code: func newIfCond(a, operator, b string) (ifCond, error) {
  	if _, ok := ifConditions[operator]; !ok {
  		return ifCond{}, operatorError(operator)
  	}
  	return ifCond{
  		a:  a,
  		op: operator,
  		b:  b,
  	}, nil
  }
docs: // newIfCond creates a new If condition.