gistfile1.txt

	function add(statsd\metric $metric, callable $callback)
	{
		$packet = clone $this;

		$callback($packet->addMetric($metric));

		return $this;
	}

	function adds(array $metrics, callable $callback)
	{
		$packet = clone $this;

		foreach ($metrics as $metric)
		{
			$packet->addMetric($metric);
		}

		$callback($packet);

		return $this;
	}

	private function addMetric(statsd\metric $metric)
	{
		array_unshift($this->metrics, $metric);

		return $this;
	}