saml2aws: install shell completion (#339219)

{ lib, stdenv, buildGoModule, fetchFromGitHub, AppKit }:

{

  lib,

  stdenv,

  buildGoModule,

  fetchFromGitHub,

  installShellFiles,

  AppKit,

}:

buildGoModule rec {

  pname = "saml2aws";

  vendorHash = "sha256-gtl8T8wXnpLgDZc6qSgFKpA+XbcLNHf20ieBkyNdE+s=";

  nativeBuildInputs = [ installShellFiles ];

  buildInputs = lib.optionals stdenv.isDarwin [ AppKit ];

  subPackages = [ "." "cmd/saml2aws" ];

  subPackages = [

    "."

    "cmd/saml2aws"

  ];

  ldflags = [

    "-X main.Version=${version}"

  ];

  postInstall = lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''

    installShellCompletion --cmd saml2aws \

      --bash <($out/bin/saml2aws --completion-script-bash) \

      --zsh <($out/bin/saml2aws --completion-script-zsh)

  '';

  meta = with lib; {

    description = "CLI tool which enables you to login and retrieve AWS temporary credentials using a SAML IDP";

    mainProgram = "saml2aws";