From: Jeff King <peff@peff.net>
Date: Thu, 23 Mar 2017 19:39:19 GMT
Subject: Re: [PATCH] refs.c: use skip_prefix() in prettify_refname()
Message-ID: <20170323193919.twwfwdoulo2hjz24@sigill.intra.peff.net>
In-Reply-To: <xmqqvaqzbxfx.fsf@gitster.mtv.corp.google.com>

On Thu, Mar 23, 2017 at 12:33:06PM -0700, Junio C Hamano wrote:

> >> Nice, but why add the "if" when it's doing nothing?
> >
> > It's short-circuiting in the conditional.
> 
> I think René meant this:
> 
>      /* just for side effects */
>      skip_prefix(name, "refs/heads/", &name) ||
>      skip_prefix(name, "refs/tags/", &name) ||
>      skip_prefix(name, "refs/remotes/", &name);
> 
>      return name;
> 
> which still short-sircuits, even though I do think it looks
> strange; "correct but strange".

And it causes the compiler to complain that the value is not used.

-Peff