anchor.diff: -{ lib, stdenv
  +{ lib
  +, stdenv
   , fetchFromGitHub
   , nix-update-script
   , pantheon
  
positive.code: 
    postFixup = "gtk-update-icon-cache $out/share/icons/elementary";
  
    meta = with lib; {
      description = "Named, vector icons for elementary OS";
      longDescription = ''
  
negative.code:     owner = "elementary";
      repo = repoName;
      rev = version;
      sha256 = "sha256-WR4HV0nJKj0WeSFHXLK64O0LhX8myAJE4w0aztyhPn4=";
    };
  
    nativeBuildInputs = [
  