anchor.diff:  
     phpstorm = buildPhpStorm rec {
       name = "phpstorm-${version}";
  -    version = "2021.2"; /* updated by script */
  +    version = "2021.2.1"; /* updated by script */
       description = "Professional IDE for Web and PHP developers";
       license = lib.licenses.unfree;
       src = fetchurl {
         url = "https://download.jetbrains.com/webide/PhpStorm-${version}.tar.gz";
  -      sha256 = "11lm7mja3mc2v329i830j8w1zymlz11sj86qvcg7s4pgc4xwnzd6"; /* updated by script */
  +      sha256 = "1iqnq38d71wbl1iqhqr5as1802s53m3220vq4g42mdjgdj296bdk"; /* updated by script */
       };
       wmClass = "jetbrains-phpstorm";
       update-channel = "PhpStorm RELEASE";
  
positive.code: 
    mps = buildMps rec {
      name = "mps-${version}";
      version = "2021.1.1"; /* updated by script */
      versionMajorMinor = "2021.1"; /* updated by script */
      description = "Create your own domain-specific language";
      license = lib.licenses.asl20;
      src = fetchurl {
        url = "https://download.jetbrains.com/mps/${versionMajorMinor}/MPS-${version}.tar.gz";
        sha256 = "1gp9f4b57pr8c20qxcwax4l0d3w13x4lihxpb9z4agdqjafnc9l6"; /* updated by script */
      };
      wmClass = "jetbrains-mps";
      update-channel = "MPS RELEASE";
  
negative.code: 
    rider = buildRider rec {
      name = "rider-${version}";
      version = "2021.2.1"; /* updated by script */
      description = "A cross-platform .NET IDE based on the IntelliJ platform and ReSharper";
      license = lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/rider/JetBrains.Rider-${version}.tar.gz";
        sha256 = "1b5ih6q8kyds8px7gldfz1m9ap3kk27yswwxy1735c83094l2nlm"; /* updated by script */
      };
      wmClass = "jetbrains-rider";
      update-channel = "Rider RELEASE";
  