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<?php |
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declare(strict_types = 1); |
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namespace Innmind\Compose; |
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use Innmind\Compose\{ |
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Services, |
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Loader |
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}; |
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use Innmind\Url\PathInterface; |
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use Innmind\Immutable\{ |
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MapInterface, |
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Set, |
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Str |
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}; |
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use Symfony\Component\Config\{ |
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ConfigCache, |
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Resource\FileResource |
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}; |
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use Psr\Container\ContainerInterface; |
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final class Compile |
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{ |
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private $cache; |
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public function __construct(PathInterface $cache) |
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{ |
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$this->cache = Str::of((string) $cache)->rightTrim('/'); |
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} |
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/** |
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* @param MapInterface<string, mixed> $arguments |
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*/ |
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public function __invoke( |
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Loader $load, |
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PathInterface $path, |
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MapInterface $arguments |
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): ContainerInterface { |
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$cachePath = sprintf( |
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'%s/%s.php', |
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$this->cache, |
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md5((string) $path) |
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); |
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$cache = new ConfigCache($cachePath, false); |
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if ($cache->isFresh()) { |
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return require $cachePath; |
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} |
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$services = $load($path); |
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$code = $this->generateCode($services); |
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$cache->write($code, [new FileResource((string) $path)]); |
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return require $cachePath; |
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} |
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private function generateCode(Services $services): string |
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{ |
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$compiled = $services->compile(); |
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return <<<PHP |
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<?php |
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declare(strict_types = 1); |
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use Innmind\Compose\Exception\NotFound; |
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use Innmind\Immutable\MapInterface; |
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use Psr\Container\ContainerInterface; |
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return new class(\$arguments) implements ContainerInterface { |
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private \$container; |
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public function __construct(MapInterface \$arguments) |
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{ |
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//wrapping is used to avoid access to public method of the real |
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//compiled container, methods to build services are public so we |
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//can access tunnelled arguments between dependencies |
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\$this->container = $compiled |
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} |
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public function get(\$id): object |
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{ |
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return \$this->container->get(\$id); |
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} |
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public function has(\$id): bool |
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{ |
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return \$this->container->has(\$id); |
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} |
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}; |
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PHP; |
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} |
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} |
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Innmind /
Compose
Loading history...
Let?s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let?s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: