Automattic / jetpack

	// consume a list of tags

	// this accepts a hanging delimiter

	protected function tags(&$tags, $simple = false, $delim = ',') {

		$tags = array();

		while ($this->tag($tt, $simple)) {

			$tags[] = $tt;

			if (!$this->literal($delim)) break;

		}

		if (count($tags) == 0) return false;

		return true;

	}

	// list of tags of specifying mixin path

	// optionally separated by > (lazy, accepts extra >)

	// list of tags of specifying mixin path

	// optionally separated by > (lazy, accepts extra >)

	protected function mixinTags(&$tags) {

		$tags = array();

		while ($this->tag($tt, true)) {

			$tags[] = $tt;

			$this->literal(">");

		}

		if (count($tags) == 0) return false;

		return true;

	}

	// a bracketed value (contained within in a tag definition)

	protected function tagBracket(&$parts, &$hasExpression) {