module ActiveSupport::Concern

Public Instance Methods

append_features(base) click to toggle source
# File lib/active_support/concern.rb, line 42
def append_features(base)
  if base.instance_variable_defined?("@_dependencies")
    base.instance_variable_get("@_dependencies") << self
    return false
  else
    return false if base < self
    @_dependencies.each { |dep| base.send(:include, dep) }
    super
    base.extend const_get("ClassMethods") if const_defined?("ClassMethods")
    base.send :include, const_get("InstanceMethods") if const_defined?("InstanceMethods")
    base.class_eval(&@_included_block) if instance_variable_defined?("@_included_block")
  end
end
included(base = nil, &block) click to toggle source
# File lib/active_support/concern.rb, line 56
def included(base = nil, &block)
  if base.nil?
    @_included_block = block
  else
    super
  end
end

Public Class Methods

extended(base) click to toggle source
# File lib/active_support/concern.rb, line 38
def self.extended(base)
  base.instance_variable_set("@_dependencies", [])
end