Function: Buffer-menu-group-by-mode
Buffer-menu-group-by-mode is a byte-compiled function defined in
buff-menu.el.gz.
Signature
(Buffer-menu-group-by-mode ENTRY)
Source Code
;; Defined in /usr/src/emacs/lisp/buff-menu.el.gz
(defun Buffer-menu-group-by-mode (entry)
(let ((mode (aref (cadr entry) 5)))
(or (cdr (seq-find (lambda (group)
(string-match-p (car group) mode))
mouse-buffer-menu-mode-groups))
mode)))