From: Junio C Hamano <gitster@pobox.com>
To: Derrick Stolee <stolee@gmail.com>
Cc: James Coglan via GitGitGadget <gitgitgadget@gmail.com>,
git@vger.kernel.org, James Coglan <jcoglan@gmail.com>
Subject: Re: [PATCH v3 08/13] graph: tidy up display of left-skewed merges
Date: Fri, 18 Oct 2019 09:49:59 +0900 [thread overview]
Message-ID: <xmqq5zkm7u88.fsf@gitster-ct.c.googlers.com> (raw)
In-Reply-To: <863fb1b9-8829-64db-d355-56a97e979427@gmail.com> (Derrick Stolee's message of "Thu, 17 Oct 2019 08:34:56 -0400")
Derrick Stolee <stolee@gmail.com> writes:
> I hit this very situation recently when I was experimenting with
> 'git fast-import' and accidentally created many parallel, independent
> histories. Running "git log --graph --all --simplify-by-decoration"
> made it look like all the refs were in a line, but they were not.
> (The one way I knew something was up: the base commits also appeared
> without a decoration. That was the only clue that the histories did
> not continue in a line.)
>
>>
>> and the fact that B and A do not share parent-child relationships is
>> lost. An easy way to show that would be to draw the bottom three
>> lines of the full history output we saw earlier:
>>
>> | * e6277a9 C
>> | * 13ae9b2 B
>> * afee005 A
>>
>> either with or without the vertical bar to imply that A may have a
>> child.
> The natural extension of this would be multiple columns:
>
> | | | | | *
> | | | | *
> | | | *
> | | *
> | *
> *
After sleeping over it, I now think we shouldn't draw lines that
imply a child for each of these commits, as we haven't seen, but
I agree that this can be extended to 3 or more roots.
next prev parent reply other threads:[~2019-10-18 0:50 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-10 16:13 [PATCH 00/11] Improve the readability of log --graph output James Coglan via GitGitGadget
2019-10-10 16:13 ` [PATCH 01/11] graph: automatically track visible width of `strbuf` James Coglan via GitGitGadget
2019-10-10 21:07 ` Johannes Schindelin
2019-10-10 23:05 ` Denton Liu
2019-10-11 0:49 ` Derrick Stolee
2019-10-11 1:42 ` Junio C Hamano
2019-10-11 5:01 ` Denton Liu
2019-10-11 16:02 ` Johannes Schindelin
2019-10-11 17:20 ` James Coglan
2019-10-12 0:27 ` Junio C Hamano
2019-10-12 16:22 ` Johannes Schindelin
2019-10-14 12:55 ` James Coglan
2019-10-14 13:01 ` James Coglan
2019-10-16 2:15 ` Junio C Hamano
2019-10-11 1:40 ` Junio C Hamano
2019-10-11 17:08 ` James Coglan
2019-10-10 16:13 ` [PATCH 02/11] graph: reuse `find_new_column_by_commit()` James Coglan via GitGitGadget
2019-10-10 16:13 ` [PATCH 03/11] graph: reduce duplication in `graph_insert_into_new_columns()` James Coglan via GitGitGadget
2019-10-10 16:13 ` [PATCH 04/11] graph: remove `mapping_idx` and `graph_update_width()` James Coglan via GitGitGadget
2019-10-10 16:13 ` [PATCH 05/11] graph: extract logic for moving to GRAPH_PRE_COMMIT state James Coglan via GitGitGadget
2019-10-10 16:13 ` [PATCH 06/11] graph: tidy up display of left-skewed merges James Coglan via GitGitGadget
2019-10-10 17:19 ` Derrick Stolee
2019-10-11 16:50 ` James Coglan
2019-10-12 1:36 ` Derrick Stolee
2019-10-14 13:11 ` James Coglan
2019-10-10 16:13 ` [PATCH 07/11] graph: commit and post-merge lines for " James Coglan via GitGitGadget
2019-10-10 17:49 ` Derrick Stolee
2019-10-11 17:04 ` James Coglan
2019-10-13 6:56 ` Jeff King
2019-10-14 15:38 ` James Coglan
2019-10-14 17:41 ` Derrick Stolee
2019-10-14 20:42 ` Johannes Schindelin
2019-10-10 16:13 ` [PATCH 08/11] graph: rename `new_mapping` to `old_mapping` James Coglan via GitGitGadget
2019-10-10 16:13 ` [PATCH 09/11] graph: smooth appearance of collapsing edges on commit lines James Coglan via GitGitGadget
2019-10-10 16:13 ` [PATCH 10/11] graph: flatten edges that join to their right neighbor James Coglan via GitGitGadget
2019-10-10 16:13 ` [PATCH 11/11] graph: fix coloring of octopus dashes James Coglan via GitGitGadget
2019-10-10 18:16 ` Denton Liu
2019-10-10 18:28 ` Denton Liu
2019-10-13 7:22 ` Jeff King
