jocubeit

namespace :routes do
  desc 'Print out all defined routes in match order, with names, per constraint class. Target specific constraint class with CONSTRAINT=x. Target specific controller with CONTROLLER=x.'
  task constrained: :environment do
    Rails.application.reload_routes!

    constraints_routes = Hash.new

    Rails.application.routes.routes.each do |route|
      group = (route.app.class == ActionDispatch::Routing::Mapper::Constraints ? route.app.send( :constraints ).first.to_s : 'No constraint class')
      constraints_routes[group] ||= []