SZEDER Gábor <sze...@ira.uka.de> writes:
> On Tue, Sep 25, 2012 at 12:31:19AM -0400, Jeff King wrote:
>> Yeah, doing "git checkout jk/<tab>" is not working at all, and I noticed
>> the buggy commit is on the maint track, but has not yet been released.
>> I'm not sure of the solution, but I think we should do this in the
>> meantime:
>>
>> -- >8 --
>> Subject: Revert "completion: fix shell expansion of items"
>
> I agree with the revert, too.
>
> I looked into this issue, but quickly got lost in quoting-escaping
> hell. Ideally we could do some quoting in __gitcomp_nl(), so it would
> work for all kinds of input, but I couldn't come up with anything
> working. Alternatively, we could modify __gitcomp_nl()'s callers, or
> rather the helper functions supplying input to __gitcomp_nl() to do
> the quoting or escaping themselves. Actually, that's quite easy for
> local refs, at least, because for-each-ref's builtin quoting support
> does the trick:
>
> diff --git a/contrib/completion/git-completion.bash
> b/contrib/completion/git-completion.bash
> index c48cd19f..3dc1ec8c 100644
> --- a/contrib/completion/git-completion.bash
> +++ b/contrib/completion/git-completion.bash
> @@ -313,7 +313,7 @@ __git_refs ()
> refs="refs/tags refs/heads refs/remotes"
> ;;
> esac
> - git --git-dir="$dir" for-each-ref --format="%($format)" \
> + git --git-dir="$dir" for-each-ref --shell --format="%($format)"
> \
> $refs
> if [ -n "$track" ]; then
> # employ the heuristic used by git checkout
>
> With this change completion of local refs works well, even in the
> presence of branches ${foo.bar} and foo'bar.
>
> Unfortunately, there are many callsites for __gitcomp_nl(), and it is
> invoked with refs from remote repos, heads, tags, refspecs, remotes,
> config variables, symbols from ctags, or output from stash or
> ls-tree... although some of these are OK as they are now (remotes,
> config variables).
Whatever you do, please make the first step of that endeavour an
addition to the t/t9902 to prevent the same breakage from happening
again.
Thanks.
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