From: Felipe Contreras Date: Sun, 19 May 2013 15:41:57 GMT Subject: Re: [PATCH v5 01/15] Add new git-related helper to contrib Message-ID: In-Reply-To: On Sun, May 19, 2013 at 10:13 AM, Ramkumar Ramachandra wrote: > Felipe Contreras wrote: >> How exactly is it not equivalent to len = len || 1? > > Here, I dug up an article for you on the issue: > > http://www.rubyinside.com/what-rubys-double-pipe-or-equals-really-does-5488.html > > Although it's fine in this case, I wouldn't recommend using ||= > because of the potential confusion. I don't see the confusion, 'len ||= 1' is *exactly* the same as 'len = 1 if not len', which is what I expected. -- Felipe Contreras