Subject: [bug#33466] [PATCH 2/2] repl: Add 'colorized' and 'readline' support.

From: [email-masked] (Ludovic Courtès)
Date: Sun, 02 Dec 2018 18:38:48 +0100

Hi Oleg,

Oleg Pykhalov <[email-masked]> skribis:

> From 95b95b24107084baf03e9635280a8c3136b2a356 Mon Sep 17 00:00:00 2001
> From: Oleg Pykhalov <[email-masked]>
> Date: Thu, 22 Nov 2018 17:24:04 +0300
> Subject: [PATCH] repl: Load user's initialization file.
>
> * guix/scripts/repl.scm (guix-repl): Load user's initialization file.

[...]

>                  (set-current-module user-module)
> +                (when (file-exists? %guile-initialization-file)
> +                      (load %guile-initialization-file))

Rather:

  (and=> (getenv "HOME")
         (lambda (home)
           (when (file-exists? …)
             …)))

Otherwise if HOME is undefined simply loading (guix scripts repl) will
cause an error.

Thanks,
Ludo’.