Passed
Pull Request — master (#290)
by Dmitriy
03:01
created

Factory::__construct()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 9
Code Lines 6

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 6
CRAP Score 2

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 2
eloc 6
c 1
b 0
f 0
nc 2
nop 2
dl 0
loc 9
ccs 6
cts 6
cp 1
crap 2
rs 10
1
<?php
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declare(strict_types=1);
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namespace Yiisoft\Di;
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use Psr\Container\ContainerInterface;
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use Yiisoft\Definitions\Exception\CircularReferenceException;
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use Yiisoft\Definitions\Exception\InvalidConfigException;
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use Yiisoft\Definitions\DefinitionStorage;
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use Yiisoft\Di\Helpers\DefinitionNormalizer;
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use function array_keys;
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use function implode;
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final class Factory
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{
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    private ContainerInterface $container;
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    private DefinitionStorage $definitions;
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    private array $building;
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    public function __construct(ContainerInterface $container, DefinitionStorage $definitions = null)
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    {
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        $this->container = $container;
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        if($definitions === null) {
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            $this->definitions = new DefinitionStorage();
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            $this->definitions->setDelegateContainer($container);
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        } else {
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            $this->definitions = $definitions;
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        }
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    }
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    /**
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     * Creates new instance by either interface name or alias.
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     *
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     * @param string $id The interface or an alias name that was previously registered.
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     *
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     * @throws CircularReferenceException
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     * @throws InvalidConfigException
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     * @throws NotFoundException
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     *
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     * @return mixed|object New built instance of the specified class.
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     *
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     * @internal
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     */
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    public function create(string $id)
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    {
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        if (isset($this->building[$id])) {
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            if ($id === ContainerInterface::class) {
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                return $this->container;
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            }
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            throw new CircularReferenceException(sprintf(
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                'Circular reference to "%s" detected while building: %s.',
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                $id,
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                implode(', ', array_keys($this->building))
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            ));
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        }
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        $this->building[$id] = 1;
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        try {
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            /** @var mixed $object */
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            $object = $this->buildInternal($id);
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        } finally {
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            unset($this->building[$id]);
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        }
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        return $object;
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    }
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    public function withDefinitions(array $definitions)
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    {
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        $new = clone $this;
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        $new->definitions = new DefinitionStorage($definitions);
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        $new->definitions->setDelegateContainer($this->container);
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        return $new;
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    }
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    /**
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     * @param string $id
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     *
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     * @throws InvalidConfigException
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     * @throws NotFoundException
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     *
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     * @return mixed|object
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     */
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    private function buildInternal(string $id)
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    {
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        if ($this->definitions->has($id)) {
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            $definition = DefinitionNormalizer::normalize($this->definitions->get($id), $id);
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            return $definition->resolve($this->container->get(ContainerInterface::class));
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        }
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        throw new NotFoundException($id, $this->definitions->getBuildStack());
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    }
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}
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