From: ZheNing Hu <adlternative@gmail.com> To: Junio C Hamano <gitster@pobox.com> Cc: Christian Couder <christian.couder@gmail.com>, ZheNing Hu via GitGitGadget <gitgitgadget@gmail.com>, git <git@vger.kernel.org> Subject: Re: [PATCH v4] [GSOC]trailer: pass arg as positional parameter Date: Fri, 2 Apr 2021 10:08:26 +0800 [thread overview] Message-ID: <CAOLTT8TDiAxJh3xn1WdF5mTtbA29nTSP0ohyi6aqGds8p6vd1A@mail.gmail.com> (raw) In-Reply-To: <xmqqlfa13hw3.fsf@gitster.g> Junio C Hamano <gitster@pobox.com> 于2021年4月2日周五 上午3:49写道: > > ZheNing Hu <adlternative@gmail.com> writes: > > >> The way to do the same without an extra script on disk is for you to > >> use sh-c yourself. > >> > >> .cmd = sh -c 'echo 123' > > > > This is indeed a viable solution, But the extra "sh -c" seems to put an > > unnecessary burden on the user. > > Nobody forces you to write long script in the configuration file. > In fact, the "find author from history" is so useful that I'd think > people have an alias or a script in ~/bin/ already for their own > interactive use. E.g. > > $ cat ~/bin/git-who > #!/bin/sh > git log -1 --format="%an <%ae>" --author="$1" > $ cat ~/bin/git-one > #!/bin/sh > git show -s --pretty=reference "$1" > > and with them: > > trailer.key.cmd = git who > > that is internally wrapped into > > sh -c 'git who "$@"' > > and fed "gitster@" as the first parameter when "--trailer=key:gitster@" > is given would work just fine. > Okay, now I get it. This allows us to run some common scripts or just use "sh -c". I might need some additional tests to illustrate those changes made by using '.cmd'. > > Sometimes I wonder, why not recommend using environment variables > > like $ARG? > > I am also fine with that; when we discovered the design flaw of > .command, I think I suggested either would make a viable choice. > The only downside is that it would squat on a good name $ARG and > forbids end-users from using the symbol for other purpose, but as > long as the application is limited in scope, that would be fine. I agree with you. This may indeed be a minor drawback. Thanks, Junio. -- ZheNing Hu
next prev parent reply other threads:[~2021-04-02 2:08 UTC|newest] Thread overview: 101+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-23 14:53 [PATCH] [GSOC]trailer: change $ARG to environment variable ZheNing Hu via GitGitGadget 2021-03-24 15:42 ` [PATCH v2] [GSOC]trailer: pass arg as positional parameter ZheNing Hu via GitGitGadget 2021-03-24 20:18 ` Junio C Hamano 2021-03-25 1:43 ` ZheNing Hu 2021-03-25 11:53 ` [PATCH v3] " ZheNing Hu via GitGitGadget 2021-03-25 22:28 ` Junio C Hamano 2021-03-26 13:29 ` ZheNing Hu 2021-03-26 16:13 ` [PATCH v4] " ZheNing Hu via GitGitGadget 2021-03-27 18:04 ` Junio C Hamano 2021-03-27 19:53 ` Christian Couder 2021-03-28 10:46 ` ZheNing Hu 2021-03-29 9:04 ` Christian Couder 2021-03-29 13:43 ` ZheNing Hu 2021-03-30 8:45 ` Christian Couder 2021-03-30 11:22 ` ZheNing Hu 2021-03-30 15:07 ` ZheNing Hu 2021-03-30 17:14 ` Junio C Hamano 2021-03-31 5:14 ` ZheNing Hu 2021-03-31 18:19 ` Junio C Hamano 2021-03-31 18:29 ` Junio C Hamano 2021-04-01 3:56 ` ZheNing Hu 2021-04-01 19:49 ` Junio C Hamano 2021-04-02 2:08 ` ZheNing Hu [this message] 2021-04-01 3:39 ` ZheNing Hu 2021-03-31 10:05 ` [PATCH v5 0/2] " ZheNing Hu via GitGitGadget 2021-03-31 10:05 ` [PATCH v5 1/2] [GSOC] run-command: add shell_no_implicit_args option ZheNing Hu via GitGitGadget 2021-04-01 7:22 ` Christian Couder 2021-04-01 9:58 ` ZheNing Hu 2021-03-31 10:05 ` [PATCH v5 2/2] [GSOC]trailer: pass arg as positional parameter ZheNing Hu via GitGitGadget 2021-04-01 7:28 ` [PATCH v5 0/2] " Christian Couder 2021-04-01 10:02 ` ZheNing Hu 2021-04-02 13:26 ` [PATCH v6] [GSOC] trailer: add new trailer.