diff options
| -rw-r--r-- | activesupport/lib/active_support/callbacks.rb | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/activesupport/lib/active_support/callbacks.rb b/activesupport/lib/active_support/callbacks.rb index df3aeb6b8a..0495741c15 100644 --- a/activesupport/lib/active_support/callbacks.rb +++ b/activesupport/lib/active_support/callbacks.rb @@ -77,8 +77,8 @@ module ActiveSupport # save # end # - def run_callbacks(kind, key = nil, &block) - self.class.__run_callbacks(key, kind, self, &block) + def run_callbacks(kind, *args, &block) + send("_run_#{kind}_callbacks", *args, &block) end private @@ -376,12 +376,24 @@ module ActiveSupport end module ClassMethods + # Generate the internal runner method called by +run_callbacks+. + def __define_runner(symbol) #:nodoc: + runner_method = "_run_#{symbol}_callbacks" + unless private_method_defined?(runner_method) + class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1 + def #{runner_method}(key = nil, &blk) + self.class.__run_callback(key, :#{symbol}, self, &blk) + end + private :#{runner_method} + RUBY_EVAL + end + end # This method calls the callback method for the given key. # If this called first time it creates a new callback method for the key, # calculating which callbacks can be omitted because of per_key conditions. # - def __run_callbacks(key, kind, object, &blk) #:nodoc: + def __run_callback(key, kind, object, &blk) #:nodoc: name = __callback_runner_name(key, kind) unless object.respond_to?(name) str = send("_#{kind}_callbacks").compile(key, object) @@ -606,6 +618,7 @@ module ActiveSupport callbacks.each do |callback| class_attribute "_#{callback}_callbacks" send("_#{callback}_callbacks=", CallbackChain.new(callback, config)) + __define_runner(callback) end end end |