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https://github.com/rectorphp/rector.git
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7e7a2f067a
476cfb00cb
disable fallback for now
91 lines
2.6 KiB
PHP
91 lines
2.6 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\CodeQuality\Rector\FuncCall;
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use PhpParser\Node;
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use PhpParser\Node\Expr\ArrayDimFetch;
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use PhpParser\Node\Expr\Assign;
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use PhpParser\Node\Expr\FuncCall;
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use PhpParser\Node\Stmt;
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use PhpParser\Node\Stmt\Expression;
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use Rector\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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* @changelog https://stackoverflow.com/questions/559844/whats-better-to-use-in-php-array-value-or-array-pusharray-value
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*
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* @see \Rector\Tests\CodeQuality\Rector\FuncCall\ChangeArrayPushToArrayAssignRector\ChangeArrayPushToArrayAssignRectorTest
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*/
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final class ChangeArrayPushToArrayAssignRector 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 array_push() to direct variable assign', [new CodeSample(<<<'CODE_SAMPLE'
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$items = [];
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array_push($items, $item);
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CODE_SAMPLE
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, <<<'CODE_SAMPLE'
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$items = [];
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$items[] = $item;
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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 [Expression::class];
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}
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/**
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* @param Expression $node
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* @return Stmt[]|null
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*/
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public function refactor(Node $node) : ?array
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{
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if (!$node->expr instanceof FuncCall) {
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return null;
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}
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$funcCall = $node->expr;
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if (!$this->isName($funcCall, 'array_push')) {
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return null;
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}
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if ($funcCall->isFirstClassCallable()) {
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return null;
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}
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if ($this->hasArraySpread($funcCall)) {
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return null;
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}
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$args = $funcCall->getArgs();
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if ($args === []) {
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return null;
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}
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$firstArg = \array_shift($args);
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if ($args === []) {
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return null;
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}
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$arrayDimFetch = new ArrayDimFetch($firstArg->value);
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$newStmts = [];
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foreach ($args as $key => $arg) {
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$assign = new Assign($arrayDimFetch, $arg->value);
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$assignExpression = new Expression($assign);
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$newStmts[] = $assignExpression;
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// keep comments of first line
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if ($key === 0) {
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$this->mirrorComments($assignExpression, $node);
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}
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}
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return $newStmts;
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}
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private function hasArraySpread(FuncCall $funcCall) : bool
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{
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foreach ($funcCall->getArgs() as $arg) {
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if ($arg->unpack) {
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return \true;
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}
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}
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return \false;
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}
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}
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