2019-10-10 17:54 ` [PATCH 00/11] Improve the readability of log --graph output Derrick Stolee
2019-10-13 7:15 ` Jeff King
2019-10-14 15:49 ` James Coglan
2019-10-15 23:40 ` [PATCH v2 00/13] " James Coglan via GitGitGadget
2019-10-15 23:40 ` [PATCH v2 01/13] graph: automatically track display width of graph lines James Coglan via GitGitGadget
2019-10-15 23:40 ` [PATCH v2 02/13] graph: handle line padding in `graph_next_line()` James Coglan via GitGitGadget
2019-10-15 23:40 ` [PATCH v2 03/13] graph: reuse `find_new_column_by_commit()` James Coglan via GitGitGadget
2019-10-15 23:40 ` [PATCH v2 04/13] graph: reduce duplication in `graph_insert_into_new_columns()` James Coglan via GitGitGadget
2019-10-15 23:40 ` [PATCH v2 05/13] graph: remove `mapping_idx` and `graph_update_width()` James Coglan via GitGitGadget
2019-10-15 23:40 ` [PATCH v2 06/13] graph: extract logic for moving to GRAPH_PRE_COMMIT state James Coglan via GitGitGadget
2019-10-15 23:40 ` [PATCH v2 07/13] graph: example of graph output that can be simplified James Coglan via GitGitGadget
2019-10-15 23:40 ` [PATCH v2 08/13] graph: tidy up display of left-skewed merges James Coglan via GitGitGadget
2019-10-15 23:41 ` [PATCH v2 09/13] graph: commit and post-merge lines for " James Coglan via GitGitGadget
2019-10-15 23:41 ` [PATCH v2 10/13] graph: rename `new_mapping` to `old_mapping` James Coglan via GitGitGadget
2019-10-15 23:41 ` [PATCH v2 11/13] graph: smooth appearance of collapsing edges on commit lines James Coglan via GitGitGadget
2019-10-15 23:41 ` [PATCH v2 12/13] graph: flatten edges that fuse with their right neighbor James Coglan via GitGitGadget
2019-10-15 23:41 ` [PATCH v2 13/13] graph: fix coloring of octopus dashes James Coglan via GitGitGadget
2019-10-15 23:47 ` [PATCH v3 00/13] Improve the readability of log --graph output James Coglan via GitGitGadget
2019-10-15 23:47 ` [PATCH v3 01/13] graph: automatically track display width of graph lines James Coglan via GitGitGadget
2019-10-16 3:35 ` Junio C Hamano
2019-10-16 5:10 ` Junio C Hamano
2019-10-15 23:47 ` [PATCH v3 02/13] graph: handle line padding in `graph_next_line()` James Coglan via GitGitGadget
2019-10-16 3:37 ` Junio C Hamano
2019-10-15 23:47 ` [PATCH v3 03/13] graph: reuse `find_new_column_by_commit()` James Coglan via GitGitGadget
2019-10-15 23:47 ` [PATCH v3 04/13] graph: reduce duplication in `graph_insert_into_new_columns()` James Coglan via GitGitGadget
2019-10-15 23:47 ` [PATCH v3 05/13] graph: remove `mapping_idx` and `graph_update_width()` James Coglan via GitGitGadget
2019-10-15 23:47 ` [PATCH v3 06/13] graph: extract logic for moving to GRAPH_PRE_COMMIT state James Coglan via GitGitGadget
2019-10-15 23:47 ` [PATCH v3 07/13] graph: example of graph output that can be simplified James Coglan via GitGitGadget
2019-10-17 12:30 ` Derrick Stolee
2019-10-18 15:21 ` SZEDER Gábor
2019-11-12 1:08 ` [PATCH] t4215: don't put git commands upstream of pipe Denton Liu
2019-11-12 6:57 ` Junio C Hamano
2019-11-12 10:54 ` SZEDER Gábor
2019-11-12 18:56 ` [PATCH v3] t4215: use helper function to check output Denton Liu
2019-11-13 2:05 ` Junio C Hamano
2019-10-15 23:47 ` [PATCH v3 08/13] graph: tidy up display of left-skewed merges James Coglan via GitGitGadget
2019-10-16 4:00 ` Junio C Hamano
2019-10-17 12:34 ` Derrick Stolee
2019-10-18 0:49 ` Junio C Hamano [this message]
2019-10-15 23:47 ` [PATCH v3 09/13] graph: commit and post-merge lines for " James Coglan via GitGitGadget
2019-10-15 23:47 ` [PATCH v3 10/13] graph: rename `new_mapping` to `old_mapping` James Coglan via GitGitGadget
2019-10-15 23:47 ` [PATCH v3 11/13] graph: smooth appearance of collapsing edges on commit lines James Coglan via GitGitGadget
2019-10-15 23:47 ` [PATCH v3 12/13] graph: flatten edges that fuse with their right neighbor James Coglan via GitGitGadget
2019-10-15 23:47 ` [PATCH v3 13/13] graph: fix coloring of octopus dashes James Coglan via GitGitGadget
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