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428336c22c
09398c3d4f
Decouple AddFunctionVoidReturnTypeWhereNoReturnRector to allow leveling by simple node first (#5563)
68 lines
1.9 KiB
PHP
68 lines
1.9 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\TypeDeclaration\Rector\Function_;
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use PhpParser\Node;
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use PhpParser\Node\Identifier;
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use PhpParser\Node\Stmt\Function_;
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use Rector\Rector\AbstractRector;
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use Rector\TypeDeclaration\TypeInferer\SilentVoidResolver;
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use Rector\ValueObject\PhpVersionFeature;
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use Rector\VersionBonding\Contract\MinPhpVersionInterface;
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use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
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use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
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/**
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* @see \Rector\Tests\TypeDeclaration\Rector\Function_\AddFunctionVoidReturnTypeWhereNoReturnRector\AddFunctionVoidReturnTypeWhereNoReturnRectorTest
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*/
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final class AddFunctionVoidReturnTypeWhereNoReturnRector extends AbstractRector implements MinPhpVersionInterface
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{
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/**
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* @readonly
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* @var \Rector\TypeDeclaration\TypeInferer\SilentVoidResolver
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*/
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private $silentVoidResolver;
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public function __construct(SilentVoidResolver $silentVoidResolver)
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{
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$this->silentVoidResolver = $silentVoidResolver;
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}
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public function getRuleDefinition() : RuleDefinition
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{
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return new RuleDefinition('Add function return type void if there is no return', [new CodeSample(<<<'CODE_SAMPLE'
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function restore() {
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}
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CODE_SAMPLE
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, <<<'CODE_SAMPLE'
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function restore(): void {
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}
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CODE_SAMPLE
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)]);
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}
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/**
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* @return array<class-string<Node>>
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*/
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public function getNodeTypes() : array
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{
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return [Function_::class];
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}
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/**
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* @param Function_ $node
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*/
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public function refactor(Node $node) : ?Node
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{
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// already has return type → skip
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if ($node->returnType instanceof Node) {
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return null;
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}
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if (!$this->silentVoidResolver->hasExclusiveVoid($node)) {
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return null;
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}
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$node->returnType = new Identifier('void');
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return $node;
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}
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public function provideMinPhpVersion() : int
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{
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return PhpVersionFeature::VOID_TYPE;
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}
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}
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