If you're into reading C code, you could probably check how git's `git log --graph` is implemented: https://github.com/git/git/blob/master/graph.c https://githu

If you're into reading C code, you could probably check how git's `git log --graph` is implemented: https://github.com/git/git/blob/master/graph.c https://github.com/git/git/blob/master/graph.c