Innmind\Compose\Container

Complexity

Total Complexity

8

Size/Duplication

Total Lines	55
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	has()	0	17	3
A	__construct()	0	4	1
A	get()	0	7	2
A	build()	0	10	2

<?php
declare(strict_types = 1);

namespace Innmind\Compose;

use Innmind\Compose\{
    Definition\Name,
    Exception\NotFound
};
use Innmind\Immutable\Map;
use Psr\Container\ContainerInterface;

final class Container implements ContainerInterface
{
    private $definitions;
    private $instances;

    public function __construct(Definitions $definitions)
    {
        $this->definitions = $definitions;
        $this->instances = new Map('string', 'object');
    }

    /**
     * {@inheritdoc}
     */
    public function get($id): object
    {
        if (!$this->has($id)) {
            throw new NotFound($id);
        }

        return $this->build(new Name($id));
    }

    /**
     * {@inheritdoc}
     */
    public function has($id): bool
    {
        $name = new Name($id);

        if (!$this->definitions->has($name)) {
            return false;
        }

        $definition = $this
            ->definitions
            ->get($name);

        if (!$definition->exposed()) {
            return false;
        }

        return $definition->isExposedAs($name);
    }

    private function build(Name $name): object
    {
        if ($this->instances->contains((string) $name)) {
            return $this->instances->get((string) $name);
        }

        $instance = $this->definitions->build($name);
        $this->instances = $this->instances->put((string) $name, $instance);

        return $instance;
    }
}