Function logWarning

src/transform/class/index.js:155–163

(cls)

  }

  function logWarning(cls) {
    if (/^[A-Z]/.test(cls.getName())) {
      logger.warn(
        cls.getFullNode(),
        `Function ${cls.getName()} looks like class, but has no prototype`,
        'class'
      );
    }
  }
}