Merge pull request #24062 from resure/redundant-escapes

Remove redundant regexp escapes in generators

actioncable/lib/rails/generators/channel/channel_generator.rb

@@ -21,7 +21,7 @@ def create_channel_file
 
       protected
         def file_name
-          @_file_name ||= super.gsub(/\_channel/i, '')
+          @_file_name ||= super.gsub(/_channel/i, '')
         end
 
         # FIXME: Change these files to symlinks once RubyGems 2.5.0 is required.

actionmailer/lib/rails/generators/mailer/mailer_generator.rb

@@ -15,7 +15,7 @@ def create_mailer_file
 
       protected
         def file_name
-          @_file_name ||= super.gsub(/\_mailer/i, '')
+          @_file_name ||= super.gsub(/_mailer/i, '')
         end
     end
   end

railties/lib/rails/generators/erb/mailer/mailer_generator.rb

@@ -26,7 +26,7 @@ def formats
       end
 
       def file_name
-        @_file_name ||= super.gsub(/\_mailer/i, '')
+        @_file_name ||= super.gsub(/_mailer/i, '')
       end
     end
   end

railties/lib/rails/generators/test_unit/mailer/mailer_generator.rb

@@ -19,7 +19,7 @@ def create_preview_files
 
       protected
         def file_name
-          @_file_name ||= super.gsub(/\_mailer/i, '')
+          @_file_name ||= super.gsub(/_mailer/i, '')
         end
     end
   end