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Re: [BUG] completion.commands does not remove multiple commands

From
Todd Zullinger <tmz@pobox.com>
Date
Mar 1, 2019, 17:34 UTC
Message-ID
<20190301173443.16429-1-tmz@pobox.com>
In-Reply-To
<20190228230506.GA20625@sigill.intra.peff.net>
Jeff King wrote:
> I can reproduce your problem, though the test you included passes for me
> even with the current tip of master.

Oh, hrm. I think the issue is that completion.commands needs to be set in the global (or system-wide) config, via test_config_global rather than the local repo config which test_config sets.

In hindsight, that seems obvious. But it's probably worth noting that where completion.commands is documented, for anyone who might spend a few cycles trying to configure it on a per-repo basis before realizing it doesn't work.

Show 20 quoted lines
> I suspect this is the problem:
> 
> diff --git a/help.c b/help.c
> index 520c9080e8..026f881715 100644
> --- a/help.c
> +++ b/help.c
> @@ -393,8 +393,8 @@ void list_cmds_by_config(struct string_list *list)
>  		const char *p = strchrnul(cmd_list, ' ');
>  
>  		strbuf_add(&sb, cmd_list, p - cmd_list);
> -		if (*cmd_list == '-')
> -			string_list_remove(list, cmd_list + 1, 0);
> +		if (sb.buf[0] == '-')
> +			string_list_remove(list, sb.buf + 1, 0);
>  		else
>  			string_list_insert(list, sb.buf);
>  		strbuf_release(&sb);
> 
> though I can't help but wonder if the whole thing would be simpler using
> string_list_split().

That does indeed fix things (as does SZEDER's similar version, which arrived only a few seconds later). Thanks to both of you for the very quick replies!

I'll leave it to those who know better to follow up with a change to use string_list_split().

Here's a first stab at improving the docs and fixing the bug.
Jeff King (1):
  completion: fix multiple command removals
Todd Zullinger (2):
  doc: note config file restrictions for completion.commands
  t9902: test multiple removals via completion.commands
 Documentation/config/completion.txt | 3 ++-
 Documentation/git.txt               | 3 ++-
 help.c                              | 4 ++--
 t/t9902-completion.sh               | 8 ++++++++
 4 files changed, 14 insertions(+), 4 deletions(-)
Published-as: https://github.com/tmzullinger/git/releases/tag/completion.commands-v1
-- 
Todd
Previous: Jeff KingNext: Jeff King
Message 3 of 35 in “[BUG] completion.commands does not remove multiple commands”
  1. Todd ZullingerFeb 28, 2019
  2. Jeff KingFeb 28, 2019
  3. Todd ZullingerMar 1, 2019
  4. Jeff KingMar 1, 2019
  5. Todd ZullingerMar 1, 2019
  6. Jeff KingMar 1, 2019
  7. Duy NguyenMar 2, 2019
  8. Junio C HamanoMar 2, 2019
  9. Todd ZullingerMar 2, 2019
  10. SZEDER GáborMar 2, 2019
  11. Todd ZullingerMar 3, 2019
  12. Jeff KingMar 3, 2019
  13. 1/3 doc: note config file restrictions for completion.commandsTodd Zullinger, Mar 1, 2019
  14. Duy NguyenMar 17, 2019
  15. 1/4 git: read local config in --list-cmdsTodd Zullinger, Mar 17, 2019
  16. Duy NguyenMar 18, 2019
  17. 0/4 completion.commands: fix multiple command removalsTodd Zullinger, Mar 20, 2019
  18. Junio C HamanoMar 21, 2019
  19. Todd ZullingerMar 21, 2019
  20. Duy NguyenMar 21, 2019
  21. 1/4 git: read local config in --list-cmdsTodd Zullinger, Mar 20, 2019
  22. 2/4 t9902: test multiple removals via completion.commandsTodd Zullinger, Mar 20, 2019
  23. 3/4 completion: fix multiple command removalsTodd Zullinger, Mar 20, 2019
  24. 4/4 completion: use __git when calling --list-cmdsTodd Zullinger, Mar 20, 2019
  25. 0/4 completion.commands: fix multiple command removalsTodd Zullinger, Mar 17, 2019
  26. 2/4 t9902: test multiple removals via completion.commandsTodd Zullinger, Mar 17, 2019
  27. 3/4 completion: fix multiple command removalsTodd Zullinger, Mar 17, 2019
  28. 4/4 completion: use __git when calling --list-cmdsTodd Zullinger, Mar 17, 2019
  29. 2/3 t9902: test multiple removals via completion.commandsTodd Zullinger, Mar 1, 2019
  30. Eric SunshineMar 1, 2019
  31. SZEDER GáborMar 1, 2019
  32. Todd ZullingerMar 1, 2019
  33. 3/3 completion: fix multiple command removalsTodd Zullinger, Mar 1, 2019
  34. Jeff KingMar 1, 2019
  35. SZEDER GáborFeb 28, 2019

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