Subject: options parsing: required and conflict
From: Kirill Shutemov <k.shutemov gmail.com>
Date: Wed, 11 May 2005 15:58:40 +0900
Can I define options dependencies using OptionParser?
For example: if user defines option --option-a than he has to define
option --option-b or --option-c and mustn't define --option-d and
--option-e.
Is it possible?