(gap . 2.0)
(padding . 0.9)
(thickness . 1.6)
+ (edge-width . (0.0 . 0.0))
+ (edge-height . (0.7 . 0.7))
+ (shorten-pair . (0.0 . 0.0))
(before-line-breaking-callback . ,Tuplet_bracket::before_line_breaking)
(after-line-breaking-callback . ,Tuplet_bracket::after_line_breaking)
(molecule-callback . ,Tuplet_bracket::brew_molecule)