overblog / GraphQLBundle

src/Config/Parser/YamlParser.php

<?php

declare(strict_types=1);

namespace Overblog\GraphQLBundle\Config\Parser;

use Symfony\Component\Config\Resource\FileResource;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
use Symfony\Component\Yaml\Exception\ParseException;
use Symfony\Component\Yaml\Parser;

class YamlParser implements ParserInterface
{
    /** @var Parser */
    private static $yamlParser;

    /**
     * {@inheritdoc}
     */
    public static function parse(\SplFileInfo $file, ContainerBuilder $container): array
    {
        if (null === self::$yamlParser) {
            self::$yamlParser = new Parser();
        }
        $container->addResource(new FileResource($file->getRealPath()));

        try {
            $typesConfig = self::$yamlParser->parse(\file_get_contents($file->getPathname()));
        } catch (ParseException $e) {

The class Symfony\Component\Yaml\Exception\ParseException does not exist. Did you forget a USE statement, or did you not list all dependencies?

            throw new InvalidArgumentException(\sprintf('The file "%s" does not contain valid YAML.', $file), 0, $e);
        }

        return \is_array($typesConfig) ? $typesConfig : [];
    }
}