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simplify the alias_attribute example [ci skip]

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This commit is contained in:
Vijay Dev 2012-05-08 23:54:47 +05:30
parent f31613a031
commit 7e26f7f0f7
1 changed files with 1 additions and 20 deletions
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21
activemodel/lib/active_model/attribute_methods.rb
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@ -183,34 +183,15 @@ module ActiveModel
# Allows you to make aliases for attributes.
#
# For example:
#
# class Person
#
# include ActiveModel::AttributeMethods
# attr_accessor :name
# attribute_method_prefix 'clear_'
#
# define_attribute_methods [:name]
#
# private
#
# def clear_attribute(attr)
# send("#{attr}=", nil)
# end
# end
#
# class Person
# attr_accessor :nickname
#
# alias_attribute :nickname, :name
# end
#
# person = Person.new
# person.nickname = "Bob"
# person.nickname # => "Bob"
# person.clear_nickname
# person.nickname # => nil
# person.name # => "Bob"
def alias_attribute(new_name, old_name)
attribute_method_matchers.each do |matcher|
matcher_new = matcher.method_name(new_name).to_s