Subject: [PATCH] Include a help-echo for flymake's modeline counters

From: [email-masked]
Date: Sun, 02 Jul 2023 16:12:06 +0000 (UTC)

Tags: patch

This helps clarify what each of these numbers mean.  This is inspired
by compilation-mode-line-errors which does the same.

* lisp/progmodes/flymake.el (flymake--mode-line-counter): Add
help-echo to mode line properties.

In GNU Emacs 29.0.92 (build 2, x86_64-pc-linux-gnu, X toolkit, cairo
 version 1.16.0, Xaw3d scroll bars) of 2023-07-01 built on earth
Repository revision: b179926388ee76f7b3304535a7189f89bd7c7f8c
Repository branch: emacs-29
Windowing system distributor 'The X.Org Foundation', version 11.0.12014000
System Description: NixOS 22.11 (Raccoon)

Configured using:
 'configure --with-x-toolkit=lucid --with-tree-sitter CC=gcc'
 
>From aa577647a91c295fedcff4c1357ebb1f6c0d1384 Mon Sep 17 00:00:00 2001
From: Spencer Baugh <[email-masked]>
Date: Sun, 2 Jul 2023 12:11:09 -0400
Subject: [PATCH] Include a help-echo for flymake's modeline counters

This helps clarify what each of these numbers mean.  This is inspired
by compilation-mode-line-errors which does the same.

* lisp/progmodes/flymake.el (flymake--mode-line-counter): Add
help-echo to mode line properties.
---
 lisp/progmodes/flymake.el | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lisp/progmodes/flymake.el b/lisp/progmodes/flymake.el
index 6f293acca5e..47dc32f9245 100644
--- a/lisp/progmodes/flymake.el
+++ b/lisp/progmodes/flymake.el
@@ -1473,6 +1473,12 @@ flymake--mode-line-counter
          ,(format "%d" count)
          face ,face
          mouse-face mode-line-highlight
+         help-echo ,(format "Number of %s; scroll mouse to view."
+                            (cond
+                             ((eq type :error) "errors")
+                             ((eq type :warning) "warnings")
+                             ((eq type :note) "notes")
+                             (t (format "%s diagnostics" type))))
          keymap
          ,(let ((map (make-sparse-keymap)))
             (define-key map (vector 'mode-line
-- 
2.40.1