Re: Exposing Isearch toggleable options

[Juri Linkov]

> I just pushed a branch called scratch/isearch-show-toggles, which
> implements a way of exposing some of isearch options to the user.
>
> Basically, as soon as isearch starts, you should see something like this.
>
> Toggles [M-s]:  [w] Word OFF  [_] Symbol OFF  ['] Character-Fold ON   [r]
> Regexp OFF
> I-search: search string here
>
> If your window is wide enough, you'll also see toggles for Lax-Whitespace,
> Case-Fold, and Invisibe (it auto-ajusts the number of toggles displayed so
> as to not take more than one line).
>
> I'm not yet sure if this is worth merging to master, so I'd very much
> appreciate opinions.

What key is used to toggle toggles?