BetterReflection\SourceLocator\Type\AggregateSourceLocator::__construct PHP Метод

    public function __construct(array $sourceLocators = [])
    {
        // This slightly confusing code simply type-checks the $sourceLocators
        // array by unpacking them and splatting them in the closure.
        $validator = function (SourceLocator ...$sourceLocator) {
            return $sourceLocator;
        };
        $this->sourceLocators = $validator(...$sourceLocators);
    }