(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.")
(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.")