function ServiceValueResolver::resolve

Overrides ValueResolverInterface::resolve

File

vendor/symfony/http-kernel/Controller/ArgumentResolver/ServiceValueResolver.php, line 33

Class

ServiceValueResolver

Yields a service keyed by _controller and argument name.

Namespace

Symfony\Component\HttpKernel\Controller\ArgumentResolver

Code

public function resolve(Request $request, ArgumentMetadata $argument) : array {
    $controller = $request->attributes
        ->get('_controller');
    if (\is_array($controller) && \is_callable($controller, true) && \is_string($controller[0])) {
        $controller = $controller[0] . '::' . $controller[1];
    }
    elseif (!\is_string($controller) || '' === $controller) {
        return [];
    }
    if ('\\' === $controller[0]) {
        $controller = ltrim($controller, '\\');
    }
    if (!$this->container
        ->has($controller) && false !== ($i = strrpos($controller, ':'))) {
        $controller = substr($controller, 0, $i) . strtolower(substr($controller, $i));
    }
    if (!$this->container
        ->has($controller) || !$this->container
        ->get($controller)
        ->has($argument->getName())) {
        return [];
    }
    try {
        return [
            $this->container
                ->get($controller)
                ->get($argument->getName()),
        ];
    } catch (RuntimeException $e) {
        $what = 'argument $' . $argument->getName();
        $message = str_replace(\sprintf('service "%s"', $argument->getName()), $what, $e->getMessage());
        $what .= \sprintf(' of "%s()"', $controller);
        $message = preg_replace('/service "\\.service_locator\\.[^"]++"/', $what, $message);
        if ($e->getMessage() === $message) {
            $message = \sprintf('Cannot resolve %s: %s', $what, $message);
        }
        throw new NearMissValueResolverException($message, $e->getCode(), $e);
    }
}