anchor.diff:  
     webstorm = buildWebStorm rec {
       name = "webstorm-${version}";
  -    version = "2017.3"; /* updated by script */
  +    version = "2017.3.2"; /* updated by script */
       description = "Professional IDE for Web and JavaScript development";
       license = stdenv.lib.licenses.unfree;
       src = fetchurl {
         url = "https://download.jetbrains.com/webstorm/WebStorm-${version}.tar.gz";
  -      sha256 = "0whr5zygrbi044pl48ac2w7a4rxldbaqlf76dkfqj83g2wl4n990"; /* updated by script */
  +      sha256 = "1if99qjpnf9x7d3f1anpiglg9lwc3phamfd4wbyi9yjnk3rf5qcr"; /* updated by script */
       };
       wmClass = "jetbrains-webstorm";
       update-channel = "WS_Release";
  
positive.code: 
    idea-community = buildIdea rec {
      name = "idea-community-${version}";
      version = "2017.3"; /* updated by script */
      description = "Integrated Development Environment (IDE) by Jetbrains, community edition";
      license = stdenv.lib.licenses.asl20;
      src = fetchurl {
        url = "https://download.jetbrains.com/idea/ideaIC-${version}.tar.gz";
        sha256 = "04qp37pv4z6d9gw6j56m4zfxw4v2cydk8w7jzyzrcg52jr064kwi"; /* updated by script */
      };
      wmClass = "jetbrains-idea-ce";
      update-channel = "IDEA_Release";
  
negative.code: 
    pycharm-community = buildPycharm rec {
      name = "pycharm-community-${version}";
      version = "2017.3.2"; /* updated by script */
      description = "PyCharm Community Edition";
      license = stdenv.lib.licenses.asl20;
      src = fetchurl {
        url = "https://download.jetbrains.com/python/${name}.tar.gz";
        sha256 = "1xp4hva2wj2r3haqwmji4vpg6xm9fsx2xihslwmq89vfrbzybyq6"; /* updated by script */
      };
      wmClass = "jetbrains-pycharm-ce";
      update-channel = "PyCharm_Release";
  