Newscoop\PluginGeneratorBundle\Command\Validators::validateEntityName PHP Method

    public static function validateEntityName($entity)
    {
        if (false === strpos($entity, ':')) {
            throw new \InvalidArgumentException(sprintf('The entity name must contain a : ("%s" given, expecting something like AcmeBlogBundle:Blog/Post)', $entity));
        }
        return $entity;
    }