anchor.diff: -{ stdenv, lib, fetchhg, fetchpatch, pkg-config, meson, ninja, wayland, gtk3, wrapGAppsHook }:
  +{ stdenv, lib, fetchhg, fetchpatch, pkg-config, meson, ninja, wayland, gtk3, wrapGAppsHook, installShellFiles }:
   
   stdenv.mkDerivation rec {
     pname = "wofi";
  
positive.code:     })
    ];
  
    meta = with lib; {
      description = "A launcher/menu program for wlroots based wayland compositors such as sway";
      homepage = "https://hg.sr.ht/~scoopta/wofi";
  
negative.code:     sha256 = "086j5wshawjbwdmmmldivfagc2rr7g5a2gk11l0snqqslm294xsn";
    };
  
    nativeBuildInputs = [ pkg-config meson ninja wrapGAppsHook installShellFiles ];
    buildInputs = [ wayland gtk3 ];
  
    # Fixes icon bug on NixOS.
  