%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
declare (strict_types=1);
namespace Rector\Core\NodeManipulator;
use PhpParser\Node;
use PhpParser\Node\FunctionLike;
use PhpParser\Node\Stmt\Function_;
use PhpParser\Node\Stmt\Return_;
use Rector\Core\NodeAnalyzer\PropertyFetchAnalyzer;
use Rector\NodeNameResolver\NodeNameResolver;
use Rector\PhpDocParser\NodeTraverser\SimpleCallableNodeTraverser;
final class FunctionLikeManipulator
{
/**
* @readonly
* @var \Rector\PhpDocParser\NodeTraverser\SimpleCallableNodeTraverser
*/
private $simpleCallableNodeTraverser;
/**
* @readonly
* @var \Rector\NodeNameResolver\NodeNameResolver
*/
private $nodeNameResolver;
/**
* @readonly
* @var \Rector\Core\NodeAnalyzer\PropertyFetchAnalyzer
*/
private $propertyFetchAnalyzer;
public function __construct(SimpleCallableNodeTraverser $simpleCallableNodeTraverser, NodeNameResolver $nodeNameResolver, PropertyFetchAnalyzer $propertyFetchAnalyzer)
{
$this->simpleCallableNodeTraverser = $simpleCallableNodeTraverser;
$this->nodeNameResolver = $nodeNameResolver;
$this->propertyFetchAnalyzer = $propertyFetchAnalyzer;
}
/**
* @return string[]
*/
public function getReturnedLocalPropertyNames(FunctionLike $functionLike) : array
{
// process only class methods
if ($functionLike instanceof Function_) {
return [];
}
$returnedLocalPropertyNames = [];
$this->simpleCallableNodeTraverser->traverseNodesWithCallable($functionLike, function (Node $node) use(&$returnedLocalPropertyNames) {
if (!$node instanceof Return_) {
return null;
}
if ($node->expr === null) {
return null;
}
if (!$this->propertyFetchAnalyzer->isLocalPropertyFetch($node->expr)) {
return null;
}
$propertyName = $this->nodeNameResolver->getName($node->expr);
if ($propertyName === null) {
return null;
}
$returnedLocalPropertyNames[] = $propertyName;
});
return $returnedLocalPropertyNames;
}
/**
* @return string[]
*/
public function resolveParamNames(FunctionLike $functionLike) : array
{
$paramNames = [];
foreach ($functionLike->getParams() as $param) {
$paramNames[] = $this->nodeNameResolver->getName($param);
}
return $paramNames;
}
}
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