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From: Thomas Gummerer <t.gummerer@gmail.com>
To: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Cc: Eric Sunshine <sunshine@sunshineco.com>,
	Git List <git@vger.kernel.org>, Duy Nguyen <pclouds@gmail.com>,
	Junio C Hamano <gitster@pobox.com>
Subject: Re: [RFC PATCH 3/4] range-diff: add section header instead of diff header
Date: Mon, 15 Apr 2019 20:09:39 +0100	[thread overview]
Message-ID: <20190415190939.GD1704@hank.intra.tgummerer.com> (raw)
In-Reply-To: <nycvar.QRO.7.76.6.1904151457310.44@tvgsbejvaqbjf.bet>

On 04/15, Johannes Schindelin wrote:
> Hi Eric,
> 
> On Sun, 14 Apr 2019, Eric Sunshine wrote:
> 
> > On Sun, Apr 14, 2019 at 5:10 PM Thomas Gummerer <t.gummerer@gmail.com> wrote:
> > > [...]
> > > Introduce a new range diff hunk header, that's enclosed by "##",
> > > similar to how line numbers in diff hunks are enclosed by "@@", and
> > > give human readable information of what exactly happened to the file,
> > > including the file name.
> > > [...]
> > > Signed-off-by: Thomas Gummerer <t.gummerer@gmail.com>
> > > ---
> > > diff --git a/range-diff.c b/range-diff.c
> > > @@ -90,8 +91,37 @@ static int read_patches(const char *range, struct string_list *list)
> > > +               } else if (starts_with(line.buf, "--- ")) {
> > > +                       if (!strcmp(line.buf, "--- /dev/null"))
> > > +                               strbuf_remove(&line, 0, 4);
> > > +                       else
> > > +                               strbuf_remove(&line, 0, 6);
> > > +                       strbuf_rtrim(&line);
> > > +                       strbuf_reset(&filename_a);
> > > +                       strbuf_addbuf(&filename_a, &line);
> > > +               } else if (starts_with(line.buf, "+++ ")) {
> >
> > At this point, we know that line.buf starts with "+++"...
> >
> > > +                       strbuf_addstr(&buf, " ## ");
> > > +                       if (!strcmp(line.buf, "--- /dev/null"))
> >
> > so, it seems unlikely that it's ever going to match "--- /dev/null".

Ouch yup, this is some bad copy pasta, thanks for catching!

> > > +                               strbuf_remove(&line, 0, 4);
> > > +                       if (!strcmp(filename_a.buf, "/dev/null")) {
> > > +                               strbuf_addstr(&buf, "new file ");
> > > +                               strbuf_addbuf(&buf, &line);
> > > +                       } else if (!strcmp(line.buf, "/dev/null")) {
> > > +                               strbuf_addstr(&buf, "removed file ");
> > > +                               strbuf_addbuf(&buf, &line);
> > > +                       } else if (strbuf_cmp(&filename_a, &line)) {
> > > +                               strbuf_addstr(&buf, "renamed file ");
> > > +                               strbuf_addbuf(&buf, &filename_a);
> > > +                               strbuf_addstr(&buf, " -> ");
> > > +                               strbuf_addbuf(&buf, &line);
> > > +                       } else {
> > > +                               strbuf_addstr(&buf, "modified file ");
> > > +                               strbuf_addbuf(&buf, &line);
> > > +                       }
> >
> > All of these disposition strings end with "file", which seems
> > redundant. Short and sweet "new", "removed", "renamed", "modified"
> > provide just as much useful information.
> >
> > Also, should these strings be localizable?
> 
> I'd rather not.

Dunno, why do you think they should not be localizable?  I'm tend to
agree with Eric that they could be made localizable, after all this
output is not supposed to be machine readable either way.  I don't
have a strong opinion here though.

> > Alternately, rather than using prose to describe the disposition,
> > perhaps do so symbolically (thus universally), say with "+", "-", "->",
> > "*" (or ""), respectively?
> 
> Or maybe streamline the common case (modified) by *not* saying anything,
> then? I.e.
> 
> 	@@ Documentation/Makefile
> 
> for a modified file,
> 
> 	@@ builtin/psuh.c (new)
> 
> for a new file,
> 
> 	@@ git-add--interactive.perl (deleted)
> 
> for a removed one, and
> 
> 	@@ builtin/serve.c -> t/helper/test-serve-v2.c
> 
> for a renamed one.

This looks like a good suggestion to me, thanks!

> That should also give us a bit of wiggle room to append the function name
> part of the inner hunk header, if any.
> 
> Ciao,
> Dscho

  reply	other threads:[~2019-04-15 19:20 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-11 11:17 incorrect range-diff output? Duy Nguyen
2019-04-11 22:05 ` Thomas Gummerer
2019-04-12  8:41   ` Johannes Schindelin
2019-04-14 21:12     ` Thomas Gummerer
2019-04-12  9:21   ` Duy Nguyen
2019-04-12 15:02   ` Junio C Hamano
2019-04-14 21:20     ` Thomas Gummerer
2019-04-15  2:01       ` Junio C Hamano
2019-04-15 12:40     ` Johannes Schindelin
2019-04-14 21:09   ` [RFC PATCH 0/4] output improvements for git range-diff Thomas Gummerer
2019-04-14 21:09     ` [RFC PATCH 1/4] range-diff: fix function parameter indentation Thomas Gummerer
2019-04-14 21:09     ` [RFC PATCH 2/4] range-diff: don't remove funcname from inner diff Thomas Gummerer
2019-04-14 23:21       ` Eric Sunshine
2019-04-15 12:54         ` Johannes Schindelin
2019-04-15 18:56           ` Thomas Gummerer
2019-04-17 11:52             ` Johannes Schindelin
2019-04-24 18:15               ` Thomas Gummerer
2019-04-15 12:53       ` Johannes Schindelin
2019-04-15 18:57         ` Thomas Gummerer
2019-04-14 21:09     ` [RFC PATCH 3/4] range-diff: add section header instead of diff header Thomas Gummerer
2019-04-14 23:29       ` Eric Sunshine
2019-04-15  6:28         ` Johannes Sixt
2019-04-15 13:01         ` Johannes Schindelin
2019-04-15 19:09           ` Thomas Gummerer [this message]
2019-04-14 21:09     ` [RFC PATCH 4/4] range-diff: add section headers to the outer hunk header Thomas Gummerer
2019-04-15 12:44       ` Johannes Schindelin
2019-04-15 18:48         ` Thomas Gummerer
2019-04-15 12:47     ` [RFC PATCH 0/4] output improvements for git range-diff Johannes Schindelin
2019-04-15 19:25       ` Thomas Gummerer

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