1\version "2.21.3"
2
3\header {
4  texidoc = "When an unpitched duration is parsed as a rhythmic event,
5it sets the default duration of the following note events.  This happens
6even when it is the argument of a music function.  In these examples, notes
7with an explicit duration are indicated with an accent and the following notes
8have to have the same duration."
9}
10
11\layout {
12  ragged-right = ##t
13}
14
15
16same =
17#(define-music-function (x) (ly:music?)
18  #{ #x -! #})
19
20
21\fixed c' { 2-! c \same c4 c \same 2 c c \bar "|." | }
22