?????????? ????????? - ??????????????? - /opt/cpanel/ea-wappspector/vendor/rector/rector/rules/CodeQuality/Rector/Ternary/ArrayKeyExistsTernaryThenValueToCoalescingRector.php
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<?php declare (strict_types=1); namespace Rector\CodeQuality\Rector\Ternary; use PhpParser\Node; use PhpParser\Node\Arg; use PhpParser\Node\Expr\ArrayDimFetch; use PhpParser\Node\Expr\BinaryOp\Coalesce; use PhpParser\Node\Expr\FuncCall; use PhpParser\Node\Expr\Ternary; use Rector\PhpParser\Node\Value\ValueResolver; use Rector\Rector\AbstractRector; use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample; use Symplify\RuleDocGenerator\ValueObject\RuleDefinition; /** * @see \Rector\Tests\CodeQuality\Rector\Ternary\ArrayKeyExistsTernaryThenValueToCoalescingRector\ArrayKeyExistsTernaryThenValueToCoalescingRectorTest */ final class ArrayKeyExistsTernaryThenValueToCoalescingRector extends AbstractRector { /** * @readonly * @var \Rector\PhpParser\Node\Value\ValueResolver */ private $valueResolver; public function __construct(ValueResolver $valueResolver) { $this->valueResolver = $valueResolver; } public function getRuleDefinition() : RuleDefinition { return new RuleDefinition('Change array_key_exists() ternary to coalescing', [new CodeSample(<<<'CODE_SAMPLE' class SomeClass { public function run($values, $keyToMatch) { $result = array_key_exists($keyToMatch, $values) ? $values[$keyToMatch] : null; } } CODE_SAMPLE , <<<'CODE_SAMPLE' class SomeClass { public function run($values, $keyToMatch) { $result = $values[$keyToMatch] ?? null; } } 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 FuncCall) { return null; } if (!$this->isName($node->cond, 'array_key_exists')) { return null; } if (!$node->if instanceof ArrayDimFetch) { return null; } if (!$this->areArrayKeysExistsArgsMatchingDimFetch($node->cond, $node->if)) { return null; } if (!$this->valueResolver->isNull($node->else)) { return null; } return new Coalesce($node->if, $node->else); } /** * Equals if: * * array_key_exists($key, $values); * = * $values[$key] */ private function areArrayKeysExistsArgsMatchingDimFetch(FuncCall $funcCall, ArrayDimFetch $arrayDimFetch) : bool { $firstArg = $funcCall->args[0]; if (!$firstArg instanceof Arg) { return \false; } $keyExpr = $firstArg->value; $secondArg = $funcCall->args[1]; if (!$secondArg instanceof Arg) { return \false; } $valuesExpr = $secondArg->value; if (!$this->nodeComparator->areNodesEqual($arrayDimFetch->var, $valuesExpr)) { return \false; } return $this->nodeComparator->areNodesEqual($arrayDimFetch->dim, $keyExpr); } }
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