// Filter removes items from the ValidationErrorList that match the provided fns.
func (list ValidationErrorList) Filter(fns ...errors.Matcher) ValidationErrorList {
err := errors.FilterOut(errors.NewAggregate(list), fns...)
if err == nil {
return nil
}
// FilterOut that takes an Aggregate returns an Aggregate
agg := err.(errors.Aggregate)
return ValidationErrorList(agg.Errors())
}
// NewInvalid returns an error indicating the item is invalid and cannot be processed.
func NewInvalid(kind, name string, errs fielderrors.ValidationErrorList) error {
causes := make([]api.StatusCause, 0, len(errs))
for i := range errs {
if err, ok := errs[i].(*fielderrors.ValidationError); ok {
causes = append(causes, api.StatusCause{
Type: api.CauseType(err.Type),
Message: err.Error(),
Field: err.Field,
})
}
}
return &StatusError{api.Status{
Status: api.StatusFailure,
Code: StatusUnprocessableEntity, // RFC 4918: StatusUnprocessableEntity
Reason: api.StatusReasonInvalid,
Details: &api.StatusDetails{
Kind: kind,
Name: name,
Causes: causes,
},
Message: fmt.Sprintf("%s %q is invalid: %v", kind, name, errors.NewAggregate(errs)),
}}
}