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expose a few attribute changed methods

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This commit is contained in:
Aaron Patterson 2013-06-11 13:39:46 -07:00
parent 4b824b0520
commit 47617ecdf7
1 changed files with 10 additions and 10 deletions
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20
activemodel/lib/active_model/dirty.rb
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@ -142,23 +142,23 @@ def changed_attributes
@changed_attributes ||= {}
end
private
# Handle <tt>*_changed?</tt> for +method_missing+.
def attribute_changed?(attr)
changed_attributes.include?(attr)
end
# Handle <tt>*_changed?</tt> for +method_missing+.
def attribute_changed?(attr)
changed_attributes.include?(attr)
end
# Handle <tt>*_was</tt> for +method_missing+.
def attribute_was(attr)
attribute_changed?(attr) ? changed_attributes[attr] : __send__(attr)
end
private
# Handle <tt>*_change</tt> for +method_missing+.
def attribute_change(attr)
[changed_attributes[attr], __send__(attr)] if attribute_changed?(attr)
end
# Handle <tt>*_was</tt> for +method_missing+.
def attribute_was(attr)
attribute_changed?(attr) ? changed_attributes[attr] : __send__(attr)
end
# Handle <tt>*_will_change!</tt> for +method_missing+.
def attribute_will_change!(attr)
return if attribute_changed?(attr)