Re: Including tex commands in a list

[Christopher Dimech]

You can try to use

(require 'rx)
(rx "\\" "alpha" (or "beta" "gamma") "theta")




> Sent: Friday, January 29, 2021 at 10:12 AM
> From: steve-humphreys@gmx.com
> To: "Michael Heerdegen" <michael_heerdegen@web.de>
> Cc: help-gnu-emacs@gnu.org
> Subject: Re: Including tex commands in a list
>
> I know that the command
>
> (rx (or "alpha" "beta"))
>
> produces the generated pattern
>
> "\\(?:alpha\\|beta\\)"
>
>
>
>
>
> > Sent: Friday, January 29, 2021 at 9:19 AM
> > From: "Michael Heerdegen" <michael_heerdegen@web.de>
> > To: help-gnu-emacs@gnu.org
> > Subject: Re: Including tex commands in a list
> >
> > steve-humphreys@gmx.com writes:
> >
> > > I am using font lock to highlight keywords in a minor mode.
> > > Have changed from using "concat" to using "rx" as you suggested.
> > > However it does not seem equivalent.
> > >
> > > (defconst crucible-mtksy-keywords
> > >   `(;; Greek
> > >     (,(concat "\\\\\\<\\(alpha\\|beta\\|chi\\|delta\\|"
> > >               "Delta\\|epsilon\\|varepsilon\\|eta\\|"
> > >               "gamma\\|Gamma\\|iota\\|kappa \\|"
> > >               "lambda\\|Lambda\\|mu\\|nu\\|"
> > >               "omega\\|Omega\\|phi\\|varphi\\|"
> > >               "Phi\\|pi\\|varpi\\|Pi\\|"
> > >               "psi\\|Psi\\|rho\\|varrho\\|"
> > >               "sigma\\|varsigma\\|Sigma\\|tau\\|"
> > >               "theta\\|vartheta\\|Theta\\|upsilon\\|"
> > >               "Upsilon\\|xi\\|Xi\\|zeta\\)\\>")
> > >      (0 'crucible-mtksy-tfc)))
> > >  "Fontification for letters and symbols.")
> >
> > How does your rx version look like?
> >
> > Michael.
> >
> >
> >
>
>