func commitRefsFromSet(set types.Set) []types.Ref {
res := []types.Ref{}
set.IterAll(func(v types.Value) {
res = append(res, v.(types.Ref))
})
return res
}
func getAncestors(commits types.Set, vr types.ValueReader) types.Set {
ancestors := types.NewSet()
commits.IterAll(func(v types.Value) {
r := v.(types.Ref)
c := r.TargetValue(vr).(types.Struct)
next := []types.Value{}
c.Get(ParentsField).(types.Set).IterAll(func(v types.Value) {
next = append(next, v)
})
ancestors = ancestors.Insert(next...)
})
return ancestors
}