Re: A simple solution to "Upcoming loss of usability ..."

[Dmitry Gutov]

On 06/26/2015 01:41 AM, Paul Eggert wrote:

> No straightforward conversion will work, I'm afraid.

The logic can follow along the lines of the new parts in 
substitute-command-keys.

> > It has been established already that we need an escaping syntax, too.
>
> Sorry, I'm not following.  This would be a new escape syntax for Elisp
> strings? How would it work?

In short, via re-search-foward, followed by compose-region.

> For example, would \` and \' have
> different meaning in strings than they do in character literals?

No. That would be nice, but more or less impossible to implement.

I think we could use "\\", though. Or else, something like "\\=", 
although that exact sequence is already taken (substitute-command-keys 
would eat it).

> When
> exactly would these escapes be transformed to user-preferred quote
> characters?

During buffer fontification.