// Visit implements the Visitor interface on the items described in the Builder.
// Note that some visitor sources are not traversable more than once, or may
// return different results. If you wish to operate on the same set of resources
// multiple times, use the Infos() method.
func (r *Result) Visit(fn VisitorFunc) error {
if r.err != nil {
return r.err
}
err := r.visitor.Visit(fn)
return errors.FilterOut(err, r.ignoreErrors...)
}
// 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())
}
// Infos returns an array of all of the resource infos retrieved via traversal.
// Will attempt to traverse the entire set of visitors only once, and will return
// a cached list on subsequent calls.
func (r *Result) Infos() ([]*Info, error) {
if r.err != nil {
return nil, r.err
}
if r.info != nil {
return r.info, nil
}
infos := []*Info{}
err := r.visitor.Visit(func(info *Info, err error) error {
if err != nil {
return err
}
infos = append(infos, info)
return nil
})
err = errors.FilterOut(err, r.ignoreErrors...)
r.info, r.err = infos, err
return infos, err
}