From bc67572084726572972170f0f2133f4050e8136d Mon Sep 17 00:00:00 2001
From: Timo Wilken
Date: Tue, 31 Oct 2023 17:15:09 +0100
Subject: Be less aggressive about trailing whitespace

---
 tw/home/files/emacs-init.el | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'tw/home')

diff --git a/tw/home/files/emacs-init.el b/tw/home/files/emacs-init.el
index 1fea6749..12f8e5e3 100644
--- a/tw/home/files/emacs-init.el
+++ b/tw/home/files/emacs-init.el
@@ -54,7 +54,6 @@ If CREATE is true and the resulting directory does not exist, create it."
         (sentence-end-double-space nil "Use a single space after a sentence.")
         (fill-column 78 "Make hard-wrapped text a bit wider.")
         (require-final-newline t "Always add a final newline on save, if there is none.")
-        (show-trailing-whitespace t "Always show trailing spaces.")
         ;; Make Emacs a good Guix citizen.
         (package-archives nil "Don't fetch packages from the internet; only get them from Guix.")
         ;; Default mode.
@@ -95,12 +94,13 @@ If CREATE is true and the resulting directory does not exist, create it."
 
 (add-hook 'mail-mode-hook #'auto-fill-mode)
 
-(defun tw/hide-trailing-whitespace ()
-  "Don't highlight trailing whitespace for this buffer."
-  (setq-local show-trailing-whitespace nil))
+(defun tw/show-trailing-whitespace ()
+  "Highlight trailing spaces in the current buffer."
+  (setq-local show-trailing-whitespace t))
 
-(add-hook 'help-mode-hook #'tw/hide-trailing-whitespace)
-(add-hook 'eww-mode-hook #'tw/hide-trailing-whitespace)
+(mapc (lambda (hook)
+        (add-hook hook #'tw/show-trailing-whitespace))
+      '(prog-mode-hook conf-mode-hook yaml-mode-hook alidist-mode-hook))
 
 (defun tw/enable-word-wrap ()
   "Enable word wrapping."
-- 
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