anchor.diff:  
       cp -a ${appimageContents}/{locales,resources} $out/share/${pname}
       cp -a ${appimageContents}/todoist.desktop $out/share/applications/${pname}.desktop
  -    cp -a ${appimageContents}/usr/share/icons/hicolor/0x0/apps $out/share/icons/hicolor/512x512
  +    cp -a ${appimageContents}/usr/share/icons/hicolor/512x512/apps $out/share/icons/hicolor/512x512
   
       substituteInPlace $out/share/applications/${pname}.desktop \
         --replace 'Exec=AppRun' 'Exec=${pname}'
  
positive.code: { lib, stdenv, fetchurl, appimageTools, makeWrapper, electron_11, libsecret }:
  
  stdenv.mkDerivation rec {
    pname = "todoist-electron";
    version = "0.2.4";
  
    src = fetchurl {
      url = "https://electron-dl.todoist.com/linux/Todoist-${version}.AppImage";
      sha256 = "1xrf2qjhq116z18qx7n1zd7mhvkb2dccaq7az4w6fs216l8q5zf2";
    };
  
    appimageContents = appimageTools.extractType2 {
  
negative.code:   '';
  
    postFixup = ''
      makeWrapper ${electron}/bin/electron $out/bin/${pname} \
        --add-flags $out/share/${pname}/resources/app.asar \
        --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath [ stdenv.cc.cc libsecret ]}"
    '';
  