Merge pull request #217655 from diegs/patch-1

  graphite-cli = prev."@withgraphite/graphite-cli".override {

    name = "graphite-cli";

    nativeBuildInputs = [ pkgs.installShellFiles ];

    # 'gt completion' auto-detects zshell from environment variables:

    # https://github.com/yargs/yargs/blob/2b6ba3139396b2e623aed404293f467f16590039/lib/completion.ts#L45

    postInstall = ''

      installShellCompletion --cmd gt \

        --bash <($out/bin/gt completion) \

        --zsh <($out/bin/gt completion)

        --zsh <(ZSH_NAME=zsh $out/bin/gt completion)

    '';

  };