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olf -
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Edit File: DeadForeachRule.php
<?php declare(strict_types = 1); namespace PHPStan\Rules\Arrays; use PhpParser\Node; use PHPStan\Analyser\Scope; use PHPStan\Rules\Rule; class DeadForeachRule implements Rule { public function getNodeType(): string { return Node\Stmt\Foreach_::class; } /** * @param \PhpParser\Node\Stmt\Foreach_ $node * @param Scope $scope * @return string[] */ public function processNode(Node $node, Scope $scope): array { $iterableType = $scope->getType($node->expr); if ($iterableType->isIterable()->no()) { return []; } if (!$iterableType->isIterableAtLeastOnce()->no()) { return []; } return [ 'Empty array passed to foreach.', ]; } }
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