func (r *Remote) getWantedReferences(spec []config.RefSpec) ([]*plumbing.Reference, error) {
var refs []*plumbing.Reference
iter, err := r.Refs()
if err != nil {
return refs, err
}
wantTags := true
for _, s := range spec {
if !s.IsWildcard() {
wantTags = false
break
}
}
return refs, iter.ForEach(func(ref *plumbing.Reference) error {
if ref.Type() != plumbing.HashReference {
return nil
}
if !config.MatchAny(spec, ref.Name()) {
if !ref.IsTag() || !wantTags {
return nil
}
}
_, err := r.s.Object(plumbing.CommitObject, ref.Hash())
if err == plumbing.ErrObjectNotFound {
refs = append(refs, ref)
return nil
}
return err
})
}
func getWants(spec []config.RefSpec, localStorer Storer, remoteRefs storer.ReferenceStorer) ([]plumbing.Hash, error) {
wantTags := true
for _, s := range spec {
if !s.IsWildcard() {
wantTags = false
break
}
}
iter, err := remoteRefs.IterReferences()
if err != nil {
return nil, err
}
wants := map[plumbing.Hash]bool{}
err = iter.ForEach(func(ref *plumbing.Reference) error {
if !config.MatchAny(spec, ref.Name()) {
if !ref.IsTag() || !wantTags {
return nil
}
}
if ref.Type() == plumbing.SymbolicReference {
ref, err = storer.ResolveReference(remoteRefs, ref.Name())
if err != nil {
return err
}
}
if ref.Type() != plumbing.HashReference {
return nil
}
hash := ref.Hash()
exists, err := commitExists(localStorer, hash)
if err != nil {
return err
}
if !exists {
wants[hash] = true
}
return nil
})
if err != nil {
return nil, err
}
var result []plumbing.Hash
for h := range wants {
result = append(result, h)
}
return result, nil
}