lib/active_model/attribute_methods.rb in activemodel-3.2.11 vs lib/active_model/attribute_methods.rb in activemodel-3.2.12

@@ -363,10 +363,10 @@
                 "automatically."
               )
             end
 
             @prefix, @suffix = options[:prefix] || '', options[:suffix] || ''
-            @regex = /^(#{Regexp.escape(@prefix)})(.+?)(#{Regexp.escape(@suffix)})$/
+            @regex = /\A(#{Regexp.escape(@prefix)})(.+?)(#{Regexp.escape(@suffix)})\z/
             @method_missing_target = "#{@prefix}attribute#{@suffix}"
             @method_name = "#{prefix}%s#{suffix}"
           end
 
           def match(method_name)