diff options
Diffstat (limited to 'railties/guides/source/initialization.textile')
| -rw-r--r-- | railties/guides/source/initialization.textile | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/railties/guides/source/initialization.textile b/railties/guides/source/initialization.textile index 7c01f01b24..638830cd83 100644 --- a/railties/guides/source/initialization.textile +++ b/railties/guides/source/initialization.textile @@ -468,7 +468,7 @@ h4. +config/application.rb+ This file requires +config/boot.rb+, but only if it hasn't been required before, which would be the case in +rails server+ but *wouldn't* be the case with Passenger. -Then the fun begins! +Then the fun begins! h3. Loading Rails @@ -592,7 +592,11 @@ This file defines the behavior of the +ActiveSupport::Deprecation+ module, setti h4. +activesupport/lib/active_support/notifications.rb+ -TODO: document +ActiveSupport::Notifications+. +This file defines the +ActiveSupport::Notifications+ module. Notifications provides an instrumentation API for Ruby, shipping with a queue implementation that consumes and publish events to log subscribers in a thread. + +The "API documentation":http://api.rubyonrails.org/classes/ActiveSupport/Notifications.html for +ActiveSupport::Notifications+ explains the usage of this module, including the methods that it defines. + +The file required in +active_support/notifications.rb+ is +active_support/core_ext/module/delegation+ which is documented in the "Active Support Core Extensions Guide":http://guides.rubyonrails.org/active_support_core_extensions.html#method-delegation. h4. +activesupport/core_ext/array/wrap+ @@ -660,7 +664,7 @@ The +active_support/inflector/methods+ file has already been required by +active h4. +activesupport/lib/active_support/inflector/inflections.rb+ -This file references the +ActiveSupport::Inflector+ constant which isn't loaded by this point. But there were autoloads set up in +activesupport/lib/active_support.rb+ which will load the file which loads this constant and so then it will be defined. Then this file defines pluralization and singularization rules for words in Rails. This is how Rails knows how to pluralize "tomato" to "tomatoes". +This file references the +ActiveSupport::Inflector+ constant which isn't loaded by this point. But there were autoloads set up in +activesupport/lib/active_support.rb+ which will load the file which loads this constant and so then it will be defined. Then this file defines pluralization and singularization rules for words in Rails. This is how Rails knows how to pluralize "tomato" to "tomatoes". h4. +activesupport/lib/active_support/inflector/transliterate.rb+ @@ -694,7 +698,7 @@ h4. Back to +railties/lib/rails/plugin.rb+ The next file required in this is a core extension from Active Support called +array/conversions+ which is covered in "this section":http://guides.rubyonrails.org/active_support_core_extensions.html#array-conversions of the Active Support Core Extensions Guide. -Once that file has finished loading, the +Rails::Plugin+ class is defined. +Once that file has finished loading, the +Rails::Plugin+ class is defined. h4. Back to +railties/lib/rails/application.rb+ @@ -704,7 +708,7 @@ Once this file's done then we go back to the +railties/lib/rails.rb+ file, which h4. +railties/lib/rails/version.rb+ -Much like +active_support/version+, this file defines the +VERSION+ constant which has a +STRING+ constant on it which returns the current version of Rails. +Much like +active_support/version+, this file defines the +VERSION+ constant which has a +STRING+ constant on it which returns the current version of Rails. Once this file has finished loading we go back to +railties/lib/rails.rb+ which then requires +active_support/railtie.rb+. @@ -922,7 +926,7 @@ This file defines the +ActionDispatch::Railtie+ class, but not before requiring h4. +activesupport/lib/action_dispatch.rb+ -This file attempts to locate the +active_support+ and +active_model+ libraries by looking a couple of directories back from the current file and then adds the +active_support+ and +active_model+ +lib+ directories to the load path, but only if they aren't already, which they are. +This file attempts to locate the +active_support+ and +active_model+ libraries by looking a couple of directories back from the current file and then adds the +active_support+ and +active_model+ +lib+ directories to the load path, but only if they aren't already, which they are. <ruby> activesupport_path = File.expand_path('../../../activesupport/lib', __FILE__) @@ -1005,7 +1009,7 @@ The loading of this file finishes the loading of +active_model+ and so we go bac h4. Back to +activesupport/lib/action_dispatch.rb+ -The remainder of this file requires the +rack+ file from the Rack gem which defines the +Rack+ module. After +rack+, there's autoloads defined for the +Rack+, +ActionDispatch+, +ActionDispatch::Http+, +ActionDispatch::Session+. A new method called +autoload_under+ is used here, and this simply prefixes the files where the modules are autoloaded from with the path specified. For example here: +The remainder of this file requires the +rack+ file from the Rack gem which defines the +Rack+ module. After +rack+, there's autoloads defined for the +Rack+, +ActionDispatch+, +ActionDispatch::Http+, +ActionDispatch::Session+. A new method called +autoload_under+ is used here, and this simply prefixes the files where the modules are autoloaded from with the path specified. For example here: <ruby> autoload_under 'testing' do @@ -1108,4 +1112,4 @@ However the require after these is to a file that hasn't yet been loaded, +actio h4. +actionpack/lib/action_view.rb+ -+action_view.rb+ ++action_view.rb+ |