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<?php declare (strict_types=1); namespace Rector\Nette\Rector\NotIdentical; use PhpParser\Node; use PhpParser\Node\Expr; use PhpParser\Node\Expr\BinaryOp; use PhpParser\Node\Expr\BinaryOp\Identical; use PhpParser\Node\Expr\BinaryOp\NotIdentical; use PhpParser\Node\Expr\BooleanNot; use PhpParser\Node\Expr\FuncCall; use Rector\Core\Rector\AbstractRector; use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample; use Symplify\RuleDocGenerator\ValueObject\RuleDefinition; /** * @see https://3v4l.org/CubLi * @see https://github.com/nette/utils/blob/bd961f49b211997202bda1d0fbc410905be370d4/src/Utils/Strings.php#L81 * * @see \Rector\Nette\Tests\Rector\NotIdentical\StrposToStringsContainsRector\StrposToStringsContainsRectorTest */ final class StrposToStringsContainsRector extends AbstractRector { public function getRuleDefinition() : RuleDefinition { return new RuleDefinition('Use Nette\\Utils\\Strings over bare string-functions', [new CodeSample(<<<'CODE_SAMPLE' class SomeClass { public function run() { $name = 'Hi, my name is Tom'; return strpos($name, 'Hi') !== false; } } CODE_SAMPLE , <<<'CODE_SAMPLE' class SomeClass { public function run() { $name = 'Hi, my name is Tom'; return \Nette\Utils\Strings::contains($name, 'Hi'); } } CODE_SAMPLE )]); } /** * @return array<class-string<Node>> */ public function getNodeTypes() : array { return [NotIdentical::class, Identical::class]; } /** * @param NotIdentical|Identical $node */ public function refactor(Node $node) : ?Node { $funcCall = $this->matchStrposInComparisonToFalse($node); if (!$funcCall instanceof FuncCall) { return null; } if (isset($funcCall->args[2]) && !$this->valueResolver->isValue($funcCall->args[2]->value, 0)) { return null; } $containsStaticCall = $this->nodeFactory->createStaticCall('Nette\\Utils\\Strings', 'contains'); $containsStaticCall->args[0] = $funcCall->args[0]; $containsStaticCall->args[1] = $funcCall->args[1]; if ($node instanceof Identical) { return new BooleanNot($containsStaticCall); } return $containsStaticCall; } private function matchStrposInComparisonToFalse(BinaryOp $binaryOp) : ?Expr { if ($this->valueResolver->isFalse($binaryOp->left)) { $rightExpr = $binaryOp->right; if ($this->isStrposFuncCall($rightExpr)) { return $rightExpr; } } if ($this->valueResolver->isFalse($binaryOp->right)) { $leftExpr = $binaryOp->left; if ($this->isStrposFuncCall($leftExpr)) { return $leftExpr; } } return null; } private function isStrposFuncCall(Expr $expr) : bool { if (!$expr instanceof FuncCall) { return \false; } return $this->isName($expr, 'strpos'); } }
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