[bug#40372] Add emacs-beancount

[Christopher Lemmer Webber]

Hot on the heels of beancount!

Also is able to inherit the beancount package in a really elegant way,
since it's installing a .el file from that.  Moments like this make me
say "I love Guix's delightful design!"

From 7fda36e4be1abc16a9855e13ee450927f0f0e25a Mon Sep 17 00:00:00 2001
From: Christopher Lemmer Webber <address@hidden>
Date: Wed, 1 Apr 2020 08:48:25 -0400
Subject: [PATCH] gnu: Add emacs-beancount.

* gnu/packages/emacs-xyz.scm (emacs-beancount): New variable.
---
 gnu/packages/emacs-xyz.scm | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index ed3e6f15cd..f908a9f2a3 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -6,7 +6,7 @@
 ;;; Copyright © 2015 Federico Beffa <address@hidden>
 ;;; Copyright © 2015, 2016, 2017, 2018, 2019 Ricardo Wurmus <address@hidden>
 ;;; Copyright © 2016, 2017, 2018, 2019 Chris Marusich <address@hidden>
-;;; Copyright © 2015, 2016, 2018 Christopher Lemmer Webber <address@hidden>
+;;; Copyright © 2015, 2016, 2018, 2020 Christopher Lemmer Webber 
<address@hidden>
 ;;; Copyright © 2016 Adriano Peluso <address@hidden>
 ;;; Copyright © 2016, 2017, 2018, 2019, 2020 Efraim Flashner <address@hidden>
 ;;; Copyright © 2016 David Thompson <address@hidden>
@@ -106,6 +106,7 @@
   #:use-module (gnu packages databases)
   #:use-module (gnu packages dictionaries)
   #:use-module (gnu packages emacs)
+  #:use-module (gnu packages finance)
   #:use-module (gnu packages guile)
   #:use-module (gnu packages gtk)
   #:use-module (gnu packages gnome)
@@ -22064,3 +22065,21 @@ conventions.")
       (description "Haskell-Snippets is a collection of YASnippet Haskell
 snippets for Emacs.")
       (license license:expat))))
+
+;; The beancount source ships with elisp in a subdirectory
+(define-public emacs-beancount
+  (package
+    (inherit beancount)
+    (name "emacs-beancount")
+    (build-system emacs-build-system)
+    (arguments
+     `(#:tests? #f ;no tests
+       #:phases
+       (modify-phases %standard-phases
+         (add-before 'install 'chdir-emacs
+           (lambda _
+             (chdir "editors/emacs")
+             #t)))))
+    (synopsis "Emacs mode for beancount")
+    (description
+      "Emacs mode for the beancount accounting tool.")))
-- 
2.25.1

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