GNU bug report logs - #27292
Package (haskell-emacs) not auto-loading

Previous Next

Full log

View this message in rfc822 format

From: Glenn Morris <rgm <at> gnu.org>
To: Jeff Brown <jeffbrown.the <at> gmail.com>
Cc: 27292 <at> debbugs.gnu.org
Subject: bug#27292: Package (haskell-emacs) not auto-loading
Date: Thu, 08 Jun 2017 20:23:25 -0400

Jeff Brown wrote:

> I installed haskell-emacs, by running "package-list-packages" and selecting
> it. That compiled and ("ran"?) it. When I started a new Emacs session,
> however, the haskell-emacs package was no longer ("running"?). 
>
> My .emacs file includes some auto-generated code that seems intended to load
> haskell-emacs on startup:
>
> ```
> (custom-set-variables
>  ;; custom-set-variables was added by Custom.
>  ;; If you edit it by hand, you could mess it up, so be careful.
>  ;; Your init file should contain only one such instance.
>  ;; If there is more than one, they won't work right.
>  '(package-archives
>    (quote
>     (("gnu" . "http://elpa.gnu.org/packages/")
>      ("melpa-stable" . "http://stable.melpa.org/packages/"))))
>  '(package-selected-packages (quote (haskell-emacs haskell-mode))))
> (package-initialize)
> ```
>
> One of the examples suggested in the haskell-emacs README is to run 
> `(Matrix.identity 1)`. In the (still-open) Emacs session from which I
> installed haskell-emacs, I can go to *scratch* and evaluate that, and it
> prints `((1))` to the *Messages* buffer.
>
> However, in any new Emacs session, if I go to the *scratch* buffer and
> evaluate the same expression, I get an `eval: Symbol's function definition
> is void: Matrix\.identity` error.

You don't mention running "haskell-emacs-init", which is documented in
the package description and in

https://github.com/knupfer/haskell-emacs

I'd guess you did that in your first Emacs and forgot you did it.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.