?????????? ????????? - ??????????????? - /opt/cpanel/ea-wappspector/vendor/rector/rector/rules/CodeQuality/Rector/For_/ForRepeatedCountToOwnVariableRector.php
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<?php declare (strict_types=1); namespace Rector\CodeQuality\Rector\For_; use PhpParser\Node; use PhpParser\Node\Expr; use PhpParser\Node\Expr\Assign; use PhpParser\Node\Expr\BinaryOp\Smaller; use PhpParser\Node\Expr\BinaryOp\SmallerOrEqual; use PhpParser\Node\Expr\FuncCall; use PhpParser\Node\Expr\Variable; use PhpParser\Node\Stmt; use PhpParser\Node\Stmt\Expression; use PhpParser\Node\Stmt\For_; use PHPStan\Analyser\Scope; use Rector\Rector\AbstractScopeAwareRector; use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample; use Symplify\RuleDocGenerator\ValueObject\RuleDefinition; /** * @see \Rector\Tests\CodeQuality\Rector\For_\ForRepeatedCountToOwnVariableRector\ForRepeatedCountToOwnVariableRectorTest */ final class ForRepeatedCountToOwnVariableRector extends AbstractScopeAwareRector { /** * @var string */ private const COUNTER_NAME = 'counter'; public function getRuleDefinition() : RuleDefinition { return new RuleDefinition('Change count() in for function to own variable', [new CodeSample(<<<'CODE_SAMPLE' class SomeClass { public function run($items) { for ($i = 5; $i <= count($items); $i++) { echo $items[$i]; } } } CODE_SAMPLE , <<<'CODE_SAMPLE' class SomeClass { public function run($items) { $itemsCount = count($items); for ($i = 5; $i <= $itemsCount; $i++) { echo $items[$i]; } } } CODE_SAMPLE )]); } /** * @return array<class-string<Node>> */ public function getNodeTypes() : array { return [For_::class]; } /** * @param For_ $node * @return Stmt[]|null */ public function refactorWithScope(Node $node, Scope $scope) : ?array { if ($scope->hasVariableType(self::COUNTER_NAME)->yes()) { return null; } $countInCond = null; $counterVariable = new Variable(self::COUNTER_NAME); foreach ($node->cond as $condExpr) { if (!$condExpr instanceof Smaller && !$condExpr instanceof SmallerOrEqual) { continue; } if (!$condExpr->right instanceof FuncCall) { continue; } $funcCall = $condExpr->right; if (!$this->isName($funcCall, 'count')) { continue; } $countInCond = $condExpr->right; $condExpr->right = $counterVariable; } if (!$countInCond instanceof Expr) { return null; } $countAssign = new Assign($counterVariable, $countInCond); return [new Expression($countAssign), $node]; } }
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