports){
+/**
+ * Copyright 2014 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/*global exports:true*/
+
+/**
+ * Implements ES6 destructuring assignment and pattern matchng.
+ *
+ * function init({port, ip, coords: [x, y]}) {
+ * return (x && y) ? {id, port} : {ip};
+ * };
+ *
+ * function init($__0) {
+ * var
+ * port = $__0.port,
+ * ip = $__0.ip,
+ * $__1 = $__0.coords,
+ * x = $__1[0],
+ * y = $__1[1];
+ * return (x && y) ? {id, port} : {ip};
+ * }
+ *
+ * var x, {ip, port} = init({ip, port});
+ *
+ * var x, $__0 = init({ip, port}), ip = $__0.ip, port = $__0.port;
+ *
+ */
+var Syntax = _dereq_('esprima-fb').Syntax;
+var utils = _dereq_('../src/utils');
+
+var reservedWordsHelper = _dereq_('./reserved-words-helper');
+var restParamVisitors = _dereq_('./es6-rest-param-visitors');
+var restPropertyHelpers = _dereq_('./es7-rest-property-helpers');
+
+// -------------------------------------------------------
+// 1. Structured variable declarations.
+//
+// var [a, b] = [b, a];
+// var {x, y} = {y, x};
+// -------------------------------------------------------
+
+function visitStructuredVariable(traverse, node, path, state) {
+ // Allocate new temp for the pattern.
+ utils.append(utils.getTempVar(state.localScope.tempVarIndex) + '=', state);
+ // Skip the pattern and assign the init to the temp.
+ utils.catchupWhiteSpace(node.init.range[0], state);
+ traverse(node.init, path, state);
+ utils.catchup(node.init.range[1], state);
+ // Render the destructured data.
+ utils.append(',' + getDestructuredComponents(node.id, state), state);
+ state.localScope.tempVarIndex++;
+ return false;
+}
+
+visitStructuredVariable.test = function(node, path, state) {
+ return node.type === Syntax.VariableDeclarator &&
+ isStructuredPattern(node.id);
+};
+
+function isStructuredPattern(node) {
+ return node.type === Syntax.ObjectPattern ||
+ node.type === Syntax.ArrayPattern;
+}
+
+// Main function which does actual recursive destructuring
+// of nested complex structures.
+function getDestructuredComponents(node, state) {
+ var tmpIndex = state.localScope.tempVarIndex;
+ var components = [];
+ var patternItems = getPatternItems(node);
+
+ for (var idx = 0; idx < patternItems.length; idx++) {
+ var item = patternItems[idx];
+ if (!item) {
+ continue;
+ }
+
+ if (item.type === Syntax.SpreadElement) {
+ // Spread/rest of an array.
+ // TODO(dmitrys): support spread in the middle of a pattern
+ // and also for function param patterns: [x, ...xs, y]
+ components.push(item.argument.name +
+ '=Array.prototype.slice.call(' +
+ utils.getTempVar(tmpIndex) + ',' + idx + ')'
+ );
+ continue;
+ }
+
+ if (item.type === Syntax.SpreadProperty) {
+ var restExpression = restPropertyHelpers.renderRestExpression(
+ utils.getTempVar(tmpIndex),
+ patternItems
+ );
+ components.push(item.argument.name + '=' + restExpression);
+ continue;
+ }
+
+ // Depending on pattern type (Array or Object), we get
+ // corresponding pattern item parts.
+ var accessor = getPatternItemAccessor(node, item, tmpIndex, idx);
+ var value = getPatternItemValue(node, item);
+
+ // TODO(dmitrys): implement default values: {x, y=5}
+ if (value.type === Syntax.Identifier) {
+ // Simple pattern item.
+ components.push(value.name + '=' + accessor);
+ } else {
+ // Complex sub-structure.
+ components.push(
+ utils.getTempVar(++state.localScope.tempVarIndex) + '=' + accessor +
+ ',' + getDestructuredComponents(value, state)
+ );
+ }
+ }
+
+ return components.join(',');
+}
+
+function getPatternItems(node) {
+ return node.properties || node.elements;
+}
+
+function getPatternItemAccessor(node, patternItem, tmpIndex, idx) {
+ var tmpName = utils.getTempVar(tmpIndex);
+ if (node.type === Syntax.ObjectPattern) {
+ if (reservedWordsHelper.isReservedWord(patternItem.key.name)) {
+ return tmpName + '["' + patternItem.key.name + '"]';
+ } else if (patternItem.key.type === Syntax.Literal) {
+ return tmpName + '[' + JSON.stringify(patternItem.key.value) + ']';
+ } else if (patternItem.key.type === Syntax.Identifier) {
+ return tmpName + '.' + patternItem.key.name;
+ }
+ } else if (node.type === Syntax.ArrayPattern) {
+ return tmpName + '[' + idx + ']';
+ }
+}
+
+function getPatternItemValue(node, patternItem) {
+ return node.type === Syntax.ObjectPattern
+ ? patternItem.value
+ : patternItem;
+}
+
+// -------------------------------------------------------
+// 2. Assignment expression.
+//
+// [a, b] = [b, a];
+// ({x, y} = {y, x});
+// -------------------------------------------------------
+
+function visitStructuredAssignment(traverse, node, path, state) {
+ var exprNode = node.expression;
+ utils.append('var ' + utils.getTempVar(state.localScope.tempVarIndex) + '=', state);
+
+ utils.catchupWhiteSpace(exprNode.right.range[0], state);
+ traverse(exprNode.right, path, state);
+ utils.catchup(exprNode.right.range[1], state);
+
+ utils.append(
+ ';' + getDestructuredComponents(exprNode.left, state) + ';',
+ state
+ );
+
+ utils.catchupWhiteSpace(node.range[1], state);
+ state.localScope.tempVarIndex++;
+ return false;
+}
+
+visitStructuredAssignment.test = function(node, path, state) {
+ // We consider the expression statement rather than just assignment
+ // expression to cover case with object patters which should be
+ // wrapped in grouping operator: ({x, y} = {y, x});
+ return node.type === Syntax.ExpressionStatement &&
+ node.expression.type === Syntax.AssignmentExpression &&
+ isStructuredPattern(node.expression.left);
+};
+
+// -------------------------------------------------------
+// 3. Structured parameter.
+//
+// function foo({x, y}) { ... }
+// -------------------------------------------------------
+
+function visitStructuredParameter(traverse, node, path, state) {
+ utils.append(utils.getTempVar(getParamIndex(node, path)), state);
+ utils.catchupWhiteSpace(node.range[1], state);
+ return true;
+}
+
+function getParamIndex(paramNode, path) {
+ var funcNode = path[0];
+ var tmpIndex = 0;
+ for (var k = 0; k < funcNode.params.length; k++) {
+ var param = funcNode.params[k];
+ if (param === paramNode) {
+ break;
+ }
+ if (isStructuredPattern(param)) {
+ tmpIndex++;
+ }
+ }
+ return tmpIndex;
+}
+
+visitStructuredParameter.test = function(node, path, state) {
+ return isStructuredPattern(node) && isFunctionNode(path[0]);
+};
+
+function isFunctionNode(node) {
+ return (node.type == Syntax.FunctionDeclaration ||
+ node.type == Syntax.FunctionExpression ||
+ node.type == Syntax.MethodDefinition ||
+ node.type == Syntax.ArrowFunctionExpression);
+}
+
+// -------------------------------------------------------
+// 4. Function body for structured parameters.
+//
+// function foo({x, y}) { x; y; }
+// -------------------------------------------------------
+
+function visitFunctionBodyForStructuredParameter(traverse, node, path, state) {
+ var funcNode = path[0];
+
+ utils.catchup(funcNode.body.range[0] + 1, state);
+ renderDestructuredComponents(funcNode, state);
+
+ if (funcNode.rest) {
+ utils.append(
+ restParamVisitors.renderRestParamSetup(funcNode, state),
+ state
+ );
+ }
+
+ return true;
+}
+
+function renderDestructuredComponents(funcNode, state) {
+ var destructuredComponents = [];
+
+ for (var k = 0; k < funcNode.params.length; k++) {
+ var param = funcNode.params[k];
+ if (isStructuredPattern(param)) {
+ destructuredComponents.push(
+ getDestructuredComponents(param, state)
+ );
+ state.localScope.tempVarIndex++;
+ }
+ }
+
+ if (destructuredComponents.length) {
+ utils.append('var ' + destructuredComponents.join(',') + ';', state);
+ }
+}
+
+visitFunctionBodyForStructuredParameter.test = function(node, path, state) {
+ return node.type === Syntax.BlockStatement && isFunctionNode(path[0]);
+};
+
+exports.visitorList = [
+ visitStructuredVariable,
+ visitStructuredAssignment,
+ visitStructuredParameter,
+ visitFunctionBodyForStructuredParameter
+];
+
+exports.renderDestructuredComponents = renderDestructuredComponents;
+
+
+},{"../src/utils":23,"./es6-rest-param-visitors":30,"./es7-rest-property-helpers":32,"./reserved-words-helper":34,"esprima-fb":9}],28:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*jslint node:true*/
+
+/**
+ * Desugars concise methods of objects to function expressions.
+ *
+ * var foo = {
+ * method(x, y) { ... }
+ * };
+ *
+ * var foo = {
+ * method: function(x, y) { ... }
+ * };
+ *
+ */
+
+var Syntax = _dereq_('esprima-fb').Syntax;
+var utils = _dereq_('../src/utils');
+var reservedWordsHelper = _dereq_('./reserved-words-helper');
+
+function visitObjectConciseMethod(traverse, node, path, state) {
+ var isGenerator = node.value.generator;
+ if (isGenerator) {
+ utils.catchupWhiteSpace(node.range[0] + 1, state);
+ }
+ if (node.computed) { // [<expr>]() { ...}
+ utils.catchup(node.key.range[1] + 1, state);
+ } else if (reservedWordsHelper.isReservedWord(node.key.name)) {
+ utils.catchup(node.key.range[0], state);
+ utils.append('"', state);
+ utils.catchup(node.key.range[1], state);
+ utils.append('"', state);
+ }
+
+ utils.catchup(node.key.range[1], state);
+ utils.append(
+ ':function' + (isGenerator ? '*' : ''),
+ state
+ );
+ path.unshift(node);
+ traverse(node.value, path, state);
+ path.shift();
+ return false;
+}
+
+visitObjectConciseMethod.test = function(node, path, state) {
+ return node.type === Syntax.Property &&
+ node.value.type === Syntax.FunctionExpression &&
+ node.method === true;
+};
+
+exports.visitorList = [
+ visitObjectConciseMethod
+];
+
+},{"../src/utils":23,"./reserved-words-helper":34,"esprima-fb":9}],29:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*jslint node: true*/
+
+/**
+ * Desugars ES6 Object Literal short notations into ES3 full notation.
