public function tokenizeUrl($url)
	{
		if(!is_file($url))
		{
			throw new \RuntimeException(sprintf('URL does not point to a valid file: "%s"', $url));
		}
		
		$source = @file_get_contents($url);
		
		if($source === false)
		{
			// @codeCoverageIgnoreStart
			throw new \RuntimeException(sprintf('Unable to tokenize contents loaded from: "%s"', $url));
			// @codeCoverageIgnoreEnd
		}
		
		return $this->tokenize($source);
	}