On Tue, Feb 27, 2024 at 12:53 PM Bart Schaefer
<schaefer@brasslantern.com> wrote:
>
> The intent was to have ${ ... } act more like parameter substitution.
> It might be possible/reasonable to have ${ ... } strip newlines and
> "${ ... }" keep them, if that feels better.

The attached patch implements this, for purposes of discussion.  The
doc updates are much larger than the actual code change.