From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 04 Oct 2012 16:44:42 GMT
Subject: Re: [PATCH 4/6] log --grep: accept --basic-regexp and --perl-regexp
Message-ID: <7vk3v6191h.fsf@alter.siamese.dyndns.org>
In-Reply-To: <20121004081212.GC31305@sigill.intra.peff.net>

Jeff King <peff@peff.net> writes:

>> +	} else if (!strcmp(arg, "--perl-regexp") || !strcmp(arg, "-P")) {
>> +		grep_set_pattern_type_option(GREP_PATTERN_TYPE_PCRE, &revs->grep_filter);
>
> Do we want to yield short-and-sweet "-P" to perl-regexp? git-grep does
> so to match GNU grep, but we are not matching anything here (except
> ourselves in git-grep). I'd think most people who use it regularly would
> just set grep.patternType.

My instinct always is that we should not to add short-and-sweet one
letter option until it is known to be necessary and useful; the
above was me typing without thinkng.  And I agree grep.patternType
should be sufficient.