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bug#27292: Package (haskell-emacs) not auto-loading


From: Jeffrey Brown
Subject: bug#27292: Package (haskell-emacs) not auto-loading
Date: Thu, 8 Jun 2017 19:00:06 -0700

That was the problem. Thank you!

On Thu, Jun 8, 2017 at 5:23 PM, Glenn Morris <address@hidden> wrote:
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.



--
Jeff Brown | Jeffrey Benjamin Brown
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