Function realpath

src/worktree.rs:158–160

Resolve symlinks where possible so tmp/realpath quirks don't break equality checks. Falls back to a plain `absolutize` when canonicalize fails (e.g. directory was deleted between rev-parse and the fs call).

(p: &Path)

/// equality checks. Falls back to a plain `absolutize` when canonicalize
/// fails (e.g. directory was deleted between rev-parse and the fs call).
fn realpath(p: &Path) -> Option<PathBuf> {
    std::fs::canonicalize(p).ok()
}

#[cfg(test)]
fn git_command() -> Command {