Move rake routes task to rails command

After a discussion with matthewd. It was mentioned that rake tasks need
to be moved to rails command.
See: https://github.com/rails/rails/issues/32117

railties/lib/rails/commands/routes/routes_command.rb

+# frozen_string_literal: true
+
+require "rails/command"
+
+module Rails
+  module Command
+    class RoutesCommand < Base # :nodoc:
+      class_option :controller, aliases: "-c", type: :string, desc: "Specifies the controller."
+      class_option :grep_pattern, aliases: "-g", type: :string, desc: "Specifies grep pattern."
+
+      no_commands do
+        def help
+          say "Usage: Print out all defined routes in match order, with names."
+          say ""
+          say "Target specific controller with -c option, or grep routes using -g option"
+          say ""
+        end
+      end
+
+      def perform(*)
+        require_application_and_environment!
+        require "action_dispatch/routing/inspector"
+
+        all_routes = Rails.application.routes.routes
+        inspector = ActionDispatch::Routing::RoutesInspector.new(all_routes)
+
+        say inspector.format(ActionDispatch::Routing::ConsoleFormatter.new, routes_filter)
+      end
+
+      private
+
+        def routes_filter
+          if options.has_key?("controller")
+            { controller: options["controller"] }
+          elsif options.has_key?("grep_pattern")
+            options["grep_pattern"]
+          else
+            nil
+          end
+        end
+    end
+  end
+end

railties/lib/rails/tasks.rb

@@ -12,7 +12,6 @@
   middleware
   misc
   restart
-  routes
   tmp
   yarn
 ).tap { |arr|

railties/lib/rails/tasks/routes.rake

-# frozen_string_literal: true
-
-require "optparse"
-
-desc "Print out all defined routes in match order, with names. Target specific controller with -c option, or grep routes using -g option"
-task routes: :environment do
-  all_routes = Rails.application.routes.routes
-  require "action_dispatch/routing/inspector"
-  inspector = ActionDispatch::Routing::RoutesInspector.new(all_routes)
-
-  routes_filter = nil
-
-  OptionParser.new do |opts|
-    opts.banner = "Usage: rails routes [options]"
-
-    Rake.application.standard_rake_options.each { |args| opts.on(*args) }
-
-    opts.on("-c CONTROLLER") do |controller|
-      routes_filter = { controller: controller }
-    end
-
-    opts.on("-g PATTERN") do |pattern|
-      routes_filter = pattern
-    end
-
-  end.parse!(ARGV.reject { |x| x == "routes" })
-
-  puts inspector.format(ActionDispatch::Routing::ConsoleFormatter.new, routes_filter)
-
-  exit 0 # ensure extra arguments aren't interpreted as Rake tasks
-end

railties/test/application/rake_test.rb

@@ -162,117 +162,6 @@ def test_singular_resource_output_in_rake_routes
       assert_equal expected_output, output
     end
 
