prev := startCode
	i := 0

	file, err := decorator.Parse(prev)
	curN := dstutil.Apply(file, applyFunc, nil)
	must(err)

	for {
		i++

		curN = dstutil.Apply(curN, applyFunc, nil)
		cur = FormatNode(*file)

		if cur == prev {
			break
		}

		prev = cur
	}