* Re: Stopping wrap-round in menu completion?
@ 1999-09-17 8:29 Sven Wischnowsky
0 siblings, 0 replies; only message in thread
From: Sven Wischnowsky @ 1999-09-17 8:29 UTC (permalink / raw)
To: zsh-workers
[ list changed to workers ]
Adam Spiers wrote:
> Is it possible to prevent wrap-round (looping) in menu completion? I
> have a _history_complete_word which returns unsorted matches via
> compgen -V (hence sorted by the time they went in the history), but if
> I menu complete beyond the oldest match, I'd like nothing to happen.
Not in the C-code. However for a bindable command in the new
completion system you can do that.
Dunno if the patch is worth including, but why not...
Try `compconf history_stop=yes' or `compconf history_stop=verbose'.
Bye
Sven
diff -u oldcompletion/Commands/_history_complete_word Completion/Commands/_history_complete_word
--- oldcompletion/Commands/_history_complete_word Fri Sep 17 09:32:41 1999
+++ Completion/Commands/_history_complete_word Fri Sep 17 10:26:30 1999
@@ -2,9 +2,30 @@
local expl
-if [[ -n "$compconfig[history_sort]" ]]; then
- _description expl 'history word'
+if [[ -n "$compstate[old_list]" && -n "$compconfig[history_stop]" ]]; then
+ if [[ -z "$_hist_menu_end" &&
+ compstate[old_insert] -lt _hist_menu_length ]]; then
+ compstate[old_list]=keep
+ compstate[insert]=$((compstate[old_insert]+1))
+ else
+ _hist_menu_end=yes
+ if [[ "$compconfig[history_stop]" = verbose ]]; then
+ _message 'end of history reached'
+ else
+ compstate[old_list]=keep
+ compstate[insert]=_hist_menu_length
+ fi
+ fi
else
- _description -V expl 'history word'
+ if [[ -n "$compconfig[history_sort]" ]]; then
+ _description expl 'history word'
+ else
+ _description -V expl 'history word'
+ fi
+ compgen "$expl[@]" -Q -H 0 ''
+ compstate[insert]=1
+ if [[ -n "$compconfig[history_stop]" ]]; then
+ _hist_menu_length="$compstate[nmatches]"
+ _hist_menu_end=''
+ fi
fi
-compgen "$expl[@]" -Q -H 0 ''
diff -u od/Zsh/compsys.yo Doc/Zsh/compsys.yo
--- od/Zsh/compsys.yo Fri Sep 17 09:32:18 1999
+++ Doc/Zsh/compsys.yo Fri Sep 17 10:21:33 1999
@@ -1467,6 +1467,13 @@
alphabetically instead of keeping them in the order in which they
appear in the history (from youngest to oldest).
)
+item(tt(history_stop))(
+If this is set to a non-empty string, the tt(_history_complete_word)
+bindable command will always insert matches as if menu-completion were
+started and it will stop when the last match is inserted. If this key
+is set to tt(verbose) a message will be displayed when the last match
+is reached.
+)
item(tt(cvs_disable_stat))(
This is used by the completion function for the tt(cvs) command. If it
is set to a non-empty value, this function will not try to use the
--
Sven Wischnowsky wischnow@informatik.hu-berlin.de
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