By doing so and including it in ActionDispatch::Routing::UrlFor, we make
it available in controllers, helpers and specs, and so we can remove the
duplication we had there with methods dealing with the same problem.
Even if monkey-patching is ugly, using a different module and executing
ActionDispatch::Routing::UrlFor.send(:include, MyModule) wouldn't make
the method available in the controller.
Keep a blank line before and after private
Keep a blank line before and after protected
Remove extra empty line at class body end
Remove extra blank line
Add final newline
Use 2 (not 3) spaces for indentation
Use 2 (not 4) spaces for indentation
Remove space before comma
Add space after comma
Remove trailing whitespaces
Remove unnecessary spacing
Use snake_case for variable names
Do not use then for multi-line if
Remove unused block argument - i
Use the new Ruby 1.9 hash syntax
Remove unused assignment to variable
Indent when as deep as case
Align attributes
Align end with def
