docs: function addNewerLanguageTranspilationCheck(modeName, isSupported) {
      if (transpilationRequiredForAllLaterModes) {
        requiresTranspilation[modeName] = true;
      } else if (isSupported()) {
        requiresTranspilation[modeName] = false;
      } else {
        requiresTranspilation[modeName] = true;
        transpilationRequiredForAllLaterModes = true;
      }
    }