ApiGen\Parser\Reflection\ReflectionParameter::getTypeHint PHP Метод

    public function getTypeHint()
    {
        if ($this->isArray()) {
            return 'array';
        } elseif ($this->isCallable()) {
            return 'callable';
        } elseif ($className = $this->getClassName()) {
            return $className;
        } elseif ($annotations = $this->getDeclaringFunction()->getAnnotation('param')) {
            if (!empty($annotations[$this->getPosition()])) {
                list($types) = preg_split('~\\s+|$~', $annotations[$this->getPosition()], 2);
                if (!empty($types) && $types[0] !== '$') {
                    return $types;
                }
            }
        }
    }