?????????? ????????? - ??????????????? - /opt/cpanel/ea-wappspector/vendor/rector/rector/rules/Php80/Rector/Catch_/RemoveUnusedVariableInCatchRector.php
???????
<?php declare (strict_types=1); namespace Rector\Php80\Rector\Catch_; use PhpParser\Node; use PhpParser\Node\Expr\Variable; use PhpParser\Node\Stmt\TryCatch; use Rector\Contract\PhpParser\Node\StmtsAwareInterface; use Rector\DeadCode\NodeAnalyzer\ExprUsedInNodeAnalyzer; use Rector\NodeManipulator\StmtsManipulator; use Rector\PhpParser\Node\BetterNodeFinder; 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\Php80\Rector\Catch_\RemoveUnusedVariableInCatchRector\RemoveUnusedVariableInCatchRectorTest */ final class RemoveUnusedVariableInCatchRector extends AbstractRector implements MinPhpVersionInterface { /** * @readonly * @var \Rector\NodeManipulator\StmtsManipulator */ private $stmtsManipulator; /** * @readonly * @var \Rector\PhpParser\Node\BetterNodeFinder */ private $betterNodeFinder; /** * @readonly * @var \Rector\DeadCode\NodeAnalyzer\ExprUsedInNodeAnalyzer */ private $exprUsedInNodeAnalyzer; public function __construct(StmtsManipulator $stmtsManipulator, BetterNodeFinder $betterNodeFinder, ExprUsedInNodeAnalyzer $exprUsedInNodeAnalyzer) { $this->stmtsManipulator = $stmtsManipulator; $this->betterNodeFinder = $betterNodeFinder; $this->exprUsedInNodeAnalyzer = $exprUsedInNodeAnalyzer; } public function getRuleDefinition() : RuleDefinition { return new RuleDefinition('Remove unused variable in catch()', [new CodeSample(<<<'CODE_SAMPLE' final class SomeClass { public function run() { try { } catch (Throwable $notUsedThrowable) { } } } CODE_SAMPLE , <<<'CODE_SAMPLE' final class SomeClass { public function run() { try { } catch (Throwable) { } } } CODE_SAMPLE )]); } /** * @return array<class-string<Node>> */ public function getNodeTypes() : array { return [StmtsAwareInterface::class]; } /** * @param StmtsAwareInterface $node */ public function refactor(Node $node) : ?Node { if ($node->stmts === null) { return null; } $hasChanged = \false; foreach ($node->stmts as $key => $stmt) { if (!$stmt instanceof TryCatch) { continue; } foreach ($stmt->catches as $catch) { $caughtVar = $catch->var; if (!$caughtVar instanceof Variable) { continue; } /** @var string $variableName */ $variableName = $this->getName($caughtVar); $isFoundInCatchStmts = (bool) $this->betterNodeFinder->findFirst($catch->stmts, function (Node $subNode) use($caughtVar) : bool { return $this->exprUsedInNodeAnalyzer->isUsed($subNode, $caughtVar); }); if ($isFoundInCatchStmts) { continue; } if ($this->stmtsManipulator->isVariableUsedInNextStmt($node, $key + 1, $variableName)) { continue; } $catch->var = null; $hasChanged = \true; } } if ($hasChanged) { return $node; } return null; } public function provideMinPhpVersion() : int { return PhpVersionFeature::NON_CAPTURING_CATCH; } }
| ver. 1.6 |
Github
|
.
| PHP 8.2.30 | ??????????? ?????????: 0 |
proxy
|
phpinfo
|
???????????