emacs.pkgs.gn-mode: init (#342124)

{

  lib,

  gn,

  melpaBuild,

}:

melpaBuild {

  pname = "gn-mode-from-sources";

  ename = "gn-mode";

  version = "0-unstable-${gn.version}";

  inherit (gn) src;

  files = ''("misc/emacs/gn-mode.el")'';

  # Fixes the malformed header error

  postPatch = ''

    substituteInPlace misc/emacs/gn-mode.el \

      --replace-fail ";;; gn-mode.el - " ";;; gn-mode.el --- "

  '';

  ignoreCompilationError = false;

  meta = {

    inherit (gn.meta) homepage license;

    maintainers = with lib.maintainers; [ ];

    description = "Major mode for editing GN files; taken from GN sources";

  };

}