anchor.diff:  
     idea-ultimate = buildIdea rec {
       name = "idea-ultimate-${version}";
  -    version = "2019.3.3"; /* updated by script */
  +    version = "2019.3.4"; /* updated by script */
       description = "Integrated Development Environment (IDE) by Jetbrains, requires paid license";
       license = stdenv.lib.licenses.unfree;
       src = fetchurl {
         url = "https://download.jetbrains.com/idea/ideaIU-${version}-no-jbr.tar.gz";
  -      sha256 = "034aq5lf64apc152xr0889hg2xak2if9n5xl6zvd3f9q9srhivxn"; /* updated by script */
  +      sha256 = "1i34kcd2j1xwx3l2sqc6jh3b69wqbxwwlq5yb7kf2ms9x4144bn0"; /* updated by script */
       };
       wmClass = "jetbrains-idea";
       update-channel = "IntelliJ IDEA RELEASE";
  
positive.code: 
    phpstorm = buildPhpStorm rec {
      name = "phpstorm-${version}";
      version = "2019.3.3"; /* updated by script */
      description = "Professional IDE for Web and PHP developers";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/webide/PhpStorm-${version}.tar.gz";
        sha256 = "03ag1a40l1k8sqlywcs7kjn02c65xm3l9riyimg4hx23yi17w18h"; /* updated by script */
      };
      wmClass = "jetbrains-phpstorm";
      update-channel = "PhpStorm RELEASE";
  
negative.code: 
    clion = buildClion rec {
      name = "clion-${version}";
      version = "2019.3.5"; /* updated by script */
      description  = "C/C++ IDE. New. Intelligent. Cross-platform";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/cpp/CLion-${version}.tar.gz";
        sha256 = "0qmhp0sqcknwgsirnbi6461lzr7mxgrgjsd0q5cxnhscbbczl7pk"; /* updated by script */
      };
      wmClass = "jetbrains-clion";
      update-channel = "CLion RELEASE"; # channel's id as in http://www.jetbrains.com/updates/updates.xml
  