/**
* Adds a new route.
*
* @param string $identifier A string declaring an unique identifier for the route.
* @param string $pattern A string declaring the URL pattern the route responds to. This
* can also contain dynamic groups.
* @param array $resources An associative array of resource handlers. The array key specifies one
* or more (separated by a pipe character) HTTP request methods the handler
* is capable of processing. The array value can be any arbitrary resource.
* @param array $constraints An optional associative array of additional configurations. The only reserved
* key is 'constraints' which is used to extract specific constraints out of the
* URL pattern.
*/
public function add(string $identifier, string $pattern, array $resources, array $constraints = [])
{
if (!$resources) {
throw new \LogicException('Resource array cannot be empty.');
}
$variables = [];
if (strpos($pattern, '{') !== false) {
list($pattern, $variables) = $this->interpolation->interpolate($pattern, $constraints);
}
$this->collection->add(new Route($identifier, $pattern, $resources, $variables));
}
