code: function(analyser, className) {
        var filename = pathModule.join(analyser.getOutputDir(), "transpiled", className.replace(/\./g, pathModule.sep) + ".js");
        return filename;
      }
docs: Returns the path to the rewritten class file
  
  @param library {qx.tool.compiler.app.Library}
  @param className {String}
  @returns {String}