Error when doing "go get github.com/ipfs/go-graphsync"

Command:

go get github.com/ipfs/go-graphsync

Output:

# github.com/ipfs/go-graphsync
../../ipfs/go-graphsync/graphsync.go:158:32: undefined: traversal.LinkTargetNodeStyleChooser
../../ipfs/go-graphsync/graphsync.go:175:32: undefined: traversal.LinkTargetNodeStyleChooser