from static method
Implementation
static Danger<Operator, CitrusSyntaxException> from(String operator) {
final log = Log(classLocation: Operator, functionLocation: 'from');
final result = OperatableCollection.from(operator);
log.add(result);
if (result is! Success<OperatableCollection, CitrusSyntaxException>) return Failure(result.asException, log);
return Success(Operator.result(result.wrapped), log);
}