anchor.diff:  :numbered:
   :toclevels: 1 // show little detail in the TOC, to make this document less intimidating
   :toc-title: Features
  -:source-highlighter: coderay
  +:source-highlighter: rouge
  +:rouge-languages: kotlin, groovy, scala
   :icons: font
   :imagesdir: images
   :linkattrs:
  
positive.code:     }
  
      public static void main(String[] args) {
          int exitCode = new CommandLine(new ISOCodeResolver()).execute(args);  // <5>
          System.exit(exitCode);  // <6>
      }
  }
  
  
negative.code: 
  === ISOCodeResolver source code explained
  
  .Java
  [source,java,role="primary"]
  ----
  import picocli.CommandLine;
  import picocli.CommandLine.Command;
  