#399

backend/app/models/post.rb

@@ -238,7 +238,8 @@ class Post < ApplicationRecord
     value = raw_value.to_s.strip
     return nil if value.blank?
 
-    if (match = value.match(/\A(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})\z/))
+    match = value.match(/\A(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})\z/)
+    if match
       year = match[1].to_i
       month = match[2].to_i
       day = match[3].to_i
@@ -251,9 +252,7 @@ class Post < ApplicationRecord
 
     match =
         value.match(
-            /\A(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})/ \
-            '(?::(\d{2})(?:\.(\d+))?)?' \
-            '(Z|[+-]\d{2}:?\d{2})?\z/')
+            /\A(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})(?::(\d{2})(?:\.(\d+))?)?(Z|[+-]\d{2}:?\d{2})?\z/)
     return nil if match.nil?
 
     year = match[1].to_i