mirror of https://github.com/rectorphp/rector.git
99 lines
2.9 KiB
PHP
99 lines
2.9 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\TypeDeclaration\Rector\ClassMethod;
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use PhpParser\Node;
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use PhpParser\Node\Stmt\ClassMethod;
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use Rector\Core\PhpParser\NodeFinder\LocalMethodCallFinder;
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use Rector\Core\Rector\AbstractRector;
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use Rector\TypeDeclaration\NodeAnalyzer\CallTypesResolver;
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use Rector\TypeDeclaration\NodeAnalyzer\ClassMethodParamTypeCompleter;
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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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* @changelog https://github.com/symplify/phpstan-rules/blob/master/docs/rules_overview.md#checktypehintcallertyperule
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*
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* @see \Rector\Tests\TypeDeclaration\Rector\ClassMethod\AddMethodCallBasedStrictParamTypeRector\AddMethodCallBasedStrictParamTypeRectorTest
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*/
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final class AddMethodCallBasedStrictParamTypeRector extends AbstractRector
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{
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/**
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* @var int
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*/
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private const MAX_UNION_TYPES = 3;
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/**
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* @readonly
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* @var \Rector\TypeDeclaration\NodeAnalyzer\CallTypesResolver
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*/
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private $callTypesResolver;
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/**
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* @readonly
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* @var \Rector\TypeDeclaration\NodeAnalyzer\ClassMethodParamTypeCompleter
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*/
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private $classMethodParamTypeCompleter;
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/**
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* @readonly
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* @var \Rector\Core\PhpParser\NodeFinder\LocalMethodCallFinder
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*/
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private $localMethodCallFinder;
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public function __construct(CallTypesResolver $callTypesResolver, ClassMethodParamTypeCompleter $classMethodParamTypeCompleter, LocalMethodCallFinder $localMethodCallFinder)
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{
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$this->callTypesResolver = $callTypesResolver;
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$this->classMethodParamTypeCompleter = $classMethodParamTypeCompleter;
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$this->localMethodCallFinder = $localMethodCallFinder;
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}
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public function getRuleDefinition() : RuleDefinition
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{
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return new RuleDefinition('Change private method param type to strict type, based on passed strict types', [new CodeSample(<<<'CODE_SAMPLE'
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final class SomeClass
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{
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public function run(int $value)
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{
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$this->resolve($value);
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}
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private function resolve($value)
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{
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}
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}
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CODE_SAMPLE
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, <<<'CODE_SAMPLE'
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final class SomeClass
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{
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public function run(int $value)
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{
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$this->resolve($value);
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}
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private function resolve(int $value)
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{
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}
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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 [ClassMethod::class];
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}
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/**
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* @param ClassMethod $node
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*/
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public function refactor(Node $node) : ?Node
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{
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if ($node->params === []) {
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return null;
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}
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if (!$node->isPrivate()) {
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return null;
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}
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$methodCalls = $this->localMethodCallFinder->match($node);
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$classMethodParameterTypes = $this->callTypesResolver->resolveStrictTypesFromCalls($methodCalls);
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return $this->classMethodParamTypeCompleter->complete($node, $classMethodParameterTypes, self::MAX_UNION_TYPES);
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}
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}
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