+ *
+ * // Easier return values.
+ * function foo(x, y) {
+ * return {x, y}; // {x: x, y: y}
+ * };
+ *
+ * // Destructuring.
+ * function init({port, ip, coords: {x, y}}) { ... }
+ *
+ */
+var Syntax = _dereq_('esprima-fb').Syntax;
+var utils = _dereq_('../src/utils');
+
+/**
+ * @public
+ */
+function visitObjectLiteralShortNotation(traverse, node, path, state) {
+ utils.catchup(node.key.range[1], state);
+ utils.append(':' + node.key.name, state);
+ return false;
+}
+
+visitObjectLiteralShortNotation.test = function(node, path, state) {
+ return node.type === Syntax.Property &&
+ node.kind === 'init' &&
+ node.shorthand === true &&
+ path[0].type !== Syntax.ObjectPattern;
+};
+
+exports.visitorList = [
+ visitObjectLiteralShortNotation
+];
+
+
+},{"../src/utils":23,"esprima-fb":9}],30:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*jslint node:true*/
+
+/**
+ * Desugars ES6 rest parameters into an ES3 arguments array.
+ *
+ * function printf(template, ...args) {
+ * args.forEach(...);
+ * }
+ *
+ * We could use `Array.prototype.slice.call`, but that usage of arguments causes
+ * functions to be deoptimized in V8, so instead we use a for-loop.
+ *
+ * function printf(template) {
+ * for (var args = [], $__0 = 1, $__1 = arguments.length; $__0 < $__1; $__0++)
+ * args.push(arguments[$__0]);
+ * args.forEach(...);
+ * }
+ *
+ */
+var Syntax = _dereq_('esprima-fb').Syntax;
+var utils = _dereq_('../src/utils');
+
+
+
+function _nodeIsFunctionWithRestParam(node) {
+ return (node.type === Syntax.FunctionDeclaration
+ || node.type === Syntax.FunctionExpression
+ || node.type === Syntax.ArrowFunctionExpression)
+ && node.rest;
+}
+
+function visitFunctionParamsWithRestParam(traverse, node, path, state) {
+ if (node.parametricType) {
+ utils.catchup(node.parametricType.range[0], state);
+ path.unshift(node);
+ traverse(node.parametricType, path, state);
+ path.shift();
+ }
+
+ // Render params.
+ if (node.params.length) {
+ path.unshift(node);
+ traverse(node.params, path, state);
+ path.shift();
+ } else {
+ // -3 is for ... of the rest.
+ utils.catchup(node.rest.range[0] - 3, state);
+ }
+ utils.catchupWhiteSpace(node.rest.range[1], state);
+
+ path.unshift(node);
+ traverse(node.body, path, state);
+ path.shift();
+
+ return false;
+}
+
+visitFunctionParamsWithRestParam.test = function(node, path, state) {
+ return _nodeIsFunctionWithRestParam(node);
+};
+
+function renderRestParamSetup(functionNode, state) {
+ var idx = state.localScope.tempVarIndex++;
+ var len = state.localScope.tempVarIndex++;
+
+ return 'for (var ' + functionNode.rest.name + '=[],' +
+ utils.getTempVar(idx) + '=' + functionNode.params.length + ',' +
+ utils.getTempVar(len) + '=arguments.length;' +
+ utils.getTempVar(idx) + '<' + utils.getTempVar(len) + ';' +
+ utils.getTempVar(idx) + '++) ' +
+ functionNode.rest.name + '.push(arguments[' + utils.getTempVar(idx) + ']);';
+}
+
+function visitFunctionBodyWithRestParam(traverse, node, path, state) {
+ utils.catchup(node.range[0] + 1, state);
+ var parentNode = path[0];
+ utils.append(renderRestParamSetup(parentNode, state), state);
+ return true;
+}
+
+visitFunctionBodyWithRestParam.test = function(node, path, state) {
+ return node.type === Syntax.BlockStatement
+ && _nodeIsFunctionWithRestParam(path[0]);
+};
+
+exports.renderRestParamSetup = renderRestParamSetup;
+exports.visitorList = [
+ visitFunctionParamsWithRestParam,
+ visitFunctionBodyWithRestParam
+];
+
+},{"../src/utils":23,"esprima-fb":9}],31:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*jslint node:true*/
+
+/**
+ * @typechecks
+ */
+'use strict';
+
+var Syntax = _dereq_('esprima-fb').Syntax;
+var utils = _dereq_('../src/utils');
+
+/**
+ * http://people.mozilla.org/~jorendorff/es6-draft.html#sec-12.1.9
+ */
+function visitTemplateLiteral(traverse, node, path, state) {
+ var templateElements = node.quasis;
+
+ utils.append('(', state);
+ for (var ii = 0; ii < templateElements.length; ii++) {
+ var templateElement = templateElements[ii];
+ if (templateElement.value.raw !== '') {
+ utils.append(getCookedValue(templateElement), state);
+ if (!templateElement.tail) {
+ // + between element and substitution
+ utils.append(' + ', state);
+ }
+ // maintain line numbers
+ utils.move(templateElement.range[0], state);
+ utils.catchupNewlines(templateElement.range[1], state);
+ } else { // templateElement.value.raw === ''
+ // Concatenat adjacent substitutions, e.g. `${x}${y}`. Empty templates
+ // appear before the first and after the last element - nothing to add in
+ // those cases.
+ if (ii > 0 && !templateElement.tail) {
+ // + between substitution and substitution
+ utils.append(' + ', state);
+ }
+ }
+
+ utils.move(templateElement.range[1], state);
+ if (!templateElement.tail) {
+ var substitution = node.expressions[ii];
+ if (substitution.type === Syntax.Identifier ||
+ substitution.type === Syntax.MemberExpression ||
+ substitution.type === Syntax.CallExpression) {
+ utils.catchup(substitution.range[1], state);
+ } else {
+ utils.append('(', state);
+ traverse(substitution, path, state);
+ utils.catchup(substitution.range[1], state);
+ utils.append(')', state);
+ }
+ // if next templateElement isn't empty...
+ if (templateElements[ii + 1].value.cooked !== '') {
+ utils.append(' + ', state);
+ }
+ }
+ }
+ utils.move(node.range[1], state);
+ utils.append(')', state);
+ return false;
+}
+
+visitTemplateLiteral.test = function(node, path, state) {
+ return node.type === Syntax.TemplateLiteral;
+};
+
+/**
+ * http://people.mozilla.org/~jorendorff/es6-draft.html#sec-12.2.6
+ */
+function visitTaggedTemplateExpression(traverse, node, path, state) {
+ var template = node.quasi;
+ var numQuasis = template.quasis.length;
+
+ // print the tag
+ utils.move(node.tag.range[0], state);
+ traverse(node.tag, path, state);
+ utils.catchup(node.tag.range[1], state);
+
+ // print array of template elements
+ utils.append('(function() { var siteObj = [', state);
+ for (var ii = 0; ii < numQuasis; ii++) {
+ utils.append(getCookedValue(template.quasis[ii]), state);
+ if (ii !== numQuasis - 1) {
+ utils.append(', ', state);
+ }
+ }
+ utils.append(']; siteObj.raw = [', state);
+ for (ii = 0; ii < numQuasis; ii++) {
+ utils.append(getRawValue(template.quasis[ii]), state);
+ if (ii !== numQuasis - 1) {
+ utils.append(', ', state);
+ }
+ }
+ utils.append(
+ ']; Object.freeze(siteObj.raw); Object.freeze(siteObj); return siteObj; }()',
+ state
+ );
+
+ // print substitutions
+ if (numQuasis > 1) {
+ for (ii = 0; ii < template.expressions.length; ii++) {
+ var expression = template.expressions[ii];
+ utils.append(', ', state);
+
+ // maintain line numbers by calling catchupWhiteSpace over the whole
+ // previous TemplateElement
+ utils.move(template.quasis[ii].range[0], state);
+ utils.catchupNewlines(template.quasis[ii].range[1], state);
+
+ utils.move(expression.range[0], state);
+ traverse(expression, path, state);
+ utils.catchup(expression.range[1], state);
+ }
+ }
+
+ // print blank lines to push the closing ) down to account for the final
+ // TemplateElement.
+ utils.catchupNewlines(node.range[1], state);
+
+ utils.append(')', state);
+
+ return false;
+}
+
+visitTaggedTemplateExpression.test = function(node, path, state) {
+ return node.type === Syntax.TaggedTemplateExpression;
+};
+
+function getCookedValue(templateElement) {
+ return JSON.stringify(templateElement.value.cooked);
+}
+
+function getRawValue(templateElement) {
+ return JSON.stringify(templateElement.value.raw);
+}
+
+exports.visitorList = [
+ visitTemplateLiteral,
+ visitTaggedTemplateExpression
+];
+
+},{"../src/utils":23,"esprima-fb":9}],32:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*jslint node:true*/
+
+/**
+ * Desugars ES7 rest properties into ES5 object iteration.
+ */
+
+var Syntax = _dereq_('esprima-fb').Syntax;
+
+// TODO: This is a pretty massive helper, it should only be defined once, in the
+// transform's runtime environment. We don't currently have a runtime though.
