anchor.diff:      vimrcConfig.pathogen.pluginNames = [ "vim-addon-nix" ];
     };
   
  +  test_vim_with_vim_addon_nix = vim_configurable.customize {
  +    name = "vim-with-vim-addon-nix";
  +    vimrcConfig.packages.myVimPackage.start = with vimPlugins; [ vim-addon-nix ];
  +  };
  +
   }
  
positive.code:       set hidden
      '';
  
      vimrcConfig.vam.knownPlugins = pkgs.vimPlugins; # optional
      vimrcConfig.vam.pluginDictionaries = [
        # load always
  
negative.code:     in lib.uniqList { inputList = recurseNames [] names; };
  
    vimrcFile = {
      packages ? null,
      vam ? null,
      pathogen ? null,
      customRC ? ""
  