diff options
Diffstat (limited to 'railties/lib/rails/engine.rb')
| -rw-r--r-- | railties/lib/rails/engine.rb | 42 |
1 files changed, 26 insertions, 16 deletions
diff --git a/railties/lib/rails/engine.rb b/railties/lib/rails/engine.rb index 2c2bb1c714..e8adef2fd3 100644 --- a/railties/lib/rails/engine.rb +++ b/railties/lib/rails/engine.rb @@ -1,4 +1,5 @@ require 'rails/railtie' +require 'rails/engine/railties' require 'active_support/core_ext/module/delegation' require 'pathname' require 'rbconfig' @@ -101,12 +102,12 @@ module Rails # paths["config"] # => ["config"] # paths["config/initializers"] # => ["config/initializers"] # paths["config/locales"] # => ["config/locales"] - # paths["config/routes"] # => ["config/routes.rb"] + # paths["config/routes.rb"] # => ["config/routes.rb"] # end # # The <tt>Application</tt> class adds a couple more paths to this set. And as in your # <tt>Application</tt>, all folders under +app+ are automatically added to the load path. - # If you have an <tt>app/observers</tt> folder for example, it will be added by default. + # If you have an <tt>app/services</tt> folder for example, it will be added by default. # # == Endpoint # @@ -123,7 +124,7 @@ module Rails # # Now you can mount your engine in application's routes just like that: # - # MyRailsApp::Application.routes.draw do + # Rails.application.routes.draw do # mount MyEngine::Engine => "/engine" # end # @@ -153,7 +154,7 @@ module Rails # Note that now there can be more than one router in your application, and it's better to avoid # passing requests through many routers. Consider this situation: # - # MyRailsApp::Application.routes.draw do + # Rails.application.routes.draw do # mount MyEngine::Engine => "/blog" # get "/blog/omg" => "main#omg" # end @@ -163,7 +164,7 @@ module Rails # and if there is no such route in +Engine+'s routes, it will be dispatched to <tt>main#omg</tt>. # It's much better to swap that: # - # MyRailsApp::Application.routes.draw do + # Rails.application.routes.draw do # get "/blog/omg" => "main#omg" # mount MyEngine::Engine => "/blog" # end @@ -175,7 +176,7 @@ module Rails # There are some places where an Engine's name is used: # # * routes: when you mount an Engine with <tt>mount(MyEngine::Engine => '/my_engine')</tt>, - # it's used as default :as option + # it's used as default <tt>:as</tt> option # * rake task for installing migrations <tt>my_engine:install:migrations</tt> # # Engine name is set by default based on class name. For <tt>MyEngine::Engine</tt> it will be @@ -250,7 +251,7 @@ module Rails # created to allow you to do that. Consider such a scenario: # # # config/routes.rb - # MyApplication::Application.routes.draw do + # Rails.application.routes.draw do # mount MyEngine::Engine => "/my_engine", as: "my_engine" # get "/foo" => "foo#index" # end @@ -350,8 +351,13 @@ module Rails Rails::Railtie::Configuration.eager_load_namespaces << base base.called_from = begin - # Remove the line number from backtraces making sure we don't leave anything behind - call_stack = caller.map { |p| p.sub(/:\d+.*/, '') } + call_stack = if Kernel.respond_to?(:caller_locations) + caller_locations.map(&:path) + else + # Remove the line number from backtraces making sure we don't leave anything behind + caller.map { |p| p.sub(/:\d+.*/, '') } + end + File.dirname(call_stack.detect { |p| p !~ %r[railties[\w.-]*/lib/rails|rack[\w.-]*/lib/rack] }) end end @@ -408,7 +414,7 @@ module Rails end delegate :middleware, :root, :paths, to: :config - delegate :engine_name, :isolated?, to: "self.class" + delegate :engine_name, :isolated?, to: :class def initialize @_all_autoload_paths = nil @@ -446,7 +452,7 @@ module Rails self end - # Load rails generators and invoke the registered hooks. + # Load Rails generators and invoke the registered hooks. # Check <tt>Rails::Railtie.generators</tt> for more info. def load_generators(app=self) require "rails/generators" @@ -466,6 +472,10 @@ module Rails end end + def railties + @railties ||= Railties.new + end + # Returns a module with all the helpers defined for the engine. def helpers @helpers ||= begin @@ -548,7 +558,7 @@ module Rails # # This needs to be an initializer, since it needs to run once # per engine and get the engine as a block parameter - initializer :set_autoload_paths, before: :bootstrap_hook do |app| + initializer :set_autoload_paths, before: :bootstrap_hook do ActiveSupport::Dependencies.autoload_paths.unshift(*_all_autoload_paths) ActiveSupport::Dependencies.autoload_once_paths.unshift(*_all_autoload_once_paths) @@ -629,6 +639,10 @@ module Rails end end + def routes? #:nodoc: + @routes + end + protected def run_tasks_blocks(*) #:nodoc: @@ -636,10 +650,6 @@ module Rails paths["lib/tasks"].existent.sort.each { |ext| load(ext) } end - def routes? #:nodoc: - @routes - end - def has_migrations? #:nodoc: paths["db/migrate"].existent.any? end |