?????????? ????????? - ??????????????? - /opt/cpanel/ea-wappspector/vendor/rector/rector/rules/CodeQuality/Rector/Ternary/TernaryEmptyArrayArrayDimFetchToCoalesceRector.php
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<?php declare (strict_types=1); namespace Rector\CodeQuality\Rector\Ternary; use PhpParser\Node; use PhpParser\Node\Expr\ArrayDimFetch; use PhpParser\Node\Expr\BinaryOp\Coalesce; use PhpParser\Node\Expr\BooleanNot; use PhpParser\Node\Expr\Empty_; use PhpParser\Node\Expr\Ternary; use Rector\Rector\AbstractRector; use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample; use Symplify\RuleDocGenerator\ValueObject\RuleDefinition; /** * @see \Rector\Tests\CodeQuality\Rector\Ternary\TernaryEmptyArrayArrayDimFetchToCoalesceRector\TernaryEmptyArrayArrayDimFetchToCoalesceRectorTest */ final class TernaryEmptyArrayArrayDimFetchToCoalesceRector extends AbstractRector { public function getRuleDefinition() : RuleDefinition { return new RuleDefinition('Change ternary empty on array property with array dim fetch to coalesce operator', [new CodeSample(<<<'CODE_SAMPLE' final class SomeClass { private array $items = []; public function run() { return ! empty($this->items) ? $this->items[0] : 'default'; } } CODE_SAMPLE , <<<'CODE_SAMPLE' final class SomeClass { private array $items = []; public function run() { return $this->items[0] ?? 'default'; } } CODE_SAMPLE )]); } /** * @return array<class-string<Node>> */ public function getNodeTypes() : array { return [Ternary::class]; } /** * @param Ternary $node */ public function refactor(Node $node) : ?Node { if (!$node->cond instanceof BooleanNot) { return null; } $negagedExpr = $node->cond->expr; if (!$negagedExpr instanceof Empty_) { return null; } if (!$node->if instanceof ArrayDimFetch) { return null; } $emptyExprType = $this->getType($negagedExpr->expr); if (!$emptyExprType->isArray()->yes()) { return null; } $dimFetchVar = $node->if->var; if (!$this->nodeComparator->areNodesEqual($negagedExpr->expr, $dimFetchVar)) { return null; } return new Coalesce($node->if, $node->else); } }
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