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| -rw-r--r-- | railties/guides/source/initialization.textile | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/railties/guides/source/initialization.textile b/railties/guides/source/initialization.textile index f42a40e593..9b879fe67e 100644 --- a/railties/guides/source/initialization.textile +++ b/railties/guides/source/initialization.textile @@ -510,6 +510,17 @@ The next file that is required is another Active Support core extension, this ti For more information see the "Extensions to Logger":http://guides.rubyonrails.org/active_support_core_extensions.html#extensions-to-logger section from the Active Support Core Extensions Guide. +h4. +railties/lib/rails/application.rb+ + +The next file required by +railties/lib/rails.rb+ is +application.rb+. This file defines the +Rails::Application+ constant which the application's class defined in +config/application.rb+ in a standard Rails application depends on. Before the +Rails::Application+ class is defined however, there's some other files that get required first. + +The first of these is +active_support/core_ext/hash/reverse_merge+ which can be "read about in the Active Support Core Extensions guide":http://guides.rubyonrails.org/active_support_core_extensions.html#merging under the "Merging" section. + +h4. +active_support/file_update_checker.rb+ + +The +ActiveSupport::FileUpdateChecker+ class defined within this file is responsible for checking if a file has been updated since it was last checked. This is used for monitoring the routes file for changes during development environment runs. + + |