<?php

/**
 * A RouteCollection represents a set of Route instances.
 */
class RouteCollection  implements \IteratorAggregate
{
    /**
     * Adds a route.
     */
    public function add($name, Route $route)
    {
        $parent = $this;
        while ($parent->getParent()) {
            $parent = $parent->getParent();
        }
        if ($parent) {
            $parent->remove($name);
        }

    }
}