-    def test_rails_routes_with_global_search_key
-      app_file "config/routes.rb", <<-RUBY
-        Rails.application.routes.draw do
-          get '/cart', to: 'cart#show'
-          post '/cart', to: 'cart#create'
-          get '/basketballs', to: 'basketball#index'
-        end
-      RUBY
-
-      output = rails("routes", "-g", "show")
-      assert_equal <<~MESSAGE, output
-                              Prefix Verb URI Pattern                                                                       Controller#Action
-                                cart GET  /cart(.:format)                                                                   cart#show
-                  rails_service_blob GET  /rails/active_storage/blobs/:signed_id/*filename(.:format)                        active_storage/blobs#show
-                rails_blob_variation GET  /rails/active_storage/variants/:signed_blob_id/:variation_key/*filename(.:format) active_storage/variants#show
-                  rails_blob_preview GET  /rails/active_storage/previews/:signed_blob_id/:variation_key/*filename(.:format) active_storage/previews#show
-                  rails_disk_service GET  /rails/active_storage/disk/:encoded_key/*filename(.:format)                       active_storage/disk#show
-      MESSAGE
-
-      output = rails("routes", "-g", "POST")
-      assert_equal <<~MESSAGE, output
-                              Prefix Verb URI Pattern                                    Controller#Action
-                                     POST /cart(.:format)                                cart#create
-                rails_direct_uploads POST /rails/active_storage/direct_uploads(.:format) active_storage/direct_uploads#create
-      MESSAGE
-
-      output = rails("routes", "-g", "basketballs")
-      assert_equal "     Prefix Verb URI Pattern            Controller#Action\n" \
-                   "basketballs GET  /basketballs(.:format) basketball#index\n", output
-    end
-
-    def test_rails_routes_with_controller_search_key
-      app_file "config/routes.rb", <<-RUBY
-        Rails.application.routes.draw do
-          get '/cart', to: 'cart#show'
-          get '/basketball', to: 'basketball#index'
-        end
-      RUBY
-
-      output = rails("routes", "-c", "cart")
-      assert_equal "Prefix Verb URI Pattern     Controller#Action\n  cart GET  /cart(.:format) cart#show\n", output
-
-      output = rails("routes", "-c", "Cart")
-      assert_equal "Prefix Verb URI Pattern     Controller#Action\n  cart GET  /cart(.:format) cart#show\n", output
-
-      output = rails("routes", "-c", "CartController")
-      assert_equal "Prefix Verb URI Pattern     Controller#Action\n  cart GET  /cart(.:format) cart#show\n", output
-    end
-
-    def test_rails_routes_with_namespaced_controller_search_key
-      app_file "config/routes.rb", <<-RUBY
-        Rails.application.routes.draw do
-          namespace :admin do
-            resource :post
-          end
-        end
-      RUBY
-      expected_output = ["         Prefix Verb   URI Pattern                Controller#Action",
-                         " new_admin_post GET    /admin/post/new(.:format)  admin/posts#new",
-                         "edit_admin_post GET    /admin/post/edit(.:format) admin/posts#edit",
-                         "     admin_post GET    /admin/post(.:format)      admin/posts#show",
-                         "                PATCH  /admin/post(.:format)      admin/posts#update",
-                         "                PUT    /admin/post(.:format)      admin/posts#update",
-                         "                DELETE /admin/post(.:format)      admin/posts#destroy",
-                         "                POST   /admin/post(.:format)      admin/posts#create\n"].join("\n")
-
-      output = rails("routes", "-c", "Admin::PostController")
-      assert_equal expected_output, output
-
-      output = rails("routes", "-c", "PostController")
-      assert_equal expected_output, output
-    end
-
-    def test_rails_routes_displays_message_when_no_routes_are_defined
-      app_file "config/routes.rb", <<-RUBY
-        Rails.application.routes.draw do
-        end
-      RUBY
-
-      assert_equal <<~MESSAGE, rails("routes")
-                              Prefix Verb URI Pattern                                                                       Controller#Action
-                  rails_service_blob GET  /rails/active_storage/blobs/:signed_id/*filename(.:format)                        active_storage/blobs#show
-                rails_blob_variation GET  /rails/active_storage/variants/:signed_blob_id/:variation_key/*filename(.:format) active_storage/variants#show
-                  rails_blob_preview GET  /rails/active_storage/previews/:signed_blob_id/:variation_key/*filename(.:format) active_storage/previews#show
-                  rails_disk_service GET  /rails/active_storage/disk/:encoded_key/*filename(.:format)                       active_storage/disk#show
-           update_rails_disk_service PUT  /rails/active_storage/disk/:encoded_token(.:format)                               active_storage/disk#update
-                rails_direct_uploads POST /rails/active_storage/direct_uploads(.:format)                                    active_storage/direct_uploads#create
-      MESSAGE
-    end
-
-    def test_rake_routes_with_rake_options
-      app_file "config/routes.rb", <<-RUBY
-        Rails.application.routes.draw do
-          get '/cart', to: 'cart#show'
-        end
-      RUBY
-
-      output = Dir.chdir(app_path) { `bin/rake --rakefile Rakefile routes` }
-
-      assert_equal <<~MESSAGE, output
-                              Prefix Verb URI Pattern                                                                       Controller#Action
-                                cart GET  /cart(.:format)                                                                   cart#show
-                  rails_service_blob GET  /rails/active_storage/blobs/:signed_id/*filename(.:format)                        active_storage/blobs#show
-                rails_blob_variation GET  /rails/active_storage/variants/:signed_blob_id/:variation_key/*filename(.:format) active_storage/variants#show
-                  rails_blob_preview GET  /rails/active_storage/previews/:signed_blob_id/:variation_key/*filename(.:format) active_storage/previews#show
-                  rails_disk_service GET  /rails/active_storage/disk/:encoded_key/*filename(.:format)                       active_storage/disk#show
-           update_rails_disk_service PUT  /rails/active_storage/disk/:encoded_token(.:format)                               active_storage/disk#update
-                rails_direct_uploads POST /rails/active_storage/direct_uploads(.:format)                                    active_storage/direct_uploads#create
-      MESSAGE
-    end
-
     def test_logger_is_flushed_when_exiting_production_rake_tasks
       add_to_config <<-RUBY
         rake_tasks do