+var restFunction =
+ '(function(source, exclusion) {' +
+ 'var rest = {};' +
+ 'var hasOwn = Object.prototype.hasOwnProperty;' +
+ 'if (source == null) {' +
+ 'throw new TypeError();' +
+ '}' +
+ 'for (var key in source) {' +
+ 'if (hasOwn.call(source, key) && !hasOwn.call(exclusion, key)) {' +
+ 'rest[key] = source[key];' +
+ '}' +
+ '}' +
+ 'return rest;' +
+ '})';
+
+function getPropertyNames(properties) {
+ var names = [];
+ for (var i = 0; i < properties.length; i++) {
+ var property = properties[i];
+ if (property.type === Syntax.SpreadProperty) {
+ continue;
+ }
+ if (property.type === Syntax.Identifier) {
+ names.push(property.name);
+ } else {
+ names.push(property.key.name);
+ }
+ }
+ return names;
+}
+
+function getRestFunctionCall(source, exclusion) {
+ return restFunction + '(' + source + ',' + exclusion + ')';
+}
+
+function getSimpleShallowCopy(accessorExpression) {
+ // This could be faster with 'Object.assign({}, ' + accessorExpression + ')'
+ // but to unify code paths and avoid a ES6 dependency we use the same
+ // helper as for the exclusion case.
+ return getRestFunctionCall(accessorExpression, '{}');
+}
+
+function renderRestExpression(accessorExpression, excludedProperties) {
+ var excludedNames = getPropertyNames(excludedProperties);
+ if (!excludedNames.length) {
+ return getSimpleShallowCopy(accessorExpression);
+ }
+ return getRestFunctionCall(
+ accessorExpression,
+ '{' + excludedNames.join(':1,') + ':1}'
+ );
+}
+
+exports.renderRestExpression = renderRestExpression;
+
+},{"esprima-fb":9}],33:[function(_dereq_,module,exports){
+/**
+ * Copyright 2004-present Facebook. All Rights Reserved.
+ */
+/*global exports:true*/
+
+/**
+ * Implements ES7 object spread property.
+ * https://gist.github.com/sebmarkbage/aa849c7973cb4452c547
+ *
+ * { ...a, x: 1 }
+ *
+ * Object.assign({}, a, {x: 1 })
+ *
+ */
+
+var Syntax = _dereq_('esprima-fb').Syntax;
+var utils = _dereq_('../src/utils');
+
+function visitObjectLiteralSpread(traverse, node, path, state) {
+ utils.catchup(node.range[0], state);
+
+ utils.append('Object.assign({', state);
+
+ // Skip the original {
+ utils.move(node.range[0] + 1, state);
+
+ var previousWasSpread = false;
+
+ for (var i = 0; i < node.properties.length; i++) {
+ var property = node.properties[i];
+ if (property.type === Syntax.SpreadProperty) {
+
+ // Close the previous object or initial object
+ if (!previousWasSpread) {
+ utils.append('}', state);
+ }
+
+ if (i === 0) {
+ // Normally there will be a comma when we catch up, but not before
+ // the first property.
+ utils.append(',', state);
+ }
+
+ utils.catchup(property.range[0], state);
+
+ // skip ...
+ utils.move(property.range[0] + 3, state);
+
+ traverse(property.argument, path, state);
+
+ utils.catchup(property.range[1], state);
+
+ previousWasSpread = true;
+
+ } else {
+
+ utils.catchup(property.range[0], state);
+
+ if (previousWasSpread) {
+ utils.append('{', state);
+ }
+
+ traverse(property, path, state);
+
+ utils.catchup(property.range[1], state);
+
+ previousWasSpread = false;
+
+ }
+ }
+
+ // Strip any non-whitespace between the last item and the end.
+ // We only catch up on whitespace so that we ignore any trailing commas which
+ // are stripped out for IE8 support. Unfortunately, this also strips out any
+ // trailing comments.
+ utils.catchupWhiteSpace(node.range[1] - 1, state);
+
+ // Skip the trailing }
+ utils.move(node.range[1], state);
+
+ if (!previousWasSpread) {
+ utils.append('}', state);
+ }
+
+ utils.append(')', state);
+ return false;
+}
+
+visitObjectLiteralSpread.test = function(node, path, state) {
+ if (node.type !== Syntax.ObjectExpression) {
+ return false;
+ }
+ // Tight loop optimization
+ var hasAtLeastOneSpreadProperty = false;
+ for (var i = 0; i < node.properties.length; i++) {
+ var property = node.properties[i];
+ if (property.type === Syntax.SpreadProperty) {
+ hasAtLeastOneSpreadProperty = true;
+ } else if (property.kind !== 'init') {
+ return false;
+ }
+ }
+ return hasAtLeastOneSpreadProperty;
+};
+
+exports.visitorList = [
+ visitObjectLiteralSpread
+];
+
+},{"../src/utils":23,"esprima-fb":9}],34:[function(_dereq_,module,exports){
+/**
+ * Copyright 2014 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+var KEYWORDS = [
+ 'break', 'do', 'in', 'typeof', 'case', 'else', 'instanceof', 'var', 'catch',
+ 'export', 'new', 'void', 'class', 'extends', 'return', 'while', 'const',
+ 'finally', 'super', 'with', 'continue', 'for', 'switch', 'yield', 'debugger',
+ 'function', 'this', 'default', 'if', 'throw', 'delete', 'import', 'try'
+];
+
+var FUTURE_RESERVED_WORDS = [
+ 'enum', 'await', 'implements', 'package', 'protected', 'static', 'interface',
+ 'private', 'public'
+];
+
+var LITERALS = [
+ 'null',
+ 'true',
+ 'false'
+];
+
+// https://people.mozilla.org/~jorendorff/es6-draft.html#sec-reserved-words
+var RESERVED_WORDS = [].concat(
+ KEYWORDS,
+ FUTURE_RESERVED_WORDS,
+ LITERALS
+);
+
+var reservedWordsMap = Object.create(null);
+RESERVED_WORDS.forEach(function(k) {
+ reservedWordsMap[k] = true;
+});
+
+/**
+ * This list should not grow as new reserved words are introdued. This list is
+ * of words that need to be quoted because ES3-ish browsers do not allow their
+ * use as identifier names.
+ */
+var ES3_FUTURE_RESERVED_WORDS = [
+ 'enum', 'implements', 'package', 'protected', 'static', 'interface',
+ 'private', 'public'
+];
+
+var ES3_RESERVED_WORDS = [].concat(
+ KEYWORDS,
+ ES3_FUTURE_RESERVED_WORDS,
+ LITERALS
+);
+
+var es3ReservedWordsMap = Object.create(null);
+ES3_RESERVED_WORDS.forEach(function(k) {
+ es3ReservedWordsMap[k] = true;
+});
+
+exports.isReservedWord = function(word) {
+ return !!reservedWordsMap[word];
+};
+
+exports.isES3ReservedWord = function(word) {
+ return !!es3ReservedWordsMap[word];
+};
+
+},{}],35:[function(_dereq_,module,exports){
+/**
+ * Copyright 2014 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+/*global exports:true*/
+
+var Syntax = _dereq_('esprima-fb').Syntax;
+var utils = _dereq_('../src/utils');
+var reserverdWordsHelper = _dereq_('./reserved-words-helper');
+
+/**
+ * Code adapted from https://github.com/spicyj/es3ify
+ * The MIT License (MIT)
+ * Copyright (c) 2014 Ben Alpert
+ */
+
+function visitProperty(traverse, node, path, state) {
+ utils.catchup(node.key.range[0], state);
+ utils.append('"', state);
+ utils.catchup(node.key.range[1], state);
+ utils.append('"', state);
+ utils.catchup(node.value.range[0], state);
+ traverse(node.value, path, state);
+ return false;
+}
+
+visitProperty.test = function(node) {
+ return node.type === Syntax.Property &&
+ node.key.type === Syntax.Identifier &&
+ !node.method &&
+ !node.shorthand &&
+ !node.computed &&
+ reserverdWordsHelper.isES3ReservedWord(node.key.name);
+};
+
+function visitMemberExpression(traverse, node, path, state) {
+ traverse(node.object, path, state);
+ utils.catchup(node.property.range[0] - 1, state);
+ utils.append('[', state);
+ utils.catchupWhiteSpace(node.property.range[0], state);
+ utils.append('"', state);
+ utils.catchup(node.property.range[1], state);
+ utils.append('"]', state);
+ return false;
+}
+
+visitMemberExpression.test = function(node) {
+ return node.type === Syntax.MemberExpression &&
+ node.property.type === Syntax.Identifier &&
+ reserverdWordsHelper.isES3ReservedWord(node.property.name);
+};
+
+exports.visitorList = [
+ visitProperty,
+ visitMemberExpression
+];
+
+},{"../src/utils":23,"./reserved-words-helper":34,"esprima-fb":9}],36:[function(_dereq_,module,exports){
+var esprima = _dereq_('esprima-fb');
+var utils = _dereq_('../src/utils');
+
+var Syntax = esprima.Syntax;
+
+function _isFunctionNode(node) {
+ return node.type === Syntax.FunctionDeclaration
+ || node.type === Syntax.FunctionExpression
+ || node.type === Syntax.ArrowFunctionExpression;
+}
+
+function visitClassProperty(traverse, node, path, state) {
+ utils.catchup(node.range[0], state);
+ utils.catchupWhiteOut(node.range[1], state);
+ return false;
+}
+visitClassProperty.test = function(node, path, state) {
+ return node.type === Syntax.ClassProperty;
+};
+
+function visitTypeAlias(traverse, node, path, state) {
+ utils.catchupWhiteOut(node.range[1], state);
+ return false;
+}
+visitTypeAlias.test = function(node, path, state) {
+ return node.type === Syntax.TypeAlias;
+};
+
+function visitTypeCast(traverse, node, path, state) {
+ path.unshift(node);
+ traverse(node.expression, path, state);
+ path.shift();
+
+ utils.catchup(node.typeAnnotation.range[0], state);
+ utils.catchupWhiteOut(node.typeAnnotation.range[1], state);
+ return false;
+}
+visitTypeCast.test = function(node, path, state) {
+ return node.type === Syntax.TypeCastExpression;
+};
+
+function visitInterfaceDeclaration(traverse, node, path, state) {
+ utils.catchupWhiteOut(node.range[1], state);
+ return false;
