nixpkgs/pkgs/applications/version-management/git-and-tools/gitstatus/default.nix

{ callPackage, stdenv, fetchFromGitHub, ...}:

stdenv.mkDerivation {
  pname = "gitstatus";
  version = "unstable-2020-04-21";

  src = fetchFromGitHub {
    owner = "romkatv";
    repo = "gitstatus";
    rev = "3494f25b0b3b2eac241cf669d1fea2b49ea42fb3";
    sha256 = "0b4g14dkkgih6zps2w1krl9xf44ysj02617zj1k51z127v2lpm1f";
  };

  buildInputs = [ (callPackage ./romkatv_libgit2.nix {}) ];
  patchPhase = ''
    sed -i "1i GITSTATUS_DAEMON=$out/bin/gitstatusd" gitstatus.plugin.zsh
  '';
  installPhase = ''
    install -Dm755 usrbin/gitstatusd $out/bin/gitstatusd
    install -Dm444 gitstatus.plugin.zsh $out
  '';

  meta = with stdenv.lib; {
    description = "10x faster implementation of `git status` command";
    homepage = "https://github.com/romkatv/gitstatus";
    license = [ licenses.gpl3 ];

    maintainers = with maintainers; [ mmlb hexa ];
  };
}