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- package valid
- var (
-
-
-
-
-
-
-
- Required = RequiredRule{skipNil: false, condition: true}
-
-
- NilOrNotEmpty = RequiredRule{skipNil: true, condition: true}
-
- ErrRequired = NewError("validation_required", "cannot be blank")
- )
- type RequiredRule struct {
- condition bool
- skipNil bool
- err Error
- }
- func (r RequiredRule) Validate(value interface{}) error {
- if r.condition {
- value, isNil := Indirect(value)
- if r.skipNil && !isNil && IsEmpty(value) || !r.skipNil && (isNil || IsEmpty(value)) {
- if r.err != nil {
- return r.err
- }
- if r.skipNil {
- return ErrNilOrNotEmpty
- }
- return ErrRequired
- }
- }
- return nil
- }
- func (r RequiredRule) When(condition bool) RequiredRule {
- r.condition = condition
- return r
- }
- func (r RequiredRule) Error(message string) RequiredRule {
- if r.err == nil {
- if r.skipNil {
- r.err = ErrNilOrNotEmpty
- } else {
- r.err = ErrRequired
- }
- }
- r.err = r.err.SetMessage(message)
- return r
- }
- func (r RequiredRule) ErrorObject(err Error) RequiredRule {
- r.err = err
- return r
- }
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