+}
+visitInterfaceDeclaration.test = function(node, path, state) {
+ return node.type === Syntax.InterfaceDeclaration;
+};
+
+function visitDeclare(traverse, node, path, state) {
+ utils.catchupWhiteOut(node.range[1], state);
+ return false;
+}
+visitDeclare.test = function(node, path, state) {
+ switch (node.type) {
+ case Syntax.DeclareVariable:
+ case Syntax.DeclareFunction:
+ case Syntax.DeclareClass:
+ case Syntax.DeclareModule:
+ return true;
+ }
+ return false;
+};
+
+function visitFunctionParametricAnnotation(traverse, node, path, state) {
+ utils.catchup(node.range[0], state);
+ utils.catchupWhiteOut(node.range[1], state);
+ return false;
+}
+visitFunctionParametricAnnotation.test = function(node, path, state) {
+ return node.type === Syntax.TypeParameterDeclaration
+ && path[0]
+ && _isFunctionNode(path[0])
+ && node === path[0].typeParameters;
+};
+
+function visitFunctionReturnAnnotation(traverse, node, path, state) {
+ utils.catchup(node.range[0], state);
+ utils.catchupWhiteOut(node.range[1], state);
+ return false;
+}
+visitFunctionReturnAnnotation.test = function(node, path, state) {
+ return path[0] && _isFunctionNode(path[0]) && node === path[0].returnType;
+};
+
+function visitOptionalFunctionParameterAnnotation(traverse, node, path, state) {
+ utils.catchup(node.range[0] + node.name.length, state);
+ utils.catchupWhiteOut(node.range[1], state);
+ return false;
+}
+visitOptionalFunctionParameterAnnotation.test = function(node, path, state) {
+ return node.type === Syntax.Identifier
+ && node.optional
+ && path[0]
+ && _isFunctionNode(path[0]);
+};
+
+function visitTypeAnnotatedIdentifier(traverse, node, path, state) {
+ utils.catchup(node.typeAnnotation.range[0], state);
+ utils.catchupWhiteOut(node.typeAnnotation.range[1], state);
+ return false;
+}
+visitTypeAnnotatedIdentifier.test = function(node, path, state) {
+ return node.type === Syntax.Identifier && node.typeAnnotation;
+};
+
+function visitTypeAnnotatedObjectOrArrayPattern(traverse, node, path, state) {
+ utils.catchup(node.typeAnnotation.range[0], state);
+ utils.catchupWhiteOut(node.typeAnnotation.range[1], state);
+ return false;
+}
+visitTypeAnnotatedObjectOrArrayPattern.test = function(node, path, state) {
+ var rightType = node.type === Syntax.ObjectPattern
+ || node.type === Syntax.ArrayPattern;
+ return rightType && node.typeAnnotation;
+};
+
+/**
+ * Methods cause trouble, since esprima parses them as a key/value pair, where
+ * the location of the value starts at the method body. For example
+ * { bar(x:number,...y:Array<number>):number {} }
+ * is parsed as
+ * { bar: function(x: number, ...y:Array<number>): number {} }
+ * except that the location of the FunctionExpression value is 40-something,
+ * which is the location of the function body. This means that by the time we
+ * visit the params, rest param, and return type organically, we've already
+ * catchup()'d passed them.
+ */
+function visitMethod(traverse, node, path, state) {
+ path.unshift(node);
+ traverse(node.key, path, state);
+
+ path.unshift(node.value);
+ traverse(node.value.params, path, state);
+ node.value.rest && traverse(node.value.rest, path, state);
+ node.value.returnType && traverse(node.value.returnType, path, state);
+ traverse(node.value.body, path, state);
+
+ path.shift();
+
+ path.shift();
+ return false;
+}
+
+visitMethod.test = function(node, path, state) {
+ return (node.type === "Property" && (node.method || node.kind === "set" || node.kind === "get"))
+ || (node.type === "MethodDefinition");
+};
+
+function visitImportType(traverse, node, path, state) {
+ utils.catchupWhiteOut(node.range[1], state);
+ return false;
+}
+visitImportType.test = function(node, path, state) {
+ return node.type === 'ImportDeclaration'
+ && node.isType;
+};
+
+exports.visitorList = [
+ visitClassProperty,
+ visitDeclare,
+ visitImportType,
+ visitInterfaceDeclaration,
+ visitFunctionParametricAnnotation,
+ visitFunctionReturnAnnotation,
+ visitMethod,
+ visitOptionalFunctionParameterAnnotation,
+ visitTypeAlias,
+ visitTypeCast,
+ visitTypeAnnotatedIdentifier,
+ visitTypeAnnotatedObjectOrArrayPattern
+];
+
+},{"../src/utils":23,"esprima-fb":9}],37:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+/*global exports:true*/
+'use strict';
+var Syntax = _dereq_('jstransform').Syntax;
+var utils = _dereq_('jstransform/src/utils');
+
+function renderJSXLiteral(object, isLast, state, start, end) {
+ var lines = object.value.split(/\r\n|\n|\r/);
+
+ if (start) {
+ utils.append(start, state);
+ }
+
+ var lastNonEmptyLine = 0;
+
+ lines.forEach(function(line, index) {
+ if (line.match(/[^ \t]/)) {
+ lastNonEmptyLine = index;
+ }
+ });
+
+ lines.forEach(function(line, index) {
+ var isFirstLine = index === 0;
+ var isLastLine = index === lines.length - 1;
+ var isLastNonEmptyLine = index === lastNonEmptyLine;
+
+ // replace rendered whitespace tabs with spaces
+ var trimmedLine = line.replace(/\t/g, ' ');
+
+ // trim whitespace touching a newline
+ if (!isFirstLine) {
+ trimmedLine = trimmedLine.replace(/^[ ]+/, '');
+ }
+ if (!isLastLine) {
+ trimmedLine = trimmedLine.replace(/[ ]+$/, '');
+ }
+
+ if (!isFirstLine) {
+ utils.append(line.match(/^[ \t]*/)[0], state);
+ }
+
+ if (trimmedLine || isLastNonEmptyLine) {
+ utils.append(
+ JSON.stringify(trimmedLine) +
+ (!isLastNonEmptyLine ? ' + \' \' +' : ''),
+ state);
+
+ if (isLastNonEmptyLine) {
+ if (end) {
+ utils.append(end, state);
+ }
+ if (!isLast) {
+ utils.append(', ', state);
+ }
+ }
+
+ // only restore tail whitespace if line had literals
+ if (trimmedLine && !isLastLine) {
+ utils.append(line.match(/[ \t]*$/)[0], state);
+ }
+ }
+
+ if (!isLastLine) {
+ utils.append('\n', state);
+ }
+ });
+
+ utils.move(object.range[1], state);
+}
+
+function renderJSXExpressionContainer(traverse, object, isLast, path, state) {
+ // Plus 1 to skip `{`.
+ utils.move(object.range[0] + 1, state);
+ utils.catchup(object.expression.range[0], state);
+ traverse(object.expression, path, state);
+
+ if (!isLast && object.expression.type !== Syntax.JSXEmptyExpression) {
+ // If we need to append a comma, make sure to do so after the expression.
+ utils.catchup(object.expression.range[1], state, trimLeft);
+ utils.append(', ', state);
+ }
+
+ // Minus 1 to skip `}`.
+ utils.catchup(object.range[1] - 1, state, trimLeft);
+ utils.move(object.range[1], state);
+ return false;
+}
+
+function quoteAttrName(attr) {
+ // Quote invalid JS identifiers.
+ if (!/^[a-z_$][a-z\d_$]*$/i.test(attr)) {
+ return '"' + attr + '"';
+ }
+ return attr;
+}
+
+function trimLeft(value) {
+ return value.replace(/^[ ]+/, '');
+}
+
+exports.renderJSXExpressionContainer = renderJSXExpressionContainer;
+exports.renderJSXLiteral = renderJSXLiteral;
+exports.quoteAttrName = quoteAttrName;
+exports.trimLeft = trimLeft;
+
+},{"jstransform":22,"jstransform/src/utils":23}],38:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+/*global exports:true*/
+'use strict';
+
+var Syntax = _dereq_('jstransform').Syntax;
+var utils = _dereq_('jstransform/src/utils');
+
+var renderJSXExpressionContainer =
+ _dereq_('./jsx').renderJSXExpressionContainer;
+var renderJSXLiteral = _dereq_('./jsx').renderJSXLiteral;
+var quoteAttrName = _dereq_('./jsx').quoteAttrName;
+
+var trimLeft = _dereq_('./jsx').trimLeft;
+
+/**
+ * Customized desugar processor for React JSX. Currently:
+ *
+ * <X> </X> => React.createElement(X, null)
+ * <X prop="1" /> => React.createElement(X, {prop: '1'}, null)
+ * <X prop="2"><Y /></X> => React.createElement(X, {prop:'2'},
+ * React.createElement(Y, null)
+ * )
+ * <div /> => React.createElement("div", null)
+ */
+
+/**
+ * Removes all non-whitespace/parenthesis characters
+ */
+var reNonWhiteParen = /([^\s\(\)])/g;
+function stripNonWhiteParen(value) {
+ return value.replace(reNonWhiteParen, '');
+}
+
+var tagConvention = /^[a-z]|\-/;
+function isTagName(name) {
+ return tagConvention.test(name);
+}
+
+function visitReactTag(traverse, object, path, state) {
+ var openingElement = object.openingElement;
+ var nameObject = openingElement.name;
+ var attributesObject = openingElement.attributes;
+
+ utils.catchup(openingElement.range[0], state, trimLeft);
+
+ if (nameObject.type === Syntax.JSXNamespacedName && nameObject.namespace) {
+ throw new Error('Namespace tags are not supported. ReactJSX is not XML.');
+ }
+
+ // We assume that the React runtime is already in scope
+ utils.append('React.createElement(', state);
+
+ if (nameObject.type === Syntax.JSXIdentifier && isTagName(nameObject.name)) {
+ utils.append('"' + nameObject.name + '"', state);
+ utils.move(nameObject.range[1], state);
+ } else {
+ // Use utils.catchup in this case so we can easily handle
+ // JSXMemberExpressions which look like Foo.Bar.Baz. This also handles
+ // JSXIdentifiers that aren't fallback tags.
