normalize_path

# File actionpack/lib/action_dispatch/routing/mapper.rb, line 92 def normalize_path(path) raise ArgumentError, "path is required" if path.blank? path = Mapper.normalize_path(path) if path.match(':controller') raise ArgumentError, ":controller segment is not allowed within a namespace block" if @scope[:module] # Add a default constraint for :controller path segments that matches namespaced # controllers with default routes like :controller/:action/:id(.:format), e.g: # GET /admin/products/show/1 # => { :controller => 'admin/products', :action => 'show', :id => '1' } @options[:controller] ||= /.+?/ end # Add a constraint for wildcard route to make it non-greedy and match the # optional format part of the route by default if path.match(WILDCARD_PATH) && @options[:format] != false @options[$1.to_sym] ||= /.+?/ end if @options[:format] == false @options.delete(:format) path elsif path.include?(":format") || path.end_with?('/') path elsif @options[:format] == true "#{path}.:format" else "#{path}(.:format)" end end