Function snapps_txn_reference_impl::update_logic::set_or_keep [−][src]
pub fn set_or_keep<T>(original: T, update: SetOrKeep<T>) -> TExpand description
Compute the new value, given the original value and a SetOrKeep update.
If the update is Keep, return the original value.
If the value is Set(new_value), return new_value.