Re: [PATCH v2 0/2] rev-parse options for absolute or relative paths

> There are a bunch of different situations in which one would like to
> have an absolute and canonical or a relative path from Git.  In many of
> these cases, these values are already available from git rev-parse, but
> some values only come in one form or another.
>
> Many operating systems, such as macOS, lack a built-in realpath command
> that can canonicalize paths properly, and additionally some programming
> languages, like Go, currently do as well.  It's therefore helpful for us
> to provide a generic way to request that a path is fully canonicalized
> before using it.  Since users may wish for a relative path, we can
> provide one of those as well.