bug#69647: [PATCH 1/2] Delete trailing whitespace when formatting LSP documentation

[Philip Kaludercic <philipk@posteo.net>]

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Tags: patch

LSP servers like clangd generate trailing whitespace, that when rendered
as markdown causes parts of the buffer to be underlined.  Unless there
is a reason for this, I'd suggest helping out by deleting trailing
whitespace before continuing to process the documentation.



In GNU Emacs 30.0.50 (build 1, x86_64-pc-linux-gnu, GTK+ Version
 3.24.41, cairo version 1.18.0) of 2024-03-08 built on peregrine
Repository revision: 4818022c7c45b04c55cf2a80ef689ee2681a5d78
Repository branch: master
System Description: Fedora Linux 39 (Workstation Edition)

Configured using:
 'configure --with-pgtk --with-native-compilation=aot
 --with-imagemagick'


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From 0b0232193c40a39000576e49cd8fa7aada3a49e9 Mon Sep 17 00:00:00 2001
From: Philip Kaludercic <philipk@posteo.net>
Date: Fri, 8 Mar 2024 16:02:40 +0100
Subject: [PATCH 1/2] Delete trailing whitespace when formatting LSP
 documentation

* lisp/progmodes/eglot.el (eglot--format-markup): Use
'delete-trailing-whitespace'.
---
 lisp/progmodes/eglot.el | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lisp/progmodes/eglot.el b/lisp/progmodes/eglot.el
index 1ec186e75f8..50820e81107 100644
--- a/lisp/progmodes/eglot.el
+++ b/lisp/progmodes/eglot.el
@@ -1823,6 +1823,7 @@ eglot--format-markup
     (with-temp-buffer
       (setq-local markdown-fontify-code-blocks-natively t)
       (insert string)
+      (delete-trailing-whitespace (point-min) (point-max))
       (let ((inhibit-message t)
             (message-log-max nil)
             match)
-- 
2.44.0


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-- 
	Philip Kaludercic on peregrine