<token>.cmd config option ZheNing Hu via GitGitGadget 2021-04-02 20:48 ` Junio C Hamano 2021-04-03 5:08 ` ZheNing Hu 2021-04-04 5:34 ` Junio C Hamano 2021-04-03 5:51 ` Christian Couder 2021-04-04 23:26 ` Junio C Hamano 2021-04-06 3:47 ` Christian Couder 2021-04-06 3:52 ` Christian Couder 2021-04-06 5:16 ` ZheNing Hu 2021-04-06 5:34 ` Junio C Hamano 2021-04-06 5:37 ` Junio C Hamano 2021-04-04 5:43 ` ZheNing Hu 2021-04-04 8:52 ` Christian Couder 2021-04-04 9:53 ` ZheNing Hu 2021-04-02 23:44 ` Junio C Hamano 2021-04-03 3:22 ` ZheNing Hu 2021-04-03 4:31 ` Junio C Hamano 2021-04-03 5:15 ` ZheNing Hu 2021-04-04 13:11 ` [PATCH v7] " ZheNing Hu via GitGitGadget 2021-04-06 16:23 ` Christian Couder 2021-04-07 4:51 ` ZheNing Hu 2021-04-09 13:37 ` [PATCH v8 0/2] [GSOC] trailer: add new .cmd " ZheNing Hu via GitGitGadget 2021-04-09 13:37 ` [PATCH v8 1/2] [GSOC] docs: correct descript of trailer.<token>.command ZheNing Hu via GitGitGadget 2021-04-09 19:02 ` Christian Couder 2021-04-10 13:40 ` ZheNing Hu 2021-04-09 13:37 ` [PATCH v8 2/2] [GSOC] trailer: add new .cmd config option ZheNing Hu via GitGitGadget 2021-04-09 20:18 ` Christian Couder 2021-04-10 14:09 ` ZheNing Hu 2021-04-09 19:59 ` [PATCH v8 0/2] " Christian Couder 2021-04-12 16:39 ` [PATCH v9 " ZheNing Hu via GitGitGadget 2021-04-12 16:39 ` [PATCH v9 1/2] [GSOC] docs: correct descript of trailer.<token>.command ZheNing Hu via GitGitGadget 2021-04-12 20:42 ` Junio C Hamano 2021-04-16 12:03 ` Christian Couder 2021-04-17 1:54 ` Junio C Hamano 2021-04-12 16:39 ` [PATCH v9 2/2] [GSOC] trailer: add new .cmd config option ZheNing Hu via GitGitGadget 2021-04-12 20:51 ` Junio C Hamano 2021-04-13 7:33 ` Christian Couder 2021-04-13 12:02 ` ZheNing Hu 2021-04-13 19:18 ` Junio C Hamano 2021-04-14 13:27 ` ZheNing Hu 2021-04-14 20:33 ` Junio C Hamano 2021-04-15 15:32 ` ZheNing Hu 2021-04-15 17:41 ` Junio C Hamano 2021-04-16 12:54 ` Christian Couder 2021-04-13 18:14 ` Junio C Hamano 2021-04-16 8:47 ` [PATCH v10 0/2] " ZheNing Hu via GitGitGadget 2021-04-16 8:47 ` [PATCH v10 1/2] [GSOC] docs: correct descript of trailer.<token>.command ZheNing Hu via GitGitGadget 2021-04-16 19:11 ` Junio C Hamano 2021-04-16 8:47 ` [PATCH v10 2/2] [GSOC] trailer: add new .cmd config option ZheNing Hu via GitGitGadget 2021-04-16 19:13 ` Junio C Hamano 2021-04-16 19:21 ` Junio C Hamano 2021-04-16 19:25 ` Junio C Hamano 2021-04-17 2:58 ` Junio C Hamano 2021-04-17 3:36 ` Junio C Hamano 2021-04-17 7:41 ` ZheNing Hu 2021-04-17 8:11 ` Junio C Hamano 2021-04-17 15:13 ` [PATCH v11 0/2] " ZheNing Hu via GitGitGadget 2021-04-17 15:13 ` [PATCH v11 1/2] [GSOC] docs: correct description of .command ZheNing Hu via GitGitGadget 2021-04-17 15:13 ` [PATCH v11 2/2] [GSOC] trailer: add new .cmd config option ZheNing Hu via GitGitGadget 2021-04-17 22:26 ` [PATCH v11 0/2] " Junio C Hamano 2021-04-18 7:47 ` ZheNing Hu 2021-04-21 0:09 ` Junio C Hamano 2021-04-21 5:47 ` ZheNing Hu 2021-04-21 23:40 ` Junio C Hamano 2021-04-22 9:20 ` ZheNing Hu 2021-04-27 6:49 ` Junio C Hamano 2021-04-27 12:24 ` ZheNing Hu 2021-05-03 15:41 ` [PATCH v12 " ZheNing Hu via GitGitGadget 2021-05-03 15:41 ` [PATCH v12 1/2] [GSOC] docs: correct descript of trailer.<token>.command ZheNing Hu via GitGitGadget 2021-05-03 15:41 ` [PATCH v12 2/2] [GSOC] trailer: add new .cmd config option ZheNing Hu via GitGitGadget
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