Re: History for query replace pairs

[Stefan Monnier]

> Below is a preliminary implementation.  However, there is a problem
> that after saving it to the desktop or savehist, and restoring back
> FROM-TO string pairs in the history lose text-properties.
> If there is no way to save text properties then perhaps we should have
> two history variables: one with cons pairs (FROM . TO) to save
> in the desktop, and another with a list of strings "FROM<separator>TO"
> to use in `read-from-minibuffer', and keep these two variables in sync.

We definitely shouldn't store the pairs as a single string.
But do we really need to change the history vars at all?
I mean, we currently manage to extract "the last pair" from the current
history vars, so can't we extend this hack?


        Stefan