module React::Callbacks::ClassMethods

Public Instance Methods

define_callback(callback_name) click to toggle source
# File lib/react/callbacks.rb, line 22
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