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-rw-r--r--railties/lib/rails/engine.rb37
1 files changed, 17 insertions, 20 deletions
diff --git a/railties/lib/rails/engine.rb b/railties/lib/rails/engine.rb
index dc3da1eb41..e1d5caf790 100644
--- a/railties/lib/rails/engine.rb
+++ b/railties/lib/rails/engine.rb
@@ -110,8 +110,8 @@ module Rails
#
# == Endpoint
#
- # An engine can be also a rack application. It can be useful if you have a rack application that
- # you would like to wrap with +Engine+ and provide some of the +Engine+'s features.
+ # An engine can also be a rack application. It can be useful if you have a rack application that
+ # you would like to wrap with +Engine+ and provide with some of the +Engine+'s features.
#
# To do that, use the +endpoint+ method:
#
@@ -217,7 +217,7 @@ module Rails
# <tt>url_helpers</tt> from <tt>MyEngine::Engine.routes</tt>.
#
# The next thing that changes in isolated engines is the behavior of routes. Normally, when you namespace
- # your controllers, you also need to do namespace all your routes. With an isolated engine,
+ # your controllers, you also need to namespace all your routes. With an isolated engine,
# the namespace is applied by default, so you can ignore it in routes:
#
# MyEngine::Engine.routes.draw do
@@ -296,7 +296,7 @@ module Rails
# helper MyEngine::SharedEngineHelper
# end
#
- # If you want to include all of the engine's helpers, you can use #helper method on an engine's
+ # If you want to include all of the engine's helpers, you can use the #helper method on an engine's
# instance:
#
# class ApplicationController < ActionController::Base
@@ -312,7 +312,7 @@ module Rails
# Engines can have their own migrations. The default path for migrations is exactly the same
# as in application: <tt>db/migrate</tt>
#
- # To use engine's migrations in application you can use rake task, which copies them to
+ # To use engine's migrations in application you can use the rake task below, which copies them to
# application's dir:
#
# rake ENGINE_NAME:install:migrations
@@ -328,7 +328,7 @@ module Rails
#
# == Loading priority
#
- # In order to change engine's priority you can use +config.railties_order+ in main application.
+ # In order to change engine's priority you can use +config.railties_order+ in the main application.
# It will affect the priority of loading views, helpers, assets and all the other files
# related to engine or application.
#
@@ -351,7 +351,7 @@ module Rails
base.called_from = begin
call_stack = if Kernel.respond_to?(:caller_locations)
- caller_locations.map(&:path)
+ caller_locations.map { |l| l.absolute_path || l.path }
else
# Remove the line number from backtraces making sure we don't leave anything behind
caller.map { |p| p.sub(/:\d+.*/, '') }
@@ -364,6 +364,10 @@ module Rails
super
end
+ def find_root(from)
+ find_root_with_flag "lib", from
+ end
+
def endpoint(endpoint = nil)
@endpoint ||= nil
@endpoint = endpoint if endpoint
@@ -480,7 +484,7 @@ module Rails
helpers = Module.new
all = ActionController::Base.all_helpers_from_path(helpers_paths)
ActionController::Base.modules_for_helpers(all).each do |mod|
- helpers.send(:include, mod)
+ helpers.include(mod)
end
helpers
end
@@ -531,7 +535,7 @@ module Rails
# Define the configuration object for the engine.
def config
- @config ||= Engine::Configuration.new(find_root_with_flag("lib"))
+ @config ||= Engine::Configuration.new(self.class.find_root(self.class.called_from))
end
# Load data from db/seeds.rb file. It can be used in to load engines'
@@ -567,10 +571,10 @@ module Rails
end
initializer :add_routing_paths do |app|
- paths = self.paths["config/routes.rb"].existent
+ routing_paths = self.paths["config/routes.rb"].existent
- if routes? || paths.any?
- app.routes_reloader.paths.unshift(*paths)
+ if routes? || routing_paths.any?
+ app.routes_reloader.paths.unshift(*routing_paths)
app.routes_reloader.route_sets << routes
end
end
@@ -595,12 +599,6 @@ module Rails
end
end
- initializer :append_assets_path, group: :all do |app|
- app.config.assets.paths.unshift(*paths["vendor/assets"].existent_directories)
- app.config.assets.paths.unshift(*paths["lib/assets"].existent_directories)
- app.config.assets.paths.unshift(*paths["app/assets"].existent_directories)
- end
-
initializer :prepend_helpers_path do |app|
if !isolated? || (app == self)
app.config.helpers_paths.unshift(*paths["app/helpers"].existent)
@@ -658,8 +656,7 @@ module Rails
paths["db/migrate"].existent.any?
end
- def find_root_with_flag(flag, default=nil) #:nodoc:
- root_path = self.class.called_from
+ def self.find_root_with_flag(flag, root_path, default=nil) #:nodoc:
while root_path && File.directory?(root_path) && !File.exist?("#{root_path}/#{flag}")
parent = File.dirname(root_path)