instance method
mutation_tracker
Ruby on Rails 5.1.7
Since v5.1.7 Last seen in v5.1.7 Private — implementation detail, not part of the public APISignature
mutation_tracker()No documentation comment.
Source
# File activerecord/lib/active_record/attribute_methods/dirty.rb, line 242
def mutation_tracker
unless defined?(@mutation_tracker)
@mutation_tracker = nil
end
@mutation_tracker ||= AttributeMutationTracker.new(@attributes)
end
Defined in activerecord/lib/active_record/attribute_methods/dirty.rb line 242
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Defined in ActiveRecord::AttributeMethods::Dirty