Dynamics spanner with custom text (2)

Custom text spanners can be defined and used with hairpin and text crescendos. \< and \> produce hairpins by default, \cresc, etc., produce text spanners by default.

\version "2.24"

% Some sample text dynamic spanners, to be used as postfix operators
crpoco =
#(make-music 'CrescendoEvent
             'span-direction START
             'span-type 'text
             'span-text "cresc. poco a poco")

\relative c' {
  c4\cresc d e f |
  g4 a\! b\crpoco c |
  c4 d e f |
  c,4 d e f | 
  g4 a\! b\< c |
  g4\dim a b c |
  g4\decresc a b c |
  g4 a b c\! |
}