1 files changed, 46 insertions, 0 deletions
diff --git a/actioncable/lib/rails/generators/channel/channel_generator.rb b/actioncable/lib/rails/generators/channel/channel_generator.rb
new file mode 100644
index 0000000000..05fd21a954
--- /dev/null
+++ b/actioncable/lib/rails/generators/channel/channel_generator.rb
@@ -0,0 +1,46 @@
+module Rails
+  module Generators
+    class ChannelGenerator < NamedBase
+      source_root File.expand_path("../templates", __FILE__)
+
+      argument :actions, type: :array, default: [], banner: "method method"
+
+      class_option :assets, type: :boolean
+
+      check_class_collision suffix: "Channel"
+
+      def create_channel_file
+        template "channel.rb", File.join('app/channels', class_path, "#{file_name}_channel.rb")
+
+        if options[:assets]
+          if self.behavior == :invoke
+            template "assets/cable.js", "app/assets/javascripts/cable.js"
+          end
+          template "assets/channel.coffee", File.join('app/assets/javascripts/channels', class_path, "#{file_name}.coffee")
+        end
+
+        generate_application_cable_files
+      end
+
+      protected
+        def file_name
+          @_file_name ||= super.gsub(/_channel/i, '')
+        end
+
+        # FIXME: Change these files to symlinks once RubyGems 2.5.0 is required.
+        def generate_application_cable_files
+          return if self.behavior != :invoke
+
+          files = [
+            'application_cable/channel.rb',
+            'application_cable/connection.rb'
+          ]
+
+          files.each do |name|
+            path = File.join('app/channels/', name)
+            template(name, path) if !File.exist?(path)
+          end
+        end
+    end
+  end
+end