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ExportToReflectionFunctionRector.php
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ExportToReflectionFunctionRector.php
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<?php
declare (strict_types=1);
namespace Rector\Php74\Rector\StaticCall;
use PhpParser\Node;
use PhpParser\Node\Arg;
use PhpParser\Node\Expr\Cast\String_;
use PhpParser\Node\Expr\New_;
use PhpParser\Node\Expr\StaticCall;
use PhpParser\Node\Name;
use PHPStan\Type\ObjectType;
use Rector\PhpParser\Node\Value\ValueResolver;
use Rector\Rector\AbstractRector;
use Rector\ValueObject\PhpVersionFeature;
use Rector\VersionBonding\Contract\MinPhpVersionInterface;
use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
/**
* @see \Rector\Tests\Php74\Rector\StaticCall\ExportToReflectionFunctionRector\ExportToReflectionFunctionRectorTest
*/
final class ExportToReflectionFunctionRector extends AbstractRector implements MinPhpVersionInterface
{
/**
* @readonly
* @var \Rector\PhpParser\Node\Value\ValueResolver
*/
private $valueResolver;
public function __construct(ValueResolver $valueResolver)
{
$this->valueResolver = $valueResolver;
}
public function provideMinPhpVersion() : int
{
return PhpVersionFeature::EXPORT_TO_REFLECTION_FUNCTION;
}
public function getRuleDefinition() : RuleDefinition
{
return new RuleDefinition('Change export() to ReflectionFunction alternatives', [new CodeSample(<<<'CODE_SAMPLE'
$reflectionFunction = ReflectionFunction::export('foo');
$reflectionFunctionAsString = ReflectionFunction::export('foo', true);
CODE_SAMPLE
, <<<'CODE_SAMPLE'
$reflectionFunction = new ReflectionFunction('foo');
$reflectionFunctionAsString = (string) new ReflectionFunction('foo');
CODE_SAMPLE
)]);
}
/**
* @return array<class-string<Node>>
*/
public function getNodeTypes() : array
{
return [StaticCall::class];
}
/**
* @param StaticCall $node
*/
public function refactor(Node $node) : ?Node
{
if (!$node->class instanceof Name) {
return null;
}
$callerType = $this->nodeTypeResolver->getType($node->class);
if (!$callerType->isSuperTypeOf(new ObjectType('ReflectionFunction'))->yes()) {
return null;
}
if (!$this->isName($node->name, 'export')) {
return null;
}
if ($node->isFirstClassCallable()) {
return null;
}
$firstArg = $node->getArgs()[0] ?? null;
if (!$firstArg instanceof Arg) {
return null;
}
$new = new New_($node->class, [new Arg($firstArg->value)]);
$secondArg = $node->getArgs()[1] ?? null;
if (!$secondArg instanceof Arg) {
return $new;
}
if ($this->valueResolver->isTrue($secondArg->value)) {
return new String_($new);
}
return $new;
}
}