From 3639a5610b590a64d6d56bee81dddd252994cfe5 Mon Sep 17 00:00:00 2001
From: Thomas Mangin <thomas.mangin@exa.net.uk>
Date: Wed, 6 May 2020 16:45:44 +0100
Subject: validator: T2417: try to make the code clearer

---
 src/validators/fqdn | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)

(limited to 'src/validators/fqdn')

diff --git a/src/validators/fqdn b/src/validators/fqdn
index 9f4ed764f..347ffda42 100755
--- a/src/validators/fqdn
+++ b/src/validators/fqdn
@@ -14,14 +14,17 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-from re import match
-from sys import argv,exit
+import re
+import sys
 
-if len(argv) == 2:
-  # pattern copied from: https://www.regextester.com/103452
-  pattern = "(?=^.{4,253}$)(^((?!-)[a-zA-Z0-9-]{0,62}[a-zA-Z0-9]\.)+[a-zA-Z]{2,63}$)"
-  if match(pattern, argv[1]):
-    exit(0)
-  else:
-    exit(1)
 
+# pattern copied from: https://www.regextester.com/103452
+pattern = "(?=^.{4,253}$)(^((?!-)[a-zA-Z0-9-]{0,62}[a-zA-Z0-9]\.)+[a-zA-Z]{2,63}$)"
+
+
+if __name__ == '__main__':
+    if len(sys.argv) != 2:
+        sys.exit(1)
+    if not re.match(pattern, sys.argv[1]):
+        sys.exit(1)
+    sys.exit(0)
-- 
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