Nelmio\Alice\FixtureBuilder\Denormalizer\Fixture\Chainable\CollectionDenormalizerWithTemporaryFixture::denormalize PHP Method

    public function denormalize(FixtureBag $builtFixtures, string $className, string $fixtureId, array $specs, FlagBag $flags) : FixtureBag
    {
        if (null === $this->denormalizer) {
            throw DenormalizerExceptionFactory::createDenormalizerNotFoundUnexpectedCall(__METHOD__);
        }
        if (null === $this->parser) {
            throw FlagParserExceptionFactory::createForExpectedMethodToBeCalledIfHasAParser(__METHOD__);
        }
        $flags = $this->parser->parse($fixtureId)->mergeWith($flags, false);
        $fixtureId = $flags->getKey();
        /**
         * @var FixtureInterface $tempFixture
         * @var FixtureBag       $builtFixtures
         */
        list($tempFixture, $builtFixtures) = $this->denormalizeTemporaryFixture($builtFixtures, $className, $specs, $flags);
        $fixtureIds = $this->buildIds($fixtureId);
        foreach ($fixtureIds as $fixtureId => $valueForCurrent) {
            $builtFixtures = $builtFixtures->with(new TemplatingFixture(new SimpleFixtureWithFlags(new SimpleFixture($fixtureId, $tempFixture->getClassName(), $tempFixture->getSpecs(), (string) $valueForCurrent), $flags->withKey($fixtureId))));
        }
        return $builtFixtures;
    }