Consistent formatting in validate-value.ml

1 files changed, 23 insertions, 24 deletions

diff --git a/src/validate_value.ml b/src/validate_value.ml
index 02cd15a..0b4148f 100644
--- a/src/validate_value.ml
+++ b/src/validate_value.ml
@@ -1,36 +1,35 @@
 type check = Regex of string | Exec of string
 
 let validate_value buf value_constraint value =
-    match value_constraint with
-    | Regex s ->
-        (try
-           let _ = Pcre.exec ~pat:s value in true
-       with Not_found -> false)
-    | Exec c ->
-        (* XXX: Unix.open_process_in is "shelling out", which is a bad idea on multiple levels,
-                especially when the input comes directly from the user...
-                We should do something about it.
-         *)
-        let chan = Unix.open_process_in (Printf.sprintf "%s \'%s\' 2>&1" c value) in
-        let out = try CCIO.read_all chan with _ -> "" in
-        let result = Unix.close_process_in chan in
-        match result with
-        | Unix.WEXITED 0 -> true
-        | Unix.WEXITED 127 ->
-          let () = Printf.printf "Could not execute validator %s" c in
-          false
-        | _ ->
-          let () = Buffer.add_string buf out; Buffer.add_string buf "\n" in
-          false
+  match value_constraint with
+  | Regex s ->
+    (try let _ = Pcre.exec ~pat:s value in true
+     with Not_found -> false)
+  | Exec c ->
+    (* XXX: Unix.open_process_in is "shelling out", which is a bad idea on multiple levels,
+       especially when the input comes directly from the user...
+       We should do something about it.
+     *)
+    let chan = Unix.open_process_in (Printf.sprintf "%s \'%s\' 2>&1" c value) in
+    let out = try CCIO.read_all chan with _ -> "" in
+    let result = Unix.close_process_in chan in
+    match result with
+    | Unix.WEXITED 0 -> true
+    | Unix.WEXITED 127 ->
+      let () = Printf.printf "Could not execute validator %s" c in
+      false
+    | _ ->
+      let () = Buffer.add_string buf out; Buffer.add_string buf "\n" in
+      false
 
 let value = ref ""
 
 let checks = ref []
 
 let args = [
-    ("--regex", Arg.String (fun s -> checks := (Regex s) :: !checks), "Check the value against a regex");
-    ("--exec", Arg.String (fun s -> checks := (Exec s) :: !checks), "Check the value against an external command");
-    ("--value", Arg.String (fun s -> value := s), "Value to check");
+  ("--regex", Arg.String (fun s -> checks := (Regex s) :: !checks), "Check the value against a regex");
+  ("--exec", Arg.String (fun s -> checks := (Exec s) :: !checks), "Check the value against an external command");
+  ("--value", Arg.String (fun s -> value := s), "Value to check");
 ]
 let usage = Printf.sprintf "Usage: %s [OPTIONS] <number>" Sys.argv.(0)