diff options
Diffstat (limited to 'activesupport/lib/active_support/callbacks.rb')
-rw-r--r-- | activesupport/lib/active_support/callbacks.rb | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/activesupport/lib/active_support/callbacks.rb b/activesupport/lib/active_support/callbacks.rb index 5c51237049..9c59b7ac76 100644 --- a/activesupport/lib/active_support/callbacks.rb +++ b/activesupport/lib/active_support/callbacks.rb @@ -99,8 +99,8 @@ module ActiveSupport def |(chain) if chain.is_a?(CallbackChain) chain.each { |callback| self | callback } - elsif chain.is_a?(Callback) - if index = index(chain) + else + if (found_callback = find(chain)) && (index = index(chain)) self[index] = chain else self << chain @@ -224,8 +224,8 @@ module ActiveSupport end end - # Runs all the callbacks defined for the given options. - # + # Runs all the callbacks defined for the given options. + # # If a block is given it will be called after each callback receiving as arguments: # # * the result from the callback @@ -236,31 +236,31 @@ module ActiveSupport # Example: # class Storage # include ActiveSupport::Callbacks - # + # # define_callbacks :before_save, :after_save # end - # + # # class ConfigStorage < Storage # before_save :pass # before_save :pass # before_save :stop # before_save :pass - # + # # def pass # puts "pass" # end - # + # # def stop # puts "stop" # return false # end - # + # # def save # result = run_callbacks(:before_save) { |result, object| result == false } # puts "- save" if result # end # end - # + # # config = ConfigStorage.new # config.save # |