Re: rx expressions

[Philip K.]

steve-humphreys@gmx.com writes:

> When using rx expressions does one need to call
>
> (require 'rx)

I usually add

        (eval-when-compile (require 'rx))

so that rx doesn't have to be loaded if it the file is byte-compiled,
but otherwise it's autoloaded (C-h o rx):

    rx is an autoloaded Lisp macro in ‘rx.el’.

-- 
        Philip K.