diff options
Diffstat (limited to 'railties/lib/rails/commands/server/server_command.rb')
| -rw-r--r-- | railties/lib/rails/commands/server/server_command.rb | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/railties/lib/rails/commands/server/server_command.rb b/railties/lib/rails/commands/server/server_command.rb index ce258341f6..88e5698714 100644 --- a/railties/lib/rails/commands/server/server_command.rb +++ b/railties/lib/rails/commands/server/server_command.rb @@ -1,7 +1,11 @@ +# frozen_string_literal: true + require "fileutils" require "optparse" require "action_dispatch" require "rails" +require "active_support/deprecation" +require "active_support/core_ext/string/filters" require_relative "../../dev_caching" module Rails @@ -18,10 +22,15 @@ module Rails set_environment end - # TODO: this is no longer required but we keep it for the moment to support older config.ru files. def app @app ||= begin app = super + if app.is_a?(Class) + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Use `Rails::Application` subclass to start the server is deprecated and will be removed in Rails 6.0. + Please change `run #{app}` to `run Rails.application` in config.ru. + MSG + end app.respond_to?(:to_app) ? app.to_app : app end end |