On 21 Apr 2021, at 00:32, Bart Schaefer <schaefer@brasslantern.com> wrote:
> My only remark about this as-is, is that it would have potentially
> dangerous side-effects if invoked at a PS2 or PS3 prompt.
> 
> Potential fixes - begin the widget function with:
> [[ ${(%):-%_} = select ]] && return 1
> [[ -n "$PREBUFFER$BUFFER" ]] && zle push-input

On 21 Apr 2021, at 06:46, Bart Schaefer <schaefer@brasslantern.com> wrote:
> Oh, I missed this:
> 
>> On Tue, Apr 20, 2021 at 1:13 PM Marlon Richert <marlon.richert@gmail.com> wrote:
>>> @@ -0,0 +1,29 @@
>>> +zle .push-line-or-edit
> 
> That's still wrong, because in the event there's a PS2 prompt, you'll
> never get past this line.  You need .push-input here.  My suggested
> test for $PREBUFFER is probably not actually needed.

Thank you both (Bart & Daniel) for your input. I added better safeguards against the non-PS1 cases, rewrote the function to be more generic and added comments. New patch attached.