function ReflectionCallable::__construct

File

vendor/twig/twig/src/Util/ReflectionCallable.php, line 27

Class

ReflectionCallable

@author Fabien Potencier <fabien@symfony.com>

Namespace

Twig\Util

Code

public function __construct(TwigCallableInterface $twigCallable) {
    $callable = $twigCallable->getCallable();
    if (\is_string($callable) && false !== ($pos = strpos($callable, '::'))) {
        $callable = [
            substr($callable, 0, $pos),
            substr($callable, 2 + $pos),
        ];
    }
    if (\is_array($callable) && method_exists($callable[0], $callable[1])) {
        $this->reflector = $r = new \ReflectionMethod($callable[0], $callable[1]);
        $this->callable = $callable;
        $this->name = $r->class . '::' . $r->name;
        return;
    }
    $checkVisibility = $callable instanceof \Closure;
    try {
        $closure = \Closure::fromCallable($callable);
    } catch (\TypeError $e) {
        throw new \LogicException(\sprintf('Callback for %s "%s" is not callable in the current scope.', $twigCallable->getType(), $twigCallable->getName()), 0, $e);
    }
    $this->reflector = $r = new \ReflectionFunction($closure);
    if (str_contains($r->name, '{closure')) {
        $this->callable = $callable;
        $this->name = 'Closure';
        return;
    }
    if ($object = $r->getClosureThis()) {
        $callable = [
            $object,
            $r->name,
        ];
        $this->name = get_debug_type($object) . '::' . $r->name;
    }
    elseif (\PHP_VERSION_ID >= 80111 && ($class = $r->getClosureCalledClass())) {
        $callable = [
            $class->name,
            $r->name,
        ];
        $this->name = $class->name . '::' . $r->name;
    }
    elseif (\PHP_VERSION_ID < 80111 && ($class = $r->getClosureScopeClass())) {
        $callable = [
            \is_array($callable) ? $callable[0] : $class->name,
            $r->name,
        ];
        $this->name = (\is_array($callable) ? $callable[0] : $class->name) . '::' . $r->name;
    }
    else {
        $callable = $this->name = $r->name;
    }
    if ($checkVisibility && \is_array($callable) && method_exists(...$callable) && !(new \ReflectionMethod(...$callable))->isPublic()) {
        $callable = $r->getClosure();
    }
    $this->callable = $callable;
}