anchor.diff:  { stdenv, lib, libXScrnSaver, makeWrapper, fetchurl, unzip, atomEnv }:
   
   let
  -  version = "1.6.2";
  +  version = "1.6.6";
     name = "electron-${version}";
   
     meta = with stdenv.lib; {
  
positive.code: 
      src = fetchurl {
        url = "https://github.com/electron/electron/releases/download/v${version}/electron-v${version}-darwin-x64.zip";
        sha256 = "11jfh4xvdrpda5ni08kl6wcg67ww9viagszk8gi00z0rlczrsbkf";
        name = "${name}.zip";
      };
  
  
negative.code: 
      src = fetchurl {
        url = "https://github.com/electron/electron/releases/download/v${version}/electron-v${version}-linux-x64.zip";
        sha256 = "1k6y1wcsb2z9h8wdj5f1z1fprvc3bvsj4rfx58if7q74qiq3q102";
        name = "${name}.zip";
      };
  
  