From 895739cccbda9063c796f87ac0b08148ce0de774 Mon Sep 17 00:00:00 2001
From: Sebastian Mendez <sebas.chinoir@gmail.com>
Date: Wed, 25 Feb 2015 02:04:52 +0100
Subject: [PATCH] Force temp buffer to use spaces for indentation.

This prevents the insertion of unwanted tabs in the cabal file when
auto-inserting dependencies, regardless of the user value for
`indent-tabs-mode` in the default mode (default is fundamental mode).
Solves issues #379 and #474.
---
 haskell-cabal.el | 1 +
 1 file changed, 1 insertion(+)

diff --git a/haskell-cabal.el b/haskell-cabal.el
index 49e3fae99..1e7fcfab9 100644
--- a/haskell-cabal.el
+++ b/haskell-cabal.el
@@ -464,6 +464,7 @@ resultung buffer-content"
        (save-excursion
          (prog1
              (with-temp-buffer
+               (setq indent-tabs-mode nil)
                (indent-to ,start-col)
                (insert ,section-data)
                (goto-char (point-min))