revert

revert()

Instance Public methods

While executing the given block, the recorded will be in reverting mode. All commands recorded will end up being recorded reverted and in reverse order. For example:

recorder.revert{ recorder.record(:rename_table, [:old, :new]) }
# same effect as recorder.record(:rename_table, [:new, :old])

Links:

https://github.com/rails/rails/blob/e1d4673102f7c4e58964a6de864402ae9a615688/activerecord/lib/active_record/migration/command_recorder.rb#L34

doc_ruby_on_rails

2015-06-20 00:00:00

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