master 1f443c277a1 1/2: Cover more c-ts-common-comment-indent-new-line (bug#70520)

[Yuan Fu]

branch: master
commit 1f443c277a1215ab6353c47161819af155638110
Author: Vincenzo Pupillo <v.pupillo@gmail.com>
Commit: Yuan Fu <casouri@gmail.com>

    Cover more c-ts-common-comment-indent-new-line (bug#70520)
    
    * lisp/progmodes/c-ts-common.el:
    (c-ts-common-comment-indent-new-line): Handles the case of comments in a
    comment block that begin with whitespaces.
---
 lisp/progmodes/c-ts-common.el | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/lisp/progmodes/c-ts-common.el b/lisp/progmodes/c-ts-common.el
index 735126e1eac..025703d7fce 100644
--- a/lisp/progmodes/c-ts-common.el
+++ b/lisp/progmodes/c-ts-common.el
@@ -317,7 +317,16 @@ and /* */ comments.  SOFT works the same as in
     (let ((prefix (match-string 1)))
       (if soft (insert-and-inherit ?\n) (newline 1))
       (delete-region (line-beginning-position) (point))
-      (insert prefix)))))
+      (insert prefix)))
+
+   ;; Line starts with whitespaces
+   ((save-excursion
+      (beginning-of-line)
+      (looking-at (rx (* " "))))
+    (let ((whitespaces (match-string 0)))
+      (if soft (insert-and-inherit ?\n) (newline 1))
+      (delete-region (line-beginning-position) (point))
+      (insert whitespaces)))))
 
 ;;; Statement indent