1 files changed, 23 insertions, 0 deletions
diff --git a/railties/lib/rails/commands/initializers/initializers_command.rb b/railties/lib/rails/commands/initializers/initializers_command.rb
new file mode 100644
index 0000000000..bd2f3bed67
--- /dev/null
+++ b/railties/lib/rails/commands/initializers/initializers_command.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require "rails/command/environment_argument"
+
+module Rails
+  module Command
+    class InitializersCommand < Base # :nodoc:
+      include EnvironmentArgument
+
+      desc "initializers", "Print out all defined initializers in the order they are invoked by Rails."
+      def perform
+        extract_environment_option_from_argument
+        ENV["RAILS_ENV"] = options[:environment]
+
+        require_application_and_environment!
+
+        Rails.application.initializers.tsort_each do |initializer|
+          say "#{initializer.context_class}.#{initializer.name}"
+        end
+      end
+    end
+  end
+end