anchor.diff:      externalCompilers.add(new ExternalCompiler()
         ..name = name
         ..command = config["command"]
  -      ..shouldProvideAst = config.containsKey("ast") ? config["ast"] : false
  -    );
  +      ..shouldProvideAst = config.containsKey("ast") ? config["ast"] : false);
     }
   }
   
  
positive.code: 
    if (!(await file.exists())) {
      await file.create(recursive: true);
      await file.writeAsString(new JsonEncoder.withIndent("  ").convert({
        "enable_cache": false
      }));
    }
  
    var content = await file.readAsString();
  
negative.code:       help: "Compiles Badger Code");
  
    argp.addOption("define",
        abbr: "D", help: "Specifies an Runtime Property", allowMultiple: true);
  
    argp.addOption("compiler-opt",
        abbr: "O", help: "Specifies a Compiler Option", allowMultiple: true);
  