Add Hashie::Extensions::Mash::DefineAccessors. #323
Merged
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This patch adds an extension for Mash that makes it behave like
OpenStruct
. It reduces overhead ofmethod_missing?
magic which is a good thing! It's inspired by the recent @sferik's work onOpenStruct
— ruby/ruby#1033.When using it in
Mash
subclasses it makes them remember methods so then it's more likeActiveModel
thanOpenStruct
in this case.To use it like
OpenStruct
one could use this shortcut:Implementation details:
It injects to class an anonymous module that stores accessor method definitions. This is inspired by
ActiveModel
/ActiveRecord
. It allows to override accessors in subclass and call them viasuper
if this is intended.