RoleDictionary::loadLoc

static function loadLoc()
{
	if (
		!array_key_exists(static::class, static::$locLoaded)
		|| !static::$locLoaded[static::class]
	)
	{
		$r = new ReflectionClass(static::class);
		Loc::loadMessages($r->getFileName());
		static::$locLoaded[static::class] = true;
	}
}