RE: Installing "groovy-mode" fails missing "set-difference" func

[KARR, DAVID]

> -----Original Message-----
> From: help-gnu-emacs-bounces+dk068x=att.com@gnu.org [mailto:help-
> gnu-emacs-bounces+dk068x=att.com@gnu.org] On Behalf Of Alexis
> Sent: Tuesday, July 28, 2015 9:46 PM
> To: help-gnu-emacs@gnu.org
> Subject: Re: Installing "groovy-mode" fails missing "set-
> difference" func
> 
> 
> KARR, DAVID <dk068x@att.com> writes:
> 
> > I have Emacs 24.5.1.  I tried to install "groovy-mode" through
> > "Manage Packages".  When it installed, it complained about a
> > missing "set-difference" func.  What do I need to do about this?
> 
> `set-difference` is part of cl.el, so doing `(require 'cl)`
> somewhere in your init/config should help. (`groovy-mode` should
> be doing that `require` itself, though.)

Thanks, that did it.