Re: [PATCH v5 01/15] Add new git-related helper to contrib

From: Ramkumar Ramachandra <artagnon@gmail.com>
Date: May 19, 2013, 15:13 UTC
Message-ID: <CALkWK0kz-pQ9UJPXerFoui9ftNXDzD-xhpkSHY=JX3rbFXgp-g@mail.gmail.com>
In-Reply-To: <CAMP44s1xguzX=iavUJxYXBEPOpGvJtJ_7FDHNCWMrF6qxOsuOQ@mail.gmail.com>

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.

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