anchor.diff:  
       output.write("};");
   
  -    output.write("""
  -    mdex.$name.class = obfr(function() {
  -        function $name() {
  -          mdex.$name.apply(this, arguments);
  -          var proto = Object.getPrototypeOf(this);
  -    """);
  -
  -    methods.forEach((method) => output.write(method.toString()));
  -
  -    output.write("""
  -        }
  -
  -        $name.prototype = Object.create(mdex.$name.prototype);
  -
  -        return $name;
  -    }());
  -    """);
  -
       var proto = prototype.toString();
       // cut off trailing comma
       if(proto.length > 0) {
  
positive.code: 
                var dartName = data["code"].split(":")[0];
  
                buf.write("if(proto.$name) { overrideFunc(this, $name, $dartName); }");
              }
            }
          }
  
negative.code:     }
      output.write("mdex.$name.prototype[clIw] = true;");
  
      output.write("""
      mdex.$name.class = obfr(function() {
          function $name() {
            mdex.$name.apply(this, arguments);
            var proto = Object.getPrototypeOf(this);
      """);
  
      methods.forEach((method) => output.write(method.toString()));
  
      output.write("""
          }
  
          $name.prototype = Object.create(mdex.$name.prototype);
  
          return $name;
      }());
      """);
  
      output.write(global.toString());
  
      output.write("mdex.$name[clCl] = ");
  