+ utils.move(nameObject.range[0], state);
+ utils.catchup(nameObject.range[1], state);
+ }
+
+ utils.append(', ', state);
+
+ var hasAttributes = attributesObject.length;
+
+ var hasAtLeastOneSpreadProperty = attributesObject.some(function(attr) {
+ return attr.type === Syntax.JSXSpreadAttribute;
+ });
+
+ // if we don't have any attributes, pass in null
+ if (hasAtLeastOneSpreadProperty) {
+ utils.append('React.__spread({', state);
+ } else if (hasAttributes) {
+ utils.append('{', state);
+ } else {
+ utils.append('null', state);
+ }
+
+ // keep track of if the previous attribute was a spread attribute
+ var previousWasSpread = false;
+
+ // write attributes
+ attributesObject.forEach(function(attr, index) {
+ var isLast = index === attributesObject.length - 1;
+
+ if (attr.type === Syntax.JSXSpreadAttribute) {
+ // Close the previous object or initial object
+ if (!previousWasSpread) {
+ utils.append('}, ', state);
+ }
+
+ // Move to the expression start, ignoring everything except parenthesis
+ // and whitespace.
+ utils.catchup(attr.range[0], state, stripNonWhiteParen);
+ // Plus 1 to skip `{`.
+ utils.move(attr.range[0] + 1, state);
+ utils.catchup(attr.argument.range[0], state, stripNonWhiteParen);
+
+ traverse(attr.argument, path, state);
+
+ utils.catchup(attr.argument.range[1], state);
+
+ // Move to the end, ignoring parenthesis and the closing `}`
+ utils.catchup(attr.range[1] - 1, state, stripNonWhiteParen);
+
+ if (!isLast) {
+ utils.append(', ', state);
+ }
+
+ utils.move(attr.range[1], state);
+
+ previousWasSpread = true;
+
+ return;
+ }
+
+ // If the next attribute is a spread, we're effective last in this object
+ if (!isLast) {
+ isLast = attributesObject[index + 1].type === Syntax.JSXSpreadAttribute;
+ }
+
+ if (attr.name.namespace) {
+ throw new Error(
+ 'Namespace attributes are not supported. ReactJSX is not XML.');
+ }
+ var name = attr.name.name;
+
+ utils.catchup(attr.range[0], state, trimLeft);
+
+ if (previousWasSpread) {
+ utils.append('{', state);
+ }
+
+ utils.append(quoteAttrName(name), state);
+ utils.append(': ', state);
+
+ if (!attr.value) {
+ state.g.buffer += 'true';
+ state.g.position = attr.name.range[1];
+ if (!isLast) {
+ utils.append(', ', state);
+ }
+ } else {
+ utils.move(attr.name.range[1], state);
+ // Use catchupNewlines to skip over the '=' in the attribute
+ utils.catchupNewlines(attr.value.range[0], state);
+ if (attr.value.type === Syntax.Literal) {
+ renderJSXLiteral(attr.value, isLast, state);
+ } else {
+ renderJSXExpressionContainer(traverse, attr.value, isLast, path, state);
+ }
+ }
+
+ utils.catchup(attr.range[1], state, trimLeft);
+
+ previousWasSpread = false;
+
+ });
+
+ if (!openingElement.selfClosing) {
+ utils.catchup(openingElement.range[1] - 1, state, trimLeft);
+ utils.move(openingElement.range[1], state);
+ }
+
+ if (hasAttributes && !previousWasSpread) {
+ utils.append('}', state);
+ }
+
+ if (hasAtLeastOneSpreadProperty) {
+ utils.append(')', state);
+ }
+
+ // filter out whitespace
+ var childrenToRender = object.children.filter(function(child) {
+ return !(child.type === Syntax.Literal
+ && typeof child.value === 'string'
+ && child.value.match(/^[ \t]*[\r\n][ \t\r\n]*$/));
+ });
+ if (childrenToRender.length > 0) {
+ var lastRenderableIndex;
+
+ childrenToRender.forEach(function(child, index) {
+ if (child.type !== Syntax.JSXExpressionContainer ||
+ child.expression.type !== Syntax.JSXEmptyExpression) {
+ lastRenderableIndex = index;
+ }
+ });
+
+ if (lastRenderableIndex !== undefined) {
+ utils.append(', ', state);
+ }
+
+ childrenToRender.forEach(function(child, index) {
+ utils.catchup(child.range[0], state, trimLeft);
+
+ var isLast = index >= lastRenderableIndex;
+
+ if (child.type === Syntax.Literal) {
+ renderJSXLiteral(child, isLast, state);
+ } else if (child.type === Syntax.JSXExpressionContainer) {
+ renderJSXExpressionContainer(traverse, child, isLast, path, state);
+ } else {
+ traverse(child, path, state);
+ if (!isLast) {
+ utils.append(', ', state);
+ }
+ }
+
+ utils.catchup(child.range[1], state, trimLeft);
+ });
+ }
+
+ if (openingElement.selfClosing) {
+ // everything up to />
+ utils.catchup(openingElement.range[1] - 2, state, trimLeft);
+ utils.move(openingElement.range[1], state);
+ } else {
+ // everything up to </ sdflksjfd>
+ utils.catchup(object.closingElement.range[0], state, trimLeft);
+ utils.move(object.closingElement.range[1], state);
+ }
+
+ utils.append(')', state);
+ return false;
+}
+
+visitReactTag.test = function(object, path, state) {
+ return object.type === Syntax.JSXElement;
+};
+
+exports.visitorList = [
+ visitReactTag
+];
+
+},{"./jsx":37,"jstransform":22,"jstransform/src/utils":23}],39:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+/*global exports:true*/
+'use strict';
+
+var Syntax = _dereq_('jstransform').Syntax;
+var utils = _dereq_('jstransform/src/utils');
+
+function addDisplayName(displayName, object, state) {
+ if (object &&
+ object.type === Syntax.CallExpression &&
+ object.callee.type === Syntax.MemberExpression &&
+ object.callee.object.type === Syntax.Identifier &&
+ object.callee.object.name === 'React' &&
+ object.callee.property.type === Syntax.Identifier &&
+ object.callee.property.name === 'createClass' &&
+ object.arguments.length === 1 &&
+ object.arguments[0].type === Syntax.ObjectExpression) {
+ // Verify that the displayName property isn't already set
+ var properties = object.arguments[0].properties;
+ var safe = properties.every(function(property) {
+ var value = property.key.type === Syntax.Identifier ?
+ property.key.name :
+ property.key.value;
+ return value !== 'displayName';
+ });
+
+ if (safe) {
+ utils.catchup(object.arguments[0].range[0] + 1, state);
+ utils.append('displayName: "' + displayName + '",', state);
+ }
+ }
+}
+
+/**
+ * Transforms the following:
+ *
+ * var MyComponent = React.createClass({
+ * render: ...
+ * });
+ *
+ * into:
+ *
+ * var MyComponent = React.createClass({
+ * displayName: 'MyComponent',
+ * render: ...
+ * });
+ *
+ * Also catches:
+ *
+ * MyComponent = React.createClass(...);
+ * exports.MyComponent = React.createClass(...);
+ * module.exports = {MyComponent: React.createClass(...)};
+ */
+function visitReactDisplayName(traverse, object, path, state) {
+ var left, right;
+
+ if (object.type === Syntax.AssignmentExpression) {
+ left = object.left;
+ right = object.right;
+ } else if (object.type === Syntax.Property) {
+ left = object.key;
+ right = object.value;
+ } else if (object.type === Syntax.VariableDeclarator) {
+ left = object.id;
+ right = object.init;
+ }
+
+ if (left && left.type === Syntax.MemberExpression) {
+ left = left.property;
+ }
+ if (left && left.type === Syntax.Identifier) {
+ addDisplayName(left.name, right, state);
+ }
+}
+
+visitReactDisplayName.test = function(object, path, state) {
+ return (
+ object.type === Syntax.AssignmentExpression ||
+ object.type === Syntax.Property ||
+ object.type === Syntax.VariableDeclarator
+ );
+};
+
+exports.visitorList = [
+ visitReactDisplayName
+];
+
+},{"jstransform":22,"jstransform/src/utils":23}],40:[function(_dereq_,module,exports){
+/*global exports:true*/
+
+'use strict';
+
+var es6ArrowFunctions =
+ _dereq_('jstransform/visitors/es6-arrow-function-visitors');
+var es6Classes = _dereq_('jstransform/visitors/es6-class-visitors');
+var es6Destructuring =
+ _dereq_('jstransform/visitors/es6-destructuring-visitors');
+var es6ObjectConciseMethod =
+ _dereq_('jstransform/visitors/es6-object-concise-method-visitors');
+var es6ObjectShortNotation =
+ _dereq_('jstransform/visitors/es6-object-short-notation-visitors');
+var es6RestParameters = _dereq_('jstransform/visitors/es6-rest-param-visitors');
+var es6Templates = _dereq_('jstransform/visitors/es6-template-visitors');
+var es6CallSpread =
+ _dereq_('jstransform/visitors/es6-call-spread-visitors');
+var es7SpreadProperty =
+ _dereq_('jstransform/visitors/es7-spread-property-visitors');
+var react = _dereq_('./transforms/react');
+var reactDisplayName = _dereq_('./transforms/reactDisplayName');
+var reservedWords = _dereq_('jstransform/visitors/reserved-words-visitors');
+
+/**
+ * Map from transformName => orderedListOfVisitors.
