- (error-found ,boolean? "If true, a parsing error was found in this expression")
- (element ,ly:music? "The single child of a Music_wrapper music object, or the body of a repeat.")
- (elements ,ly:music-list? "A list of elements for sequential of simultaneous music, or the alternatives of repeated music. ")
- (force-accidental ,boolean? "If set, a cautionary accidental should always be printed on this note")
- (grob-property ,symbol? "The symbol of the grob property to set. ")
- (grob-property-path ,list? "A list of symbols, locating a nested grob property, e.g. (beamed-lengths details). ")
- (grob-value ,scheme? "The value of the grob property to set")
- (input-tag ,scheme? "Arbitrary marker to relate input and output")
+ (duration ,ly:duration? "Duration of this note or lyric.")
+
+ (element ,ly:music? "The single child of a Music_wrapper music object,
+or the body of a repeat.")
+ (elements ,ly:music-list? "A list of elements for sequential of
+simultaneous music, or the alternatives of repeated music.")
+ (elements-callback ,procedure? "Return a list of children, for use by
+a sequential iterator. Takes a single music parameter.")
+ (error-found ,boolean?
+ "If true, a parsing error was found in this expression.")
+
+ (figure ,integer? "A bass figure.")
+ (force-accidental ,boolean? "If set, a cautionary accidental should
+always be printed on this note.")
+
+ (grob-property ,symbol? "The symbol of the grob property to set.")
+ (grob-property-path ,list? "A list of symbols, locating a nested grob
+property, e.g., @code{(beamed-lengths details)}.")
+ (grob-value ,scheme? "The value of the grob property to set.")
+
+ (input-tag ,scheme? "Arbitrary marker to relate input and output.")