?????????? ????????? - ??????????????? - /opt/cpanel/ea-wappspector/vendor/rector/rector/rules/CodeQuality/Rector/ClassMethod/ExplicitReturnNullRector.php
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<?php declare (strict_types=1); namespace Rector\CodeQuality\Rector\ClassMethod; use PhpParser\Node; use PhpParser\Node\Expr; use PhpParser\Node\Expr\Closure; use PhpParser\Node\Expr\ConstFetch; use PhpParser\Node\Name; use PhpParser\Node\Stmt\Class_; use PhpParser\Node\Stmt\ClassMethod; use PhpParser\Node\Stmt\Function_; use PhpParser\Node\Stmt\Return_; use PhpParser\NodeTraverser; use PHPStan\Type\NullType; use PHPStan\Type\UnionType; use PHPStan\Type\VoidType; use Rector\BetterPhpDocParser\PhpDocInfo\PhpDocInfoFactory; use Rector\BetterPhpDocParser\PhpDocManipulator\PhpDocTypeChanger; use Rector\NodeTypeResolver\PHPStan\Type\TypeFactory; use Rector\Rector\AbstractRector; use Rector\TypeDeclaration\TypeInferer\ReturnTypeInferer; use Rector\TypeDeclaration\TypeInferer\SilentVoidResolver; use Rector\ValueObject\MethodName; use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample; use Symplify\RuleDocGenerator\ValueObject\RuleDefinition; /** * @see \Rector\Tests\CodeQuality\Rector\ClassMethod\ExplicitReturnNullRector\ExplicitReturnNullRectorTest */ final class ExplicitReturnNullRector extends AbstractRector { /** * @readonly * @var \Rector\TypeDeclaration\TypeInferer\SilentVoidResolver */ private $silentVoidResolver; /** * @readonly * @var \Rector\BetterPhpDocParser\PhpDocInfo\PhpDocInfoFactory */ private $phpDocInfoFactory; /** * @readonly * @var \Rector\NodeTypeResolver\PHPStan\Type\TypeFactory */ private $typeFactory; /** * @readonly * @var \Rector\BetterPhpDocParser\PhpDocManipulator\PhpDocTypeChanger */ private $phpDocTypeChanger; /** * @readonly * @var \Rector\TypeDeclaration\TypeInferer\ReturnTypeInferer */ private $returnTypeInferer; public function __construct(SilentVoidResolver $silentVoidResolver, PhpDocInfoFactory $phpDocInfoFactory, TypeFactory $typeFactory, PhpDocTypeChanger $phpDocTypeChanger, ReturnTypeInferer $returnTypeInferer) { $this->silentVoidResolver = $silentVoidResolver; $this->phpDocInfoFactory = $phpDocInfoFactory; $this->typeFactory = $typeFactory; $this->phpDocTypeChanger = $phpDocTypeChanger; $this->returnTypeInferer = $returnTypeInferer; } public function getRuleDefinition() : RuleDefinition { return new RuleDefinition('Add explicit return null to method/function that returns a value, but missed main return', [new CodeSample(<<<'CODE_SAMPLE' class SomeClass { /** * @return string|void */ public function run(int $number) { if ($number > 50) { return 'yes'; } } } CODE_SAMPLE , <<<'CODE_SAMPLE' class SomeClass { /** * @return string|null */ public function run(int $number) { if ($number > 50) { return 'yes'; } return null; } } CODE_SAMPLE )]); } /** * @return array<class-string<Node>> */ public function getNodeTypes() : array { return [ClassMethod::class, Function_::class]; } /** * @param ClassMethod|Function_ $node */ public function refactor(Node $node) : ?Node { // known return type, nothing to improve if ($node->returnType instanceof Node) { return null; } if ($node instanceof ClassMethod && $this->isName($node, MethodName::CONSTRUCT)) { return null; } $returnType = $this->returnTypeInferer->inferFunctionLike($node); if (!$returnType instanceof UnionType) { return null; } $hasChanged = \false; $this->traverseNodesWithCallable((array) $node->stmts, static function (Node $node) use(&$hasChanged) { if ($node instanceof Class_ || $node instanceof Function_ || $node instanceof Closure) { return NodeTraverser::DONT_TRAVERSE_CURRENT_AND_CHILDREN; } if ($node instanceof Return_ && !$node->expr instanceof Expr) { $hasChanged = \true; $node->expr = new ConstFetch(new Name('null')); return $node; } return null; }); if (!$this->silentVoidResolver->hasSilentVoid($node)) { if ($hasChanged) { $this->transformDocUnionVoidToUnionNull($node); return $node; } return null; } $node->stmts[] = new Return_(new ConstFetch(new Name('null'))); $this->transformDocUnionVoidToUnionNull($node); return $node; } /** * @param \PhpParser\Node\Stmt\ClassMethod|\PhpParser\Node\Stmt\Function_ $node */ private function transformDocUnionVoidToUnionNull($node) : void { $phpDocInfo = $this->phpDocInfoFactory->createFromNodeOrEmpty($node); $returnType = $phpDocInfo->getReturnType(); if (!$returnType instanceof UnionType) { return; } $newTypes = []; $hasChanged = \false; foreach ($returnType->getTypes() as $type) { if ($type instanceof VoidType) { $type = new NullType(); $hasChanged = \true; } $newTypes[] = $type; } if (!$hasChanged) { return; } $type = $this->typeFactory->createMixedPassedOrUnionTypeAndKeepConstant($newTypes); if (!$type instanceof UnionType) { return; } $this->phpDocTypeChanger->changeReturnType($node, $phpDocInfo, $type); } }
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| PHP 8.2.30 | ??????????? ?????????: 0 |
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