newParentsClosureIterator(ctx context.Context, c *Commit, vr types.ValueReader, ns tree.NodeStore)
: (parentsClosureIter, error)
writeTypesCommitParentClosure(ctx context.Context, vrw types.ValueReadWriter, parentRefsL types.List)
: (types.Ref, bool, error)
writeFbCommitParentClosure(ctx context.Context, cs chunks.ChunkStore, vrw types.ValueReadWriter, ns tree.NodeStore, parents []*serial.Commit, parentAddrs []hash.Hash)
: (hash.Hash, error)