anchor.diff:  
     datagrip = buildDataGrip rec {
       name = "datagrip-${version}";
  -    version = "2020.2.3"; /* updated by script */
  +    version = "2020.3"; /* updated by script */
       description = "Your Swiss Army Knife for Databases and SQL";
       license = stdenv.lib.licenses.unfree;
       src = fetchurl {
         url = "https://download.jetbrains.com/datagrip/${name}.tar.gz";
  -      sha256 = "0iv1zmdpbqk8f4cjd6dhgj9mrvxli4dg83jzkhv566sy8wrrx7kb"; /* updated by script */
  +      sha256 = "1j0mlsiqh80mspi2x9mi0h5hxhg5gw6395hyl9w33q8dxm95mx2d"; /* updated by script */
       };
       wmClass = "jetbrains-datagrip";
       update-channel = "DataGrip RELEASE";
  
positive.code: 
    webstorm = buildWebStorm rec {
      name = "webstorm-${version}";
      version = "2020.2.3"; /* updated by script */
      description = "Professional IDE for Web and JavaScript development";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/webstorm/WebStorm-${version}.tar.gz";
        sha256 = "1c60k38ai63s4779fs55vaiswfc6bi7ki6p96hrmmkrnpzgsipg5"; /* updated by script */
      };
      wmClass = "jetbrains-webstorm";
      update-channel = "WebStorm RELEASE";
  
negative.code: 
    clion = buildClion rec {
      name = "clion-${version}";
      version = "2020.2.5"; /* updated by script */
      description  = "C/C++ IDE. New. Intelligent. Cross-platform";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/cpp/CLion-${version}.tar.gz";
        sha256 = "0j7gxh8wqshn2i1f22bl9099sx8a4092qwkp4fwny4649rbkfyrz"; /* updated by script */
      };
      wmClass = "jetbrains-clion";
      update-channel = "CLion RELEASE"; # channel's id as in http://www.jetbrains.com/updates/updates.xml
  