(footnote-text ,markup? "Text to appear in a footnote.")
(force-accidental ,boolean? "If set, a cautionary accidental should
always be printed on this note.")
- (forced-type ,symbol? "Override for the part-combiner.")
(grob-property ,symbol? "The symbol of the grob property to set.")
(grob-property-path ,list? "A list of symbols, locating a nested grob
(iterator-ctor ,procedure? "Function to construct a
@code{music-event-iterator} object for this music.")
- (label ,markup? "Label of a mark.")
+ (label ,number-or-markup? "Label of a mark.")
(last-pitch ,ly:pitch? "The last pitch after relativization.")
(length ,ly:moment? "The duration of this music.")
(length-callback ,procedure? "How to compute the duration of this music.
Options are @code{'text} and @code{'hairpin}.")
(span-text ,markup? "The displayed text for dynamic text
spanners (e.g., cresc.)")
- (spanner-id ,string? "Identifier to distinguish concurrent spanners.")
+ (spanner-id ,key? "Identifier to distinguish concurrent spanners.")
(start-callback ,procedure? "Function to compute the negative length
of starting grace notes. This property can only be defined as initializer
in @file{scm/@/define-music-types.scm}.")