anchor.diff:  
       src = fetchurl {
         url = "https://github.com/electron/electron/releases/download/v${version}/electron-v${version}-darwin-x64.zip";
  -      sha256 = "0zbgrwphd1xfkzqai8n7mi9vpzqflq4wwwnl4pdryrkyi3k4yxa6";
  +      sha256 = "1z43ga620rw84x1yxvnxf11pd782s5vgj5dgnn4k0nfgxlihy058";
       };
   
       buildInputs = [ unzip ];
  
positive.code: { stdenv, libXScrnSaver, makeWrapper, fetchurl, unzip, atomEnv, libuuid, at-spi2-atk }:
  
  let
    version = "4.1.4";
    name = "electron-${version}";
  
    throwSystem = throw "Unsupported system: ${stdenv.hostPlatform.system}";
  
negative.code:     src = {
        i686-linux = fetchurl {
          url = "https://github.com/electron/electron/releases/download/v${version}/electron-v${version}-linux-ia32.zip";
          sha256 = "0rqaydlg7wkccks7crwpylad0bsz8knm82mpb7hnj68p9njxpsbz";
        };
        x86_64-linux = fetchurl {
          url = "https://github.com/electron/electron/releases/download/v${version}/electron-v${version}-linux-x64.zip";
          sha256 = "0xwvn41pvpsrx54waix8kmg3w1f1f9nmfn08hf9bkgnlgh251shy";
        };
        armv7l-linux = fetchurl {
          url = "https://github.com/electron/electron/releases/download/v${version}/electron-v${version}-linux-armv7l.zip";
          sha256 = "172yq2m4i0pf72xr6w3xgkxfakkx2wrc54aah5j3nr6809bcnzji";
        };
        aarch64-linux = fetchurl {
          url = "https://github.com/electron/electron/releases/download/v${version}/electron-v${version}-linux-arm64.zip";
          sha256 = "0gcgvgplg9c2sm53sa4nll4x486c4m190ma9a98xfx9mp9vy55vq";
        };
      }.${stdenv.hostPlatform.system} or throwSystem;
  
  