in lib/aws-record/record/dirty_tracking.rb [271:290]
def _define_attr_methods(name)
super.tap do
define_method("#{name}_dirty?") do
attribute_dirty?(name)
end
define_method("#{name}_dirty!") do
attribute_dirty!(name)
end
define_method("#{name}_was") do
attribute_was(name)
end
define_method("rollback_#{name}!") do
rollback_attribute!(name)
end
end
end