valid 시 non zero value required 오류
func checkRequired(v reflect.Value, t reflect.StructField, options tagOptionsMap) (bool, error) { if requiredOption, isRequired := options["required"]; isRequired { if len(requiredOption) > 0 { return false, Error{t.Name, fmt.Errorf(requiredOption), true} } return false, Error{t.Name, fmt.Errorf("non zero value required"), false} } else if _, isOptional := options["optional"]; fieldsRequiredByDe..
2018. 2. 2.
