<?php
declare (strict_types=1);
namespace Rector\Core\NodeManipulator;
use PhpParser\Node;
use PhpParser\Node\Expr\Assign;
use PhpParser\Node\Expr\FuncCall;
use PhpParser\Node\Expr\List_;
use PhpParser\Node\Expr\PropertyFetch;
use PhpParser\Node\Expr\StaticPropertyFetch;
use PhpParser\Node\FunctionLike;
use Rector\Core\NodeAnalyzer\PropertyFetchAnalyzer;
use Rector\Core\PhpParser\Node\BetterNodeFinder;
use Rector\NodeNameResolver\NodeNameResolver;
use Rector\NodeTypeResolver\Node\AttributeKey;
final class AssignManipulator
{
/**
* @readonly
* @var \Rector\NodeNameResolver\NodeNameResolver
*/
private $nodeNameResolver;
/**
* @readonly
* @var \Rector\Core\PhpParser\Node\BetterNodeFinder
*/
private $betterNodeFinder;
/**
* @readonly
* @var \Rector\Core\NodeAnalyzer\PropertyFetchAnalyzer
*/
private $propertyFetchAnalyzer;
public function __construct(NodeNameResolver $nodeNameResolver, BetterNodeFinder $betterNodeFinder, PropertyFetchAnalyzer $propertyFetchAnalyzer)
{
$this->nodeNameResolver = $nodeNameResolver;
$this->betterNodeFinder = $betterNodeFinder;
$this->propertyFetchAnalyzer = $propertyFetchAnalyzer;
}
/**
* Matches:
* each() = [1, 2];
*/
public function isListToEachAssign(Assign $assign) : bool
{
if (!$assign->expr instanceof FuncCall) {
return \false;
}
if (!$assign->var instanceof List_) {
return \false;
}
return $this->nodeNameResolver->isName($assign->expr, 'each');
}
public function isLeftPartOfAssign(Node $node) : bool
{
if ($node->getAttribute(AttributeKey::IS_BEING_ASSIGNED) === \true) {
return \true;
}
return $node->getAttribute(AttributeKey::IS_ASSIGNED_TO) === \true;
}
/**
* @api doctrine
* @return array<PropertyFetch|StaticPropertyFetch>
*/
public function resolveAssignsToLocalPropertyFetches(FunctionLike $functionLike) : array
{
return $this->betterNodeFinder->find((array) $functionLike->getStmts(), function (Node $node) : bool {
if (!$this->propertyFetchAnalyzer->isLocalPropertyFetch($node)) {
return \false;
}
return $this->isLeftPartOfAssign($node);
});
}
}
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