module Footprintable

except,extract的关系: (changed_columns & extract) - except

Constants

VERSION

Public Class Methods

included(klass) click to toggle source
# File lib/footprintable.rb, line 6
def self.included(klass)
  klass.class_eval do
    has_many :footprints, as: :trackable
    class_attribute :footprint_options
  end
  klass.send :extend, ClassMethods
  klass.send :include, InstanceMethods
end