/** * Find an account node using its id * * @param Nominal $nId * @return node|null */ protected function findNode(Nominal $nId) { return $this->tree->accept(new NodeFinder($nId)); }
public function testTheYieldOfALeafNodeIsTheNodeItself() { $node = new Node('node'); $visitor = new YieldVisitor(); $this->assertSame([$node], $node->accept($visitor)); }