zx/vendor/symfony/property-info/PhpStan/NameScopeFactory.php

71 lines
2.2 KiB
PHP

<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\PropertyInfo\PhpStan;
use phpDocumentor\Reflection\Types\ContextFactory;
/**
* @author Baptiste Leduc <baptiste.leduc@gmail.com>
*
* @internal
*/
final class NameScopeFactory
{
public function create(string $calledClassName, ?string $declaringClassName = null): NameScope
{
$declaringClassName = $declaringClassName ?? $calledClassName;
$path = explode('\\', $calledClassName);
$calledClassName = array_pop($path);
$declaringReflection = new \ReflectionClass($declaringClassName);
[$declaringNamespace, $declaringUses] = $this->extractFromFullClassName($declaringReflection);
$declaringUses = array_merge($declaringUses, $this->collectUses($declaringReflection));
return new NameScope($calledClassName, $declaringNamespace, $declaringUses);
}
private function collectUses(\ReflectionClass $reflection): array
{
$uses = [$this->extractFromFullClassName($reflection)[1]];
foreach ($reflection->getTraits() as $traitReflection) {
$uses[] = $this->extractFromFullClassName($traitReflection)[1];
}
if (false !== $parentClass = $reflection->getParentClass()) {
$uses[] = $this->collectUses($parentClass);
}
return $uses ? array_merge(...$uses) : [];
}
private function extractFromFullClassName(\ReflectionClass $reflection): array
{
$namespace = trim($reflection->getNamespaceName(), '\\');
$fileName = $reflection->getFileName();
if (\is_string($fileName) && is_file($fileName)) {
if (false === $contents = file_get_contents($fileName)) {
throw new \RuntimeException(sprintf('Unable to read file "%s".', $fileName));
}
$factory = new ContextFactory();
$context = $factory->createForNamespace($namespace, $contents);
return [$namespace, $context->getNamespaceAliases()];
}
return [$namespace, []];
}
}