method

merge_script_names

rails latest stable - Class: ActionDispatch::Routing::RoutesProxy

merge_script_names(previous_script_name, new_script_name)

private

Keeps the part of the script name provided by the global context via ENV[“SCRIPT_NAME”], which `mount` doesn’t know about since it depends on the specific request, but use our script name resolver for the mount point dependent part.

# File actionpack/lib/action_dispatch/routing/routes_proxy.rb, line 53
      def merge_script_names(previous_script_name, new_script_name)
        return new_script_name unless previous_script_name

        resolved_parts = new_script_name.count("/")
        previous_parts = previous_script_name.count("/")
        context_parts = previous_parts - resolved_parts + 1

        (previous_script_name.split("/").slice(0, context_parts).join("/")) + new_script_name
      end

merge_script_names

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