Module: React::Callbacks::ClassMethods

Defined in:
lib/react/callbacks.rb

Instance Method Summary collapse

Instance Method Details

#callbacks_for(callback_name) ⇒ Object 



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# File 'lib/react/callbacks.rb', line 32

def callbacks_for(callback_name)
  attribute_name = "_#{callback_name}_callbacks"
  if superclass.respond_to? :callbacks_for
    superclass.callbacks_for(callback_name)
  else
    []
  end + self.send(attribute_name)
end

#define_callback(callback_name) ⇒ Object 



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# File 'lib/react/callbacks.rb', line 20

def define_callback(callback_name)
  attribute_name = "_#{callback_name}_callbacks"
  class_attribute(attribute_name)
  self.send("#{attribute_name}=", [])
  define_singleton_method(callback_name) do |*args, &block|
    callbacks = self.send(attribute_name)
    callbacks.concat(args)
    callbacks.push(block) if block_given?
    self.send("#{attribute_name}=", callbacks)
  end
end