mirror of https://github.com/rectorphp/rector.git
78 lines
1.8 KiB
PHP
78 lines
1.8 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\DeadCode\Rector\Ternary;
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use PhpParser\Node;
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use PhpParser\Node\Expr\BinaryOp\BooleanAnd;
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use PhpParser\Node\Expr\Ternary;
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use PHPStan\Type\BooleanType;
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use Rector\Core\Rector\AbstractRector;
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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\DeadCode\Rector\Ternary\TernaryToBooleanOrFalseToBooleanAndRector\TernaryToBooleanOrFalseToBooleanAndRectorTest
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*/
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final class TernaryToBooleanOrFalseToBooleanAndRector extends AbstractRector
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{
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public function getRuleDefinition() : RuleDefinition
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{
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return new RuleDefinition('Change ternary of bool : false to && bool', [new CodeSample(<<<'CODE_SAMPLE'
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class SomeClass
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{
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public function go()
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{
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return $value ? $this->getBool() : false;
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}
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private function getBool(): bool
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{
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return (bool) 5;
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}
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}
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CODE_SAMPLE
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, <<<'CODE_SAMPLE'
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class SomeClass
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{
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public function go()
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{
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return $value && $this->getBool();
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}
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private function getBool(): bool
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{
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return (bool) 5;
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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 [Ternary::class];
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}
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/**
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* @param Ternary $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->if === null) {
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return null;
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}
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if (!$this->valueResolver->isFalse($node->else)) {
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return null;
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}
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if ($this->valueResolver->isTrue($node->if)) {
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return null;
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}
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$ifType = $this->getType($node->if);
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if (!$ifType instanceof BooleanType) {
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return null;
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}
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return new BooleanAnd($node->cond, $node->if);
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}
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}
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