gistfile1.txt

{ config, pkgs, ... }:

{
  # Let Home Manager install and manage itself.
  programs.home-manager.enable = true;

  xsession = {
    windowManager.xmonad = {
      enable = true;
      enableContribAndExtras = true;
      config = pkgs.writeText "xmonad.hs" ''
        import XMonad
        main = xmonad defaultConfig
            { terminal    = "urxvt"
            , modMask     = mod4Mask
            , borderWidth = 3
            }
      '';
      haskellPackages = pkgs.haskell.packages.ghc844;
      extraPackages = haskellPackages: [
        haskellPackages.xmonad-contrib
        haskellPackages.monad-logger
        haskellPackages.xmonad-extras
        haskellPackages.xmonad
      ];
    };
  };

  home.stateVersion = "18.09";
}