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cdc3b7adef
f451b0b8e1
[PHP 8.0] Bump to promoted properties (#4)
67 lines
2.6 KiB
PHP
67 lines
2.6 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\CodeQuality\Rector\BooleanAnd;
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use PhpParser\Node;
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use PhpParser\Node\Expr\Array_;
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use PhpParser\Node\Expr\BinaryOp\BooleanAnd;
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use PhpParser\Node\Expr\BinaryOp\Identical;
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use PhpParser\Node\Expr\Empty_;
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use PhpParser\Node\Expr\FuncCall;
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use Rector\Core\NodeManipulator\BinaryOpManipulator;
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use Rector\Core\Rector\AbstractRector;
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use Rector\Php71\ValueObject\TwoNodeMatch;
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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 https://3v4l.org/EZ2P4
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* @see https://3v4l.org/egtb5
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* @see \Rector\Tests\CodeQuality\Rector\BooleanAnd\SimplifyEmptyArrayCheckRector\SimplifyEmptyArrayCheckRectorTest
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*/
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final class SimplifyEmptyArrayCheckRector extends \Rector\Core\Rector\AbstractRector
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{
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/**
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* @var \Rector\Core\NodeManipulator\BinaryOpManipulator
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*/
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private $binaryOpManipulator;
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public function __construct(\Rector\Core\NodeManipulator\BinaryOpManipulator $binaryOpManipulator)
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{
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$this->binaryOpManipulator = $binaryOpManipulator;
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}
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public function getRuleDefinition() : \Symplify\RuleDocGenerator\ValueObject\RuleDefinition
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{
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return new \Symplify\RuleDocGenerator\ValueObject\RuleDefinition('Simplify `is_array` and `empty` functions combination into a simple identical check for an empty array', [new \Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample('is_array($values) && empty($values)', '$values === []')]);
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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 [\PhpParser\Node\Expr\BinaryOp\BooleanAnd::class];
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}
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/**
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* @param BooleanAnd $node
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*/
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public function refactor(\PhpParser\Node $node) : ?\PhpParser\Node
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{
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$twoNodeMatch = $this->binaryOpManipulator->matchFirstAndSecondConditionNode(
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$node,
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// is_array(...)
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function (\PhpParser\Node $node) : bool {
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if (!$node instanceof \PhpParser\Node\Expr\FuncCall) {
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return \false;
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}
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return $this->isName($node, 'is_array');
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},
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\PhpParser\Node\Expr\Empty_::class
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);
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if (!$twoNodeMatch instanceof \Rector\Php71\ValueObject\TwoNodeMatch) {
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return null;
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}
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/** @var Empty_ $emptyOrNotIdenticalNode */
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$emptyOrNotIdenticalNode = $twoNodeMatch->getSecondExpr();
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return new \PhpParser\Node\Expr\BinaryOp\Identical($emptyOrNotIdenticalNode->expr, new \PhpParser\Node\Expr\Array_());
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}
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}
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