Find all nodes that are instances of a certain class.
@template TNode as Node
Node|Node[] $nodes Single node or array of nodes to search in:
class-string<TNode> $class Class name:
TNode[] Found nodes (all instances of $class)
public function findInstanceOf($nodes, string $class) : array { return $this->find($nodes, function ($node) use ($class) { return $node instanceof $class; }); }