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<?php declare (strict_types=1); namespace Rector\CodingStyle\Rector\FuncCall; use PhpParser\Node; use PhpParser\Node\Arg; use PhpParser\Node\Expr; use PhpParser\Node\Expr\Array_; use PhpParser\Node\Expr\FuncCall; use PhpParser\Node\Expr\MethodCall; use PhpParser\Node\Scalar\String_; use Rector\CodingStyle\NodeFactory\ArrayCallableToMethodCallFactory; use Rector\Core\NodeAnalyzer\ArgsAnalyzer; use Rector\Core\Rector\AbstractRector; use Rector\Core\ValueObject\PhpVersionFeature; use Rector\VersionBonding\Contract\MinPhpVersionInterface; use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample; use Symplify\RuleDocGenerator\ValueObject\RuleDefinition; /** * @changelog https://www.php.net/manual/en/function.call-user-func-array.php#117655 * @changelog https://3v4l.org/CBWt9 * * @see \Rector\Tests\CodingStyle\Rector\FuncCall\CallUserFuncArrayToVariadicRector\CallUserFuncArrayToVariadicRectorTest */ final class CallUserFuncArrayToVariadicRector extends AbstractRector implements MinPhpVersionInterface { /** * @readonly * @var \Rector\CodingStyle\NodeFactory\ArrayCallableToMethodCallFactory */ private $arrayCallableToMethodCallFactory; /** * @readonly * @var \Rector\Core\NodeAnalyzer\ArgsAnalyzer */ private $argsAnalyzer; public function __construct(ArrayCallableToMethodCallFactory $arrayCallableToMethodCallFactory, ArgsAnalyzer $argsAnalyzer) { $this->arrayCallableToMethodCallFactory = $arrayCallableToMethodCallFactory; $this->argsAnalyzer = $argsAnalyzer; } public function getRuleDefinition() : RuleDefinition { return new RuleDefinition('Replace call_user_func_array() with variadic', [new CodeSample(<<<'CODE_SAMPLE' class SomeClass { public function run() { call_user_func_array('some_function', $items); } } CODE_SAMPLE , <<<'CODE_SAMPLE' class SomeClass { public function run() { some_function(...$items); } } CODE_SAMPLE )]); } /** * @return array<class-string<Node>> */ public function getNodeTypes() : array { return [FuncCall::class]; } /** * @param FuncCall $node */ public function refactor(Node $node) : ?Node { if (!$this->isName($node, 'call_user_func_array')) { return null; } if (!$this->argsAnalyzer->isArgsInstanceInArgsPositions($node->args, [0, 1])) { return null; } /** @var Arg $firstArg */ $firstArg = $node->getArgs()[0]; $firstArgValue = $firstArg->value; /** @var Arg $secondArg */ $secondArg = $node->getArgs()[1]; $secondArgValue = $secondArg->value; if ($firstArgValue instanceof String_) { $functionName = $this->valueResolver->getValue($firstArgValue); return $this->createFuncCall($secondArgValue, $functionName); } // method call if ($firstArgValue instanceof Array_) { return $this->createMethodCall($firstArgValue, $secondArgValue); } return null; } public function provideMinPhpVersion() : int { return PhpVersionFeature::ARRAY_SPREAD; } private function createFuncCall(Expr $expr, string $functionName) : FuncCall { $args = []; $args[] = $this->createUnpackedArg($expr); return $this->nodeFactory->createFuncCall($functionName, $args); } private function createMethodCall(Array_ $array, Expr $secondExpr) : ?MethodCall { $methodCall = $this->arrayCallableToMethodCallFactory->create($array); if (!$methodCall instanceof MethodCall) { return null; } $methodCall->args[] = $this->createUnpackedArg($secondExpr); return $methodCall; } private function createUnpackedArg(Expr $expr) : Arg { return new Arg($expr, \false, \true); } }
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