# File lib/action_dispatch/middleware/show_exceptions.rb, line 45 def call(env) status, headers, body = @app.call(env) # Only this middleware cares about RoutingError. So, let's just raise # it here. # TODO: refactor this middleware to handle the X-Cascade scenario without # having to raise an exception. if headers['X-Cascade'] == 'pass' raise ActionController::RoutingError, "No route matches #{env['PATH_INFO'].inspect}" end [status, headers, body] rescue Exception => exception raise exception if env['action_dispatch.show_exceptions'] == false render_exception(env, exception) end