threads / discuss / 6617

precise keyword matching for pretty switch

Subject: precise keyword matching for pretty switch

## tl;dr

2 messages between Feb 1, 2007 and Feb 2, 2007.

replies: 1people: 2as markdown or json

Nicolas Vilz· Feb 1, 2007, 22:43 UTC · lore
hi,

i noticed today, that the pretty-switch in git-log -diff and many other tools triggers to "oneline" if you just type an "o" after --pretty=

so, not only 
git log --pretty=oneline
but also

git log --pretty=online git log --pretty=offline git log --pretty=omfg

and finally (just to make it short *G*)
git log --pretty=osolomio

does trigger the oneline-feature. Perhaps this is not intended to work as it works now. I would recommend, that the switch should only accept the fully matched keyword and not just a lowercase "o" as the first letter of the keywords following after --pretty=, just to prevent people getting bad habbits.

I noticed this by accident, because i made a typo (i typed "online" a few times, and then noticed that an o is sufficient), perhaps nobody else noticed before.

Sincerly Nicolas

Eric Wong· Feb 2, 2007, 13:17 UTC · re: Nicolas Vilz · lore

Re: precise keyword matching for pretty switch

Nicolas Vilz <niv@iaglans.de> wrote:
Show 14 quoted lines
> hi,
> 
> i noticed today, that the pretty-switch in git-log -diff and many other
> tools triggers to "oneline" if you just type an "o" after --pretty=
> 
> so, not only 
> 
> git log --pretty=oneline
> 
> but also
> 
> git log --pretty=online
> git log --pretty=offline
> git log --pretty=omfg
Oops, that's unexpected.
Show 9 quoted lines
> and finally (just to make it short *G*)
> 
> git log --pretty=osolomio
> 
> does trigger the oneline-feature. Perhaps this is not intended to work
> as it works now. I would recommend, that the switch should only accept
> the fully matched keyword and not just a lowercase "o" as the first
> letter of the keywords following after --pretty=, just to prevent people 
> getting bad habbits.
No.  The abbreviations are intentional.  It's anything but a bad habit.

--pretty=o --pretty=on --pretty=one --pretty=onel --pretty=oneli --pretty=onelin --pretty=oneline

are all valid abbreviations. I'm a lazy git :)
I also intend to resurrect gitopt in some form in the near future...
From: Eric Wong <normalperson@yhbt.net>
Date: Fri, 2 Feb 2007 05:10:25 -0800
Subject: [PATCH] Disallow invalid --pretty= abbreviations
--pretty=o is a valid abbreviation, --pretty=omfg is not
Noticed by: Nicolas Vilz
Signed-off-by: Eric Wong <normalperson@yhbt.net>
---
 commit.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/commit.c b/commit.c
index 9b2b842..3e8c872 100644
--- a/commit.c
+++ b/commit.c
@@ -47,7 +47,8 @@ enum cmit_fmt get_commit_format(const char *arg)
 	if (*arg == '=')
 		arg++;
 	for (i = 0; i < ARRAY_SIZE(cmt_fmts); i++) {
-		if (!strncmp(arg, cmt_fmts[i].n, cmt_fmts[i].cmp_len))
+		if (!strncmp(arg, cmt_fmts[i].n, cmt_fmts[i].cmp_len) &&
+		    !strncmp(arg, cmt_fmts[i].n, strlen(arg)))
 			return cmt_fmts[i].v;
 	}
 
-- 
Eric Wong

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