Re: Getting "parse error" from _path_files

[Sven Wischnowsky <wischnow@informatik.hu-berlin.de>]

Bart Schaefer wrote:

> On Jun 5, 10:04am, Sven Wischnowsky wrote:
> } Subject: Re: Getting "parse error" from _path_files
> }
> } Bart Schaefer wrote:
> } 
> } >     (( PENDING )) && compstate[insert]=tab
> } > 
> } > near the top of _main_complete, right after curcontext is set up, and that
> } > seems to help a bit, but I'm rather leery of that solution.  It does need
> } > to use PENDING somehow, though.
> } 
> } It should then immediately return, too (to really avoid calling all
> } that completion code).
> 
> Actually, it does return immediately, because of:
> 
> if [[ "$compstate[insert]" = tab* && "$WIDGET" != *list* ]]; then
>   { zstyle -T ":completion:${curcontext}:" insert-tab &&
>     { [[ "$curcontext" != :* || -z "$compstate[vared]" ]] ||
> 	zstyle -t ":completion:vared${curcontext}:" insert-tab } } && return 0
> 
> Which reminds me to wonder why insert-tab is tested for *not* being set,
> at that point?

Err...? It is tested for being set (to true), with different defaults for
not-in-vared and in-vared.

> } > Returning to the original issue:  Perhaps it would be possible to special-
> } > case parsing within ${(e)...} so that errors of this sort simply return an
> } > empty value for the parameter rather than aborting the whole call chain?
> }
> } How about a parameter flag, the opposite of `X', but used for `e' to
> } make it ignore parse errors and return an empty string in such cases?
> } 
> } Or make `e' not report errors normally and use `X' for `e', too, to
> } make it report errors?
> 
> I'd forgotten about (X); yes, I think the latter (have (e) ignore errors
> unless (X) is given) is the right solution.
> 
> It doesn't even have to ignore the errors silently; redirecting 2> is fine.
> It just has to not abort the surrounding parse.

No time now... maybe I'll be able to do that this evening (I'll then
make it behave like (Q), etc).

Bye
 Sven


--
Sven Wischnowsky                         wischnow@informatik.hu-berlin.de