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From: Phil Hord <hordp@cisco•com>
To: Michael J Gruber <git@drmicha•warpmail.net>
Cc: David Chanters <david.chanters@googlemail•com>, git@vger•kernel.org
Subject: Re: git-grep to operate across who repository and not just CWD?
Date: Mon, 28 Feb 2011 17:25:58 -0500	[thread overview]
Message-ID: <4D6C20F6.3070905@cisco.com> (raw)
In-Reply-To: <4D6B6A8B.20709@drmicha.warpmail.net>

(cc list: Pardon this duplicate attempt)

On 02/28/2011 04:27 AM, Michael J Gruber wrote:
> David Chanters venit, vidit, dixit 28.02.2011 01:17:
>> > Hi all,
>> > 
>> > [ Please Cc me as I am not subscribed to this list, thanks. ]
>> > 
>> > I'm wondering if there's an easy way to get git-grep (and I suppose
>> > other commands which operate on a per-repository level rather than
>> > per-tree) to work across the whole repository?
> git grep -- $(git rev-parse --show-cdup)
>
> is the best we have right now. I think we're still looking for a good
> way to denote "root of repo" (like "." for cwd).
>
> Also, we're thinking of changing a few defaults (to repo-wide), but "git
> grep" is meant to stay close to ordinary grep.

But git grep is different than grep in exactly the "files selection"
area.  With grep, I always have to specify the files to search.  With
git-grep, I don't.

Oridinary grep with no paths fails (reads stdin), so when I make this
mistake it is always immediately evident. I retry the command with
paths/wildcards.  But git-grep with no path "works" and I am likely to
forget that it worked only on my $PWD.

git-grep also includes subdirectories and excludes untracked files by
default.  This makes git-grep feel like the "repository grep" tool that
it is. The fact that it does _not_ search from the top of the repository
by default seems (to me) to be the only oddball case.

I would be much more comfortable with David's proposed option turned on
always.  When I want to search "here", I can add a dot.

  git grep foo       # search the whole repository
  git grep foo -- .  # Search only from $PWD

Maybe it's dangerous as an always-on option, as it can break scripts. 
And I'd be happy-ish even with a --full-tree option.  But I think I
would eventually alias it so it always does what I expect.

I know that's not what the original question was, but it's the behavior
I often erroneously expect.

Thoughts?

Phil

  parent reply	other threads:[~2011-02-28 22:35 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-28  0:17 git-grep to operate across who repository and not just CWD? David Chanters
2011-02-28  9:27 ` Michael J Gruber
2011-02-28 15:27   ` Jay Soffian
2011-02-28 18:32     ` Junio C Hamano
2011-02-28 18:38       ` Junio C Hamano
2011-02-28 22:25   ` Phil Hord [this message]
2011-03-01  8:05     ` Michael J Gruber
2011-03-01  8:16       ` Nguyen Thai Ngoc Duy
2011-03-01  8:54         ` Michael J Gruber
2011-03-01  9:32           ` Nguyen Thai Ngoc Duy
2011-03-01  9:44             ` Nguyen Thai Ngoc Duy
2011-03-01  9:53               ` [PATCH/POC 0/2] grep --full-tree Michael J Gruber
2011-03-01  9:53                 ` [PATCH/RFC 1/2] grep: --full-tree Michael J Gruber
2011-03-01  9:53                 ` [PATCH/RFC 2/2] grep: make --full-tree work with pathspecs Michael J Gruber
2011-03-01 19:20                   ` Junio C Hamano
2011-03-01 10:21               ` [PATCH/alternative/raw and rough] setup.c: denote repo wide pathspecs by ':' Michael J Gruber
2011-03-01 11:13                 ` Nguyen Thai Ngoc Duy
2011-03-01 11:16                   ` Michael J Gruber
2011-03-01 11:50                     ` Nguyen Thai Ngoc Duy
2011-03-01 11:57                       ` Michael J Gruber
2011-03-01 12:08                         ` Nguyen Thai Ngoc Duy
2011-03-01 14:50                           ` Junio C Hamano
2011-03-01 15:01                             ` Michael J Gruber
2011-03-01 20:00                               ` Junio C Hamano
2011-03-02 12:34                               ` Sverre Rabbelier
2011-03-02 12:57                                 ` Nguyen Thai Ngoc Duy
2011-03-02 13:12                                   ` Michael J Gruber
2011-03-02 16:53                                     ` Junio C Hamano
2011-03-02 17:31                                       ` Michael J Gruber
2011-03-03  2:42                                         ` Miles Bader
2011-03-03  3:52                                           ` Junio C Hamano
2011-03-03  3:44                                       ` Phil Hord
2011-03-03  8:20                                         ` Michael J Gruber
2011-03-01 16:25                             ` Phil Hord
2011-03-01 18:31                             ` James Pickens
2011-03-02  0:12                     ` Nguyen Thai Ngoc Duy
2011-03-03  3:51                       ` Phil Hord
2011-03-03  8:21                         ` Michael J Gruber
2011-03-01 11:49                 ` Michael J Gruber
2011-03-01 13:05                   ` Phil Hord
2011-03-23 15:32                 ` [PATCH] pathspec: reserve some letters after a colon pathspec Nguyễn Thái Ngọc Duy
2011-03-23 18:04                   ` Junio C Hamano
2011-03-24  7:15                     ` Michael J Gruber
2011-03-24  7:49                       ` Nguyen Thai Ngoc Duy
2011-03-24  8:12                         ` Junio C Hamano
2011-03-24 14:46                       ` Junio C Hamano

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