Wrong behavior of ActiveModel::Errors#dup is causing regressions on Rails master #4491
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Since ActiveModel::Errors instance keeps all error messages as hash we should duplicate this object as well. Previously ActiveModel::Errors was a subclass of ActiveSupport::OrderedHash, which results in different behavior on `dup`, this may result in regression for people relying on it.
drogus
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Jan 17, 2012
Wrong behavior of ActiveModel::Errors#dup is causing regressions on Rails master
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Since ActiveModel::Errors instance keeps all error messages as hash
we should duplicate this object as well.
Previously ActiveModel::Errors was a subclass of ActiveSupport::OrderedHash,
which results in different behavior on
dup, this may result in regression forpeople relying on it.
I'm attaching also small cleanup of redundant code.