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https://github.com/rectorphp/rector.git
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7d36c3b0b9
a80cf5292d
revert to working scoper 0.14
66 lines
1.8 KiB
PHP
66 lines
1.8 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\CodingStyle\Rector\Plus;
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use PhpParser\Node;
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use PhpParser\Node\Expr\AssignOp\Minus;
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use PhpParser\Node\Expr\AssignOp\Plus;
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use PhpParser\Node\Expr\PreDec;
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use PhpParser\Node\Expr\PreInc;
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use PhpParser\Node\Scalar\LNumber;
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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\CodingStyle\Rector\Plus\UseIncrementAssignRector\UseIncrementAssignRectorTest
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*/
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final class UseIncrementAssignRector extends \Rector\Core\Rector\AbstractRector
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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('Use ++ increment instead of `$var += 1`', [new \Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample(<<<'CODE_SAMPLE'
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class SomeClass
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{
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public function run()
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{
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$style += 1;
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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 run()
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{
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++$style;
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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 [\PhpParser\Node\Expr\AssignOp\Plus::class, \PhpParser\Node\Expr\AssignOp\Minus::class];
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}
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/**
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* @param Plus|Minus $node
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*/
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public function refactor(\PhpParser\Node $node) : ?\PhpParser\Node
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{
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if (!$node->expr instanceof \PhpParser\Node\Scalar\LNumber) {
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return null;
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}
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if ($node->expr->value !== 1) {
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return null;
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}
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if ($node instanceof \PhpParser\Node\Expr\AssignOp\Plus) {
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return new \PhpParser\Node\Expr\PreInc($node->var);
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}
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return new \PhpParser\Node\Expr\PreDec($node->var);
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}
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}
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