+ */
+var transformVisitors = {
+ 'es6-arrow-functions': es6ArrowFunctions.visitorList,
+ 'es6-classes': es6Classes.visitorList,
+ 'es6-destructuring': es6Destructuring.visitorList,
+ 'es6-object-concise-method': es6ObjectConciseMethod.visitorList,
+ 'es6-object-short-notation': es6ObjectShortNotation.visitorList,
+ 'es6-rest-params': es6RestParameters.visitorList,
+ 'es6-templates': es6Templates.visitorList,
+ 'es6-call-spread': es6CallSpread.visitorList,
+ 'es7-spread-property': es7SpreadProperty.visitorList,
+ 'react': react.visitorList.concat(reactDisplayName.visitorList),
+ 'reserved-words': reservedWords.visitorList
+};
+
+var transformSets = {
+ 'harmony': [
+ 'es6-arrow-functions',
+ 'es6-object-concise-method',
+ 'es6-object-short-notation',
+ 'es6-classes',
+ 'es6-rest-params',
+ 'es6-templates',
+ 'es6-destructuring',
+ 'es6-call-spread',
+ 'es7-spread-property'
+ ],
+ 'es3': [
+ 'reserved-words'
+ ],
+ 'react': [
+ 'react'
+ ]
+};
+
+/**
+ * Specifies the order in which each transform should run.
+ */
+var transformRunOrder = [
+ 'reserved-words',
+ 'es6-arrow-functions',
+ 'es6-object-concise-method',
+ 'es6-object-short-notation',
+ 'es6-classes',
+ 'es6-rest-params',
+ 'es6-templates',
+ 'es6-destructuring',
+ 'es6-call-spread',
+ 'es7-spread-property',
+ 'react'
+];
+
+/**
+ * Given a list of transform names, return the ordered list of visitors to be
+ * passed to the transform() function.
+ *
+ * @param {array?} excludes
+ * @return {array}
+ */
+function getAllVisitors(excludes) {
+ var ret = [];
+ for (var i = 0, il = transformRunOrder.length; i < il; i++) {
+ if (!excludes || excludes.indexOf(transformRunOrder[i]) === -1) {
+ ret = ret.concat(transformVisitors[transformRunOrder[i]]);
+ }
+ }
+ return ret;
+}
+
+/**
+ * Given a list of visitor set names, return the ordered list of visitors to be
+ * passed to jstransform.
+ *
+ * @param {array}
+ * @return {array}
+ */
+function getVisitorsBySet(sets) {
+ var visitorsToInclude = sets.reduce(function(visitors, set) {
+ if (!transformSets.hasOwnProperty(set)) {
+ throw new Error('Unknown visitor set: ' + set);
+ }
+ transformSets[set].forEach(function(visitor) {
+ visitors[visitor] = true;
+ });
+ return visitors;
+ }, {});
+
+ var visitorList = [];
+ for (var i = 0; i < transformRunOrder.length; i++) {
+ if (visitorsToInclude.hasOwnProperty(transformRunOrder[i])) {
+ visitorList = visitorList.concat(transformVisitors[transformRunOrder[i]]);
+ }
+ }
+
+ return visitorList;
+}
+
+exports.getVisitorsBySet = getVisitorsBySet;
+exports.getAllVisitors = getAllVisitors;
+exports.transformVisitors = transformVisitors;
+
+},{"./transforms/react":38,"./transforms/reactDisplayName":39,"jstransform/visitors/es6-arrow-function-visitors":24,"jstransform/visitors/es6-call-spread-visitors":25,"jstransform/visitors/es6-class-visitors":26,"jstransform/visitors/es6-destructuring-visitors":27,"jstransform/visitors/es6-object-concise-method-visitors":28,"jstransform/visitors/es6-object-short-notation-visitors":29,"jstransform/visitors/es6-rest-param-visitors":30,"jstransform/visitors/es6-template-visitors":31,"jstransform/visitors/es7-spread-property-visitors":33,"jstransform/visitors/reserved-words-visitors":35}],41:[function(_dereq_,module,exports){
+/**
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+
+'use strict';
+/*eslint-disable no-undef*/
+var Buffer = _dereq_('buffer').Buffer;
+
+function inlineSourceMap(sourceMap, sourceCode, sourceFilename) {
+ // This can be used with a sourcemap that has already has toJSON called on it.
+ // Check first.
+ var json = sourceMap;
+ if (typeof sourceMap.toJSON === 'function') {
+ json = sourceMap.toJSON();
+ }
+ json.sources = [sourceFilename];
+ json.sourcesContent = [sourceCode];
+ var base64 = Buffer(JSON.stringify(json)).toString('base64');
+ return '//# sourceMappingURL=data:application/json;base64,' + base64;
+}
+
+module.exports = inlineSourceMap;
+
+},{"buffer":3}]},{},[1])(1)
+}); \ No newline at end of file
diff --git a/ui/ZeroTierNode.jsx b/ui/ZeroTierNode.jsx
new file mode 100644
index 00000000..5d2af33f
--- /dev/null
+++ b/ui/ZeroTierNode.jsx
@@ -0,0 +1,51 @@
+var ZeroTierNode = React.createClass({
+ getInitialState: function() {
+ return {
+ address: '----------',
+ online: false,
+ version: '_._._'
+ };
+ },
+
+ updateAll: function() {
+ Ajax.call({
+ url: 'status?auth='+this.props.authToken,
+ cache: false,
+ type: 'GET',
+ success: function(data) {
+ if (data)
+ this.setState(JSON.parse(data));
+ }.bind(this),
+ error: function() {
+ this.setState(this.getInitialState());
+ }.bind(this)
+ })
+ },
+
+ componentDidMount: function() {
+ this.updateAll();
+// this.updateIntervalId = setInterval(this.updateAll,2500);
+ },
+ componentWillUnmount: function() {
+// clearInterval(this.updateIntervalId);
+ },
+ render: function() {
+ return (
+ <div className="container-fluid zeroTierNode">
+ <div className="row">
+ </div>
+ <div className="row">
+ <div className="col-xs-8">
+ <span className="zerotier-address">{this.state.address}</span>
+ <span className="zerotier-node-statusline">{this.state.online ? 'ONLINE' : 'OFFLINE'}&nbsp;&nbsp;{this.state.version}</span>
+ </div>
+ <div className="col-xs-4">
+ <form>
+ <input type="text"/>
+ </form>
+ </div>
+ </div>
+ </div>
+ );
+ }
+});
diff --git a/ui/bootstrap-theme.min.css b/ui/bootstrap-theme.min.css
new file mode 100644
index 00000000..cefa3d1a
--- /dev/null
+++ b/ui/bootstrap-theme.min.css
@@ -0,0 +1,5 @@
+/*!
+ * Bootstrap v3.3.4 (http://getbootstrap.com)
+ * Copyright 2011-2015 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ */.btn-danger,.btn-default,.btn-info,.btn-primary,.btn-success,.btn-warning{text-shadow:0 -1px 0 rgba(0,0,0,.2);-webkit-box-shadow:inset 0 1px 0 rgba(255,255,255,.15),0 1px 1px rgba(0,0,0,.075);box-shadow:inset 0 1px 0 rgba(255,255,255,.15),0 1px 1px rgba(0,0,0,.075)}.btn-danger.active,.btn-danger:active,.btn-default.active,.btn-default:active,.btn-info.active,.btn-info:active,.btn-primary.active,.btn-primary:active,.btn-success.active,.btn-success:active,.btn-warning.active,.btn-warning:active{-webkit-box-shadow:inset 0 3px 5px rgba(0,0,0,.125);box-shadow:inset 0 3px 5px rgba(0,0,0,.125)}.btn-danger .badge,.btn-default .badge,.btn-info .badge,.btn-primary .badge,.btn-success .badge,.btn-warning .badge{text-shadow:none}.btn.active,.btn:active{background-image:none}.btn-default{text-shadow:0 1px 0 #fff;background-image:-webkit-linear-gradient(top,#fff 0,#e0e0e0 100%);background-image:-o-linear-gradient(top,#fff 0,#e0e0e0 100%);background-image:-webkit-gradient(linear,left top,left bottom,from(#fff),to(#e0e0e0));background-image:linear-gradient(to bottom,#fff 0,#e0e0e0 100%);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffffff', endColorstr='#ffe0e0e0', GradientType=0);filter:progid:DXImageTransform.Microsoft.gradient(enabled=false);background-repeat:repeat-x;border-color:#dbdbdb;border-color:#ccc}.btn-default:focus,.btn-default:hover{background-color:#e0e0e0;background-position:0 -15px}.btn-default.active,.btn-default:active{background-color:#e0e0e0;border-color:#dbdbdb}.btn-default.disabled,.btn-default:disabled,.btn-default[disabled]{background-color:#e0e0e0;background-image:none}.btn-primary{background-image:-webkit-linear-gradient(top,#337ab7 0,#265a88 100%);background-image:-o-linear-gradient(top,#337ab7 0,#265a88 100%);background-image:-webkit-gradient(linear,left top,left bottom,from(#337ab7),to(#265a88));background-image:linear-gradient(to bottom,#337ab7 0,#265a88 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GradientType=0);filter:progid:DXImageTransform.Microsoft.gradient(enabled=false);background-repeat:repeat-x;border-color:#3e8f3e}.btn-success:focus,.btn-success:hover{background-color:#419641;background-position:0 -15px}.btn-success.active,.btn-success:active{background-color:#419641;border-color:#3e8f3e}.btn-success.disabled,.btn-success:disabled,.btn-success[disabled]{background-color:#419641;background-image:none}.btn-info{background-image:-webkit-linear-gradient(top,#5bc0de 0,#2aabd2 100%);background-image:-o-linear-gradient(top,#5bc0de 0,#2aabd2 100%);background-image:-webkit-gradient(linear,left top,left bottom,from(#5bc0de),to(#2aabd2));background-image:linear-gradient(to bottom,#5bc0de 0,#2aabd2 100%);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff5bc0de', endColorstr='#ff2aabd2', GradientType=0);filter:progid:DXImageTransform.Microsoft.gradient(enabled=false);background-repeat:repeat-x;border-color:#28a4c9}.btn-info:focus,.btn-info:hover{background-color:#2aabd2;background-position:0 -15px}.btn-info.active,.btn-info:active{background-color:#2aabd2;border-color:#28a4c9}.btn-info.disabled,.btn-info:disabled,.btn-info[disabled]{background-color:#2aabd2;background-image:none}.btn-warning{background-image:-webkit-linear-gradient(top,#f0ad4e 0,#eb9316 100%);background-image:-o-linear-gradient(top,#f0ad4e 0,#eb9316 100%);background-image:-webkit-gradient(linear,left top,left bottom,from(#f0ad4e),to(#eb9316));background-image:linear-gradient(to bottom,#f0ad4e 0,#eb9316 100%);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#fff0ad4e', endColorstr='#ffeb9316', GradientType=0);filter:progid:DXImageTransform.Microsoft.gradient(enabled=false);background-repeat:repeat-x;border-color:#e38d13}.btn-warning:focus,.btn-warning:hover{background-color:#eb9316;background-position:0 -15px}.btn-warning.active,.btn-warning:active{background-color:#eb9316;border-color:#e38d13}.btn-warning.disabled,.btn-warning:disabled,.btn-warning[disabled]{background-color:#eb9316;background-image:none}.btn-danger{background-image:-webkit-linear-gradient(top,#d9534f 0,#c12e2a 100%);background-image:-o-linear-gradient(top,#d9534f 0,#c12e2a 100%);background-image:-webkit-gradient(linear,left top,left bottom,from(#d9534f),to(#c12e2a));background-image:linear-gradient(to bottom,#d9534f 0,#c12e2a 100%);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffd9534f', endColorstr='#ffc12e2a', 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GradientType=0);background-repeat:repeat-x}.dropdown-menu>.active>a,.dropdown-menu>.active>a:focus,.dropdown-menu>.active>a:hover{background-color:#2e6da4;background-image:-webkit-linear-gradient(top,#337ab7 0,#2e6da4 100%);background-image:-o-linear-gradient(top,#337ab7 0,#2e6da4 100%);background-image:-webkit-gradient(linear,left top,left bottom,from(#337ab7),to(#2e6da4));background-image:linear-gradient(to bottom,#337ab7 0,#2e6da4 100%);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff337ab7', endColorstr='#ff2e6da4', GradientType=0);background-repeat:repeat-x}.navbar-default{background-image:-webkit-linear-gradient(top,#fff 0,#f8f8f8 100%);background-image:-o-linear-gradient(top,#fff 0,#f8f8f8 100%);background-image:-webkit-gradient(linear,left top,left bottom,from(#fff),to(#f8f8f8));background-image:linear-gradient(to bottom,#fff 0,#f8f8f8 100%);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffffff', endColorstr='#fff8f8f8', GradientType=0);filter:progid:DXImageTransform.Microsoft.gradient(enabled=false);background-repeat:repeat-x;border-radius:4px;-webkit-box-shadow:inset 0 1px 0 rgba(255,255,255,.15),0 1px 5px rgba(0,0,0,.075);box-shadow:inset 0 1px 0 rgba(255,255,255,.15),0 1px 5px rgba(0,0,0,.075)}.navbar-default .navbar-nav>.active>a,.navbar-default .navbar-nav>.open>a{background-image:-webkit-linear-gradient(top,#dbdbdb 0,#e2e2e2 100%);background-image:-o-linear-gradient(top,#dbdbdb 0,#e2e2e2 100%);background-image:-webkit-gradient(linear,left top,left bottom,from(#dbdbdb),to(#e2e2e2));background-image:linear-gradient(to bottom,#dbdbdb 0,#e2e2e2 100%);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffdbdbdb', endColorstr='#ffe2e2e2', GradientType=0);background-repeat:repeat-x;-webkit-box-shadow:inset 0 3px 9px rgba(0,0,0,.075);box-shadow:inset 0 3px 9px rgba(0,0,0,.075)}.navbar-brand,.navbar-nav>li>a{text-shadow:0 1px 0 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diff --git a/ui/bootstrap.min.css b/ui/bootstrap.min.css
new file mode 100644
index 00000000..cd1c616a
--- /dev/null
+++ b/ui/bootstrap.min.css
@@ -0,0 +1,5 @@
+/*!
+ * Bootstrap v3.3.4 (http://getbootstrap.com)
+ * Copyright 2011-2015 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
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diff --git a/ui/index.html b/ui/index.html
new file mode 100644
index 00000000..83a4fb0e
--- /dev/null
+++ b/ui/index.html
@@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+ <title>ZeroTier One</title>
+ <meta http-equiv="X-UA-Compatible" content="IE=edge"/>
+ <meta name="viewport" content="width=device-width, initial-scale=1">
+ <link rel="stylesheet" href="bootstrap.min.css">
+ <link rel="stylesheet" href="bootstrap-theme.min.css">
+ <link rel="stylesheet" href="zerotier.css">
+
+ <script src="simpleajax.min.js"></script>
+ <script src="react.min.js"></script>
+ <script src="JSXTransformer.js"></script>
+
+ <script type="text/jsx" src="ZeroTierNode.jsx"></script>
+
+ <script type="text/jsx" src="main.jsx"></script>
+</head>
+<body>
+<div style="width: 100%; height: 100%;" id="main"></div>
+</body>
+</html>
diff --git a/ui/main.jsx b/ui/main.jsx
new file mode 100644
index 00000000..01c300e9
--- /dev/null
+++ b/ui/main.jsx
@@ -0,0 +1,4 @@
+React.render(
+ <ZeroTierNode authToken={'5d6181b71fae2684f9cc64ed'} />,
+ document.getElementById('main')
+);
diff --git a/ui/react.min.js b/ui/react.min.js
new file mode 100644
index 00000000..9040c970
--- /dev/null
+++ b/ui/react.min.js
@@ -0,0 +1,15 @@
+/**
+ * React v0.13.2
+ *
+ * Copyright 2013-2015, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ */
+!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var t;t="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,t.React=e()}}(function(){return function e(t,n,r){function o(a,u){if(!n[a]){if(!t[a]){var s="function"==typeof require&&require;if(!u&&s)return s(a,!0);if(i)return i(a,!0);var l=new Error("Cannot find module '"+a+"'");throw l.code="MODULE_NOT_FOUND",l}var c=n[a]={exports:{}};t[a][0].call(c.exports,function(e){var n=t[a][1][e];return o(n?n:e)},c,c.exports,e,t,n,r)}return n[a].exports}for(var i="function"==typeof require&&require,a=0;a<r.length;a++)o(r[a]);return o}({1:[function(e,t,n){"use strict";var r=e(19),o=e(32),i=e(34),a=e(33),u=e(38),s=e(39),l=e(55),c=(e(56),e(40)),p=e(51),d=e(54),f=e(64),h=e(68),m=e(73),v=e(76),g=e(79),y=e(82),C=e(27),E=e(115),b=e(142);d.inject();var 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r=e(15),o=e(20),i=e(97),a=e(68),u=e(139),s=r.topLevelTypes,l=a.getFirstReactDOM,c={mouseEnter:{registrationName:u({onMouseEnter:null}),dependencies:[s.topMouseOut,s.topMouseOver]},mouseLeave:{registrationName:u({onMouseLeave:null}),dependencies:[s.topMouseOut,s.topMouseOver]}},p=[null,null],d={eventTypes:c,extractEvents:function(e,t,n,r){if(e===s.topMouseOver&&(r.relatedTarget||r.fromElement))return null;if(e!==s.topMouseOut&&e!==s.topMouseOver)return null;var u;if(t.window===t)u=t;else{var d=t.ownerDocument;u=d?d.defaultView||d.parentWindow:window}var f,h;if(e===s.topMouseOut?(f=t,h=l(r.relatedTarget||r.toElement)||u):(f=u,h=t),f===h)return null;var m=f?a.getID(f):"",v=h?a.getID(h):"",g=i.getPooled(c.mouseLeave,m,r);g.type="mouseleave",g.target=f,g.relatedTarget=h;var y=i.getPooled(c.mouseEnter,v,r);return y.type="mouseenter",y.target=h,y.relatedTarget=f,o.accumulateEnterLeaveDispatches(g,y,m,v),p[0]=g,p[1]=y,p}};t.exports=d},{139:139,15:15,20:20,68:68,97:97}],15:[function(e,t,n){"use 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r,o=e(10),i=e(21),a=o.injection.MUST_USE_ATTRIBUTE,u=o.injection.MUST_USE_PROPERTY,s=o.injection.HAS_BOOLEAN_VALUE,l=o.injection.HAS_SIDE_EFFECTS,c=o.injection.HAS_NUMERIC_VALUE,p=o.injection.HAS_POSITIVE_NUMERIC_VALUE,d=o.injection.HAS_OVERLOADED_BOOLEAN_VALUE;if(i.canUseDOM){var f=document.implementation;r=f&&f.hasFeature&&f.hasFeature("http://www.w3.org/TR/SVG11/feature#BasicStructure","1.1")}var h={isCustomAttribute:RegExp.prototype.test.bind(/^(data|aria)-[a-z_][a-z\d_.\-]*$/),Properties:{accept:null,acceptCharset:null,accessKey:null,action:null,allowFullScreen:a|s,allowTransparency:a,alt:null,async:s,autoComplete:null,autoPlay:s,cellPadding:null,cellSpacing:null,charSet:a,checked:u|s,classID:a,className:r?a:u,cols:a|p,colSpan:null,content:null,contentEditable:null,contextMenu:a,controls:u|s,coords:null,crossOrigin:null,data:null,dateTime:a,defer:s,dir:null,disabled:a|s,download:d,draggable:null,encType:null,form:a,formAction:a,formEncType:a,formMethod:a,formNoValidate:s,formTarget:a,frameBorder:a,headers:null,height:a,hidden:a|s,high:null,href:null,hrefLang:null,htmlFor:null,httpEquiv:null,icon:null,id:u,label:null,lang:null,list:a,loop:u|s,low:null,manifest:a,marginHeight:null,marginWidth:null,max:null,maxLength:a,media:a,mediaGroup:null,method:null,min:null,multiple:u|s,muted:u|s,name:null,noValidate:s,open:s,optimum:null,pattern:null,placeholder:null,poster:null,preload:null,radioGroup:null,readOnly:u|s,rel:null,required:s,role:a,rows:a|p,rowSpan:null,sandbox:null,scope:null,scoped:s,scrolling:null,seamless:a|s,selected:u|s,shape:null,size:a|p,sizes:a,span:p,spellCheck:null,src:null,srcDoc:u,srcSet:a,start:c,step:null,style:null,tabIndex:null,target:null,title:null,type:null,useMap:null,value:u|l,width:a,wmode:a,autoCapitalize:null,autoCorrect:null,itemProp:a,itemScope:a|s,itemType:a,itemID:a,itemRef:a,property:null,unselectable:a},DOMAttributeNames:{acceptCharset:"accept-charset",className:"class",htmlFor:"for",httpEquiv:"http-equiv"},DOMPropertyNames:{autoCapitalize:"autocapitalize",autoComplete:"autocomplete",autoCorrect:"autocorrect",autoFocus:"autofocus",autoPlay:"autoplay",encType:"encoding",hrefLang:"hreflang",radioGroup:"radiogroup",spellCheck:"spellcheck",srcDoc:"srcdoc",srcSet:"srcset"}};t.exports=h},{10:10,21:21}],24:[function(e,t,n){"use 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This will render a read-only field. If the field should be mutable use `defaultValue`. Otherwise, set either `onChange` or `readOnly`.")