Current File : /home/vacivi36/code/vendor/rector/rector/rules/Php81/Rector/Array_/FirstClassCallableRector.php
<?php
declare (strict_types=1);
namespace Rector\Php81\Rector\Array_;
use PhpParser\Node;
use PhpParser\Node\Expr\Array_;
use PhpParser\Node\Expr\ClassConstFetch;
use PhpParser\Node\Expr\MethodCall;
use PhpParser\Node\Expr\PropertyFetch;
use PhpParser\Node\Expr\StaticCall;
use PhpParser\Node\Expr\Variable;
use PhpParser\Node\VariadicPlaceholder;
use Rector\Core\Rector\AbstractRector;
use Rector\Core\ValueObject\PhpVersion;
use Rector\NodeCollector\NodeAnalyzer\ArrayCallableMethodMatcher;
use Rector\NodeCollector\ValueObject\ArrayCallable;
use Rector\VersionBonding\Contract\MinPhpVersionInterface;
use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
/**
* @changelog https://php.watch/versions/8.1/first-class-callable-syntax
*
* @see \Rector\Tests\Php81\Rector\Array_\FirstClassCallableRector\FirstClassCallableRectorTest
*/
final class FirstClassCallableRector extends AbstractRector implements MinPhpVersionInterface
{
/**
* @readonly
* @var \Rector\NodeCollector\NodeAnalyzer\ArrayCallableMethodMatcher
*/
private $arrayCallableMethodMatcher;
public function __construct(ArrayCallableMethodMatcher $arrayCallableMethodMatcher)
{
$this->arrayCallableMethodMatcher = $arrayCallableMethodMatcher;
}
public function getRuleDefinition() : RuleDefinition
{
return new RuleDefinition('Upgrade array callable to first class callable', [new CodeSample(<<<'CODE_SAMPLE'
final class SomeClass
{
public function run()
{
$name = [$this, 'name'];
}
public function name()
{
}
}
CODE_SAMPLE
, <<<'CODE_SAMPLE'
final class SomeClass
{
public function run()
{
$name = $this->name(...);
}
public function name()
{
}
}
CODE_SAMPLE
)]);
}
/**
* @return array<class-string<Node>>
*/
public function getNodeTypes() : array
{
return [Array_::class];
}
/**
* @param Array_ $node
*/
public function refactor(Node $node) : ?Node
{
$arrayCallable = $this->arrayCallableMethodMatcher->match($node);
if (!$arrayCallable instanceof ArrayCallable) {
return null;
}
$callerExpr = $arrayCallable->getCallerExpr();
if (!$callerExpr instanceof Variable && !$callerExpr instanceof PropertyFetch && !$callerExpr instanceof ClassConstFetch) {
return null;
}
$args = [new VariadicPlaceholder()];
if ($callerExpr instanceof ClassConstFetch) {
return new StaticCall($callerExpr->class, $arrayCallable->getMethod(), $args);
}
return new MethodCall($callerExpr, $arrayCallable->getMethod(), $args);
}
public function provideMinPhpVersion() : int
{
return PhpVersion::PHP_81;
}
}
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