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<?php
declare (strict_types=1);
namespace Rector\Naming\Matcher;
use PhpParser\Node;
use PhpParser\Node\Expr\Assign;
use PhpParser\Node\Expr\Closure;
use PhpParser\Node\Expr\Variable;
use PhpParser\Node\FunctionLike;
use PhpParser\Node\Stmt\ClassMethod;
use PhpParser\Node\Stmt\Function_;
use Rector\Core\PhpParser\Node\BetterNodeFinder;
use Rector\Naming\ValueObject\VariableAndCallAssign;
use Rector\NodeNameResolver\NodeNameResolver;
final class VariableAndCallAssignMatcher
{
/**
* @readonly
* @var \Rector\Naming\Matcher\CallMatcher
*/
private $callMatcher;
/**
* @readonly
* @var \Rector\NodeNameResolver\NodeNameResolver
*/
private $nodeNameResolver;
/**
* @readonly
* @var \Rector\Core\PhpParser\Node\BetterNodeFinder
*/
private $betterNodeFinder;
public function __construct(\Rector\Naming\Matcher\CallMatcher $callMatcher, NodeNameResolver $nodeNameResolver, BetterNodeFinder $betterNodeFinder)
{
$this->callMatcher = $callMatcher;
$this->nodeNameResolver = $nodeNameResolver;
$this->betterNodeFinder = $betterNodeFinder;
}
public function match(Assign $assign) : ?VariableAndCallAssign
{
$call = $this->callMatcher->matchCall($assign);
if ($call === null) {
return null;
}
if (!$assign->var instanceof Variable) {
return null;
}
$variableName = $this->nodeNameResolver->getName($assign->var);
if ($variableName === null) {
return null;
}
$functionLike = $this->getFunctionLike($assign);
if (!$functionLike instanceof FunctionLike) {
return null;
}
$isVariableFoundInCallArgs = (bool) $this->betterNodeFinder->findFirst($call->getArgs(), function (Node $subNode) use($variableName) : bool {
return $subNode instanceof Variable && $this->nodeNameResolver->isName($subNode, $variableName);
});
if ($isVariableFoundInCallArgs) {
return null;
}
return new VariableAndCallAssign($assign->var, $call, $assign, $variableName, $functionLike);
}
/**
* @return \PhpParser\Node\Stmt\ClassMethod|\PhpParser\Node\Stmt\Function_|\PhpParser\Node\Expr\Closure|null
*/
private function getFunctionLike(Assign $assign)
{
return $this->betterNodeFinder->findParentByTypes($assign, [Closure::class, ClassMethod::class, Function_::class]);
}
}
Zerion Mini Shell 1.0