},checked:function(e,t,n){return!e[t]||e.onChange||e.readOnly||e.disabled?null:new Error("You provided a `checked` prop to a form field without an `onChange` handler. This will render a read-only field. If the field should be mutable use `defaultChecked`. 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o=e(2),i=e(11),a=e(24),u=e(29),s=e(33),l=e(55),c=e(68),p=e(85),d=e(27),f=e(133),h=l.createFactory("input"),m={},v=s.createClass({displayName:"ReactDOMInput",tagName:"INPUT",mixins:[o,a.Mixin,u],getInitialState:function(){var e=this.props.defaultValue;return{initialChecked:this.props.defaultChecked||!1,initialValue:null!=e?e:null}},render:function(){var e=d({},this.props);e.defaultChecked=null,e.defaultValue=null;var t=a.getValue(this);e.value=null!=t?t:this.state.initialValue;var n=a.getChecked(this);return e.checked=null!=n?n:this.state.initialChecked,e.onChange=this._handleChange,h(e,this.props.children)},componentDidMount:function(){var e=c.getID(this.getDOMNode());m[e]=this},componentWillUnmount:function(){var e=this.getDOMNode(),t=c.getID(e);delete m[t]},componentDidUpdate:function(e,t,n){var r=this.getDOMNode();null!=this.props.checked&&i.setValueForProperty(r,"checked",this.props.checked||!1);var o=a.getValue(this);null!=o&&i.setValueForProperty(r,"value",""+o)},_handleChange:function(e){var t,n=a.getOnChange(this);n&&(t=n.call(this,e)),p.asap(r,this);var o=this.props.name;if("radio"===this.props.type&&null!=o){for(var i=this.getDOMNode(),u=i;u.parentNode;)u=u.parentNode;for(var s=u.querySelectorAll("input[name="+JSON.stringify(""+o)+'][type="radio"]'),l=0,d=s.length;d>l;l++){var h=s[l];if(h!==i&&h.form===i.form){var v=c.getID(h);f(v);var g=m[v];f(g),p.asap(r,g)}}}return t}});t.exports=v},{11:11,133:133,2:2,24:24,27:27,29:29,33:33,55:55,68:68,85:85}],48:[function(e,t,n){"use strict";var r=e(29),o=e(33),i=e(55),a=(e(150),i.createFactory("option")),u=o.createClass({displayName:"ReactDOMOption",tagName:"OPTION",mixins:[r],componentWillMount:function(){},render:function(){return a(this.props,this.props.children)}});t.exports=u},{150:150,29:29,33:33,55:55}],49:[function(e,t,n){"use strict";function r(){if(this._pendingUpdate){this._pendingUpdate=!1;var 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t=window.getSelection&&window.getSelection();if(!t||0===t.rangeCount)return null;var n=t.anchorNode,o=t.anchorOffset,i=t.focusNode,a=t.focusOffset,u=t.getRangeAt(0),s=r(t.anchorNode,t.anchorOffset,t.focusNode,t.focusOffset),l=s?0:u.toString().length,c=u.cloneRange();c.selectNodeContents(e),c.setEnd(u.startContainer,u.startOffset);var p=r(c.startContainer,c.startOffset,c.endContainer,c.endOffset),d=p?0:c.toString().length,f=d+l,h=document.createRange();h.setStart(n,o),h.setEnd(i,a);var m=h.collapsed;return{start:m?f:d,end:m?d:f}}function a(e,t){var n,r,o=document.selection.createRange().duplicate();"undefined"==typeof t.end?(n=t.start,r=n):t.start>t.end?(n=t.end,r=t.start):(n=t.start,r=t.end),o.moveToElementText(e),o.moveStart("character",n),o.setEndPoint("EndToStart",o),o.moveEnd("character",r-n),o.select()}function u(e,t){if(window.getSelection){var n=window.getSelection(),r=e[c()].length,o=Math.min(t.start,r),i="undefined"==typeof t.end?o:Math.min(t.end,r);if(!n.extend&&o>i){var 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diff --git a/ui/simpleajax.min.js b/ui/simpleajax.min.js
new file mode 100644
index 00000000..bd15dbdd
--- /dev/null
+++ b/ui/simpleajax.min.js
@@ -0,0 +1,2 @@
+/** SimpleAjax v1.0.1 - MIT license - https://github.com/freelancephp/SimpleAjax */
+(function(window){var SimpleAjax=window.SimpleAjax={xhr:null,settings:{url:"",type:"GET",dataType:"text",async:true,cache:true,data:null,contentType:"application/x-www-form-urlencoded",success:null,error:null,complete:null,accepts:{text:"text/plain",html:"text/html",xml:"application/xml, text/xml",json:"application/json, text/javascript"}},call:function(a){var b=this,c=window.XMLHttpRequest?new XMLHttpRequest:new ActiveXObject("Microsoft.XMLHTTP"),d=function(a,b){var c={};for(var d in a)c[d]=typeof b[d]=="undefined"?a[d]:b[d];return c}(this.settings,a),e=function(){if(c.readyState==4){if(c.status>=200&&c.status<300||c.status===304){var a=d.dataType=="xml"?c.responseXML:c.responseText;if(d.dataType=="json")a=b.parseJSON(a);if(b.isFunction(d.success))d.success.call(d,a,c.status,c)}else{if(b.isFunction(d.error))d.error.call(d,c,c.status)}if(b.isFunction(d.complete))d.complete.call(d,c,c.status)}};this.xhr=c;if(!d.cache)d.url+=(d.url.indexOf("?")>-1?"&":"?")+"_nocache="+(new Date).getTime();if(d.data){if(d.type=="GET"){d.url+=(d.url.indexOf("?")>-1?"&":"?")+this.param(d.data);d.data=null}else{d.data=this.param(d.data)}}c.open(d.type,d.url,d.async);c.setRequestHeader("Content-type",d.contentType);if(d.dataType&&d.accepts[d.dataType])c.setRequestHeader("Accept",d.accepts[d.dataType]);if(d.async){c.onreadystatechange=e;c.send(d.data)}else{c.send(d.data);e()}return this},get:function(a,b,c){if(this.isFunction(b)){c=b;b=null}return this.call({url:a,type:"GET",data:b,success:c})},post:function(a,b,c){if(this.isFunction(b)){c=b;b=null}return this.call({url:a,type:"POST",data:b,success:c})},load:function(a,b,c,d){if(typeof a=="string")a=document.getElementById(a);return this.call({url:b,type:c?"POST":"GET",data:c||null,complete:d||null,success:function(b){try{a.innerHTML=b}catch(c){var d=document.createElement("div");d.innerHTML=b;while(a.firstChild)a.removeChild(a.firstChild);for(var e=0,f=d.childNodes.length;e<f;e++)a.appendChild(d.childNodes[e])}}})},param:function(a){var b=[];for(var c in a){b.push(encodeURIComponent(c)+"="+encodeURIComponent(a[c]))}return b.join("&")},parseJSON:function(data){if(typeof data!=="string"||!data)return null;return eval("("+this.trim(data)+")")},trim:function(a){return a.replace(/^\s+/,"").replace(/\s+$/,"")},isFunction:function(a){return Object.prototype.toString.call(a)==="[object Function]"}};if(!window.Ajax){window.Ajax=SimpleAjax}})(window) \ No newline at end of file
diff --git a/ui/zerotier.css b/ui/zerotier.css
new file mode 100644
index 00000000..e8ac0bd5
--- /dev/null
+++ b/ui/zerotier.css
@@ -0,0 +1,39 @@
+/* Dark blue-grey: #234447
+ * Light blue-grey: #91a2a3
+ * Light yellow: #ffffcc
+ * Orange: #ffb354 */
+
+/*
+@font-face {
+ font-family: 'Clear Sans Thin';
+ src: url('fonts/clearsans_thin/ClearSans-Thin-webfont.eot');
+ src: url('fonts/clearsans_thin/ClearSans-Thin-webfont.eot?#iefix') format('embedded-opentype'), url('fonts/clearsans_thin/ClearSans-Thin-webfont.woff') format('woff'), url('fonts/clearsans_thin/ClearSans-Thin-webfont.ttf') format('truetype'), url('fonts/clearsans_thin/ClearSans-Thin-webfont.svg#clear_sans_thinregular') format('svg');
+ font-weight: normal;
+ font-style: normal;
+}
+*/
+/*
+@font-face {
+ font-family: 'Clear Sans Regular';
+ src: url('ClearSans-Regular-webfont.eot');
+ src: url('ClearSans-Regular-webfont.eot?#iefix') format('embedded-opentype'), url('ClearSans-Regular-webfont.woff') format('woff'), url('ClearSans-Regular-webfont.ttf') format('truetype'), url('ClearSans-Regular-webfont.svg#clear_sansregular') format('svg');
+ font-weight: normal;
+ font-style: normal;
+}
+*/
+
+html,body {
+ font-family: "Helvetica Neue","Lucida Sans Unicode",sans-serif;
+ font-size: 12pt;
+ margin: 0;
+ padding: 0;
+ width: 100%;
+}
+
+.zerotier-address {
+ font-family: monospace;
+}
+.zerotier-node-statusline {
+ font-size: smaller;
+ padding: 0 0.75rem 0 0.75rem;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-10 21:18:07 +0000