Variable: vertico-group-format
vertico-group-format is a customizable variable defined in vertico.el.
Value
#(" %s " 0 4
(face vertico-group-separator)
4 8
(face vertico-group-title)
8 9
(display
(space :align-to
(- right 1))
face vertico-group-separator))
Documentation
Format string used for the group title.
Source Code
;; Defined in ~/.emacs.d/elpa/vertico-20260811.1003/vertico.el
(defcustom vertico-group-format
(concat #(" " 0 4 (face vertico-group-separator))
#(" %s " 0 4 (face vertico-group-title))
#(" " 0 1 (face vertico-group-separator display (space :align-to (- right 1)))))
"Format string used for the group title."
:type '(choice (const :tag "No group titles" nil) string))