railties/test/commands/routes_test.rb

+# frozen_string_literal: true
+
+require "isolation/abstract_unit"
+require "env_helpers"
+require "rails/command"
+require "rails/commands/routes/routes_command"
+
+class Rails::Command::RoutesTest < ActiveSupport::TestCase
+  setup :build_app
+  teardown :teardown_app
+
+  test "test singular resource output in rake routes" do
+    app_file "config/routes.rb", <<-RUBY
+      Rails.application.routes.draw do
+        resource :post
+      end
+    RUBY
+
+    expected_output = ["   Prefix Verb   URI Pattern          Controller#Action",
+                       " new_post GET    /post/new(.:format)  posts#new",
+                       "edit_post GET    /post/edit(.:format) posts#edit",
+                       "     post GET    /post(.:format)      posts#show",
+                       "          PATCH  /post(.:format)      posts#update",
+                       "          PUT    /post(.:format)      posts#update",
+                       "          DELETE /post(.:format)      posts#destroy",
+                       "          POST   /post(.:format)      posts#create\n"].join("\n")
+
+    output = run_routes_command(["-c", "PostController"])
+    assert_equal expected_output, output
+  end
+
+  test "test rails routes with global search key" do
+    app_file "config/routes.rb", <<-RUBY
+      Rails.application.routes.draw do
+        get '/cart', to: 'cart#show'
+        post '/cart', to: 'cart#create'
+        get '/basketballs', to: 'basketball#index'
+      end
+    RUBY
+
+    output = run_routes_command(["-g", "show"])
+    assert_equal <<~MESSAGE, output
+                            Prefix Verb URI Pattern                                                                       Controller#Action
+                              cart GET  /cart(.:format)                                                                   cart#show
+                rails_service_blob GET  /rails/active_storage/blobs/:signed_id/*filename(.:format)                        active_storage/blobs#show
+              rails_blob_variation GET  /rails/active_storage/variants/:signed_blob_id/:variation_key/*filename(.:format) active_storage/variants#show
+                rails_blob_preview GET  /rails/active_storage/previews/:signed_blob_id/:variation_key/*filename(.:format) active_storage/previews#show
+                rails_disk_service GET  /rails/active_storage/disk/:encoded_key/*filename(.:format)                       active_storage/disk#show
+    MESSAGE
+
+    output = run_routes_command(["-g", "POST"])
+    assert_equal <<~MESSAGE, output
+                            Prefix Verb URI Pattern                                    Controller#Action
+                                   POST /cart(.:format)                                cart#create
+              rails_direct_uploads POST /rails/active_storage/direct_uploads(.:format) active_storage/direct_uploads#create
+    MESSAGE
+
+    output = run_routes_command(["-g", "basketballs"])
+    assert_equal "     Prefix Verb URI Pattern            Controller#Action\n" \
+                 "basketballs GET  /basketballs(.:format) basketball#index\n", output
+  end
+
+  test "test rails routes with controller search_key" do
+    app_file "config/routes.rb", <<-RUBY
+        Rails.application.routes.draw do
+          get '/cart', to: 'cart#show'
+          get '/basketball', to: 'basketball#index'
+        end
+    RUBY
+
+    output = run_routes_command(["-c", "cart"])
+    assert_equal "Prefix Verb URI Pattern     Controller#Action\n  cart GET  /cart(.:format) cart#show\n", output
+
+    output = run_routes_command(["routes", "-c", "Cart"])
+    assert_equal "Prefix Verb URI Pattern     Controller#Action\n  cart GET  /cart(.:format) cart#show\n", output
+
+    output = run_routes_command(["-c", "CartController"])
+    assert_equal "Prefix Verb URI Pattern     Controller#Action\n  cart GET  /cart(.:format) cart#show\n", output
+  end
+
+  test "test rails routes with namespaced controller search key" do
+    app_file "config/routes.rb", <<-RUBY
+        Rails.application.routes.draw do
+          namespace :admin do
+            resource :post
+          end
+        end
+    RUBY
+    expected_output = ["         Prefix Verb   URI Pattern                Controller#Action",
+                       " new_admin_post GET    /admin/post/new(.:format)  admin/posts#new",
+                       "edit_admin_post GET    /admin/post/edit(.:format) admin/posts#edit",
+                       "     admin_post GET    /admin/post(.:format)      admin/posts#show",
+                       "                PATCH  /admin/post(.:format)      admin/posts#update",
+                       "                PUT    /admin/post(.:format)      admin/posts#update",
+                       "                DELETE /admin/post(.:format)      admin/posts#destroy",
+                       "                POST   /admin/post(.:format)      admin/posts#create\n"].join("\n")
+
+    output = run_routes_command(["-c", "Admin::PostController"])
+    assert_equal expected_output, output
+
+    output = run_routes_command(["-c", "PostController"])
+    assert_equal expected_output, output
+  end
+
+  test "test rails routes displays message when no routes are defined" do
+    app_file "config/routes.rb", <<-RUBY
+        Rails.application.routes.draw do
+        end
+    RUBY
+
+    assert_equal <<~MESSAGE, run_routes_command
+                              Prefix Verb URI Pattern                                                                       Controller#Action
+                  rails_service_blob GET  /rails/active_storage/blobs/:signed_id/*filename(.:format)                        active_storage/blobs#show
+                rails_blob_variation GET  /rails/active_storage/variants/:signed_blob_id/:variation_key/*filename(.:format) active_storage/variants#show
+                  rails_blob_preview GET  /rails/active_storage/previews/:signed_blob_id/:variation_key/*filename(.:format) active_storage/previews#show
+                  rails_disk_service GET  /rails/active_storage/disk/:encoded_key/*filename(.:format)                       active_storage/disk#show
+           update_rails_disk_service PUT  /rails/active_storage/disk/:encoded_token(.:format)                               active_storage/disk#update
+                rails_direct_uploads POST /rails/active_storage/direct_uploads(.:format)                                    active_storage/direct_uploads#create
+    MESSAGE
+  end
+
+  private
+
+    def run_routes_command(args = [])
+      rails "routes", args
+    end
+end