Currently, ledger lines are never created for custodes, but they should be whenever the note the custos represents requires a ledger line, or if it would have required a ledger line had it been written according to the clef governing the custos (as in the second example below).
Currently, ledger lines are never created for custodes, but they should be whenever the note the custos represents requires a ledger line, or if it would have required a ledger line had it been written according to the clef governing the custos (as in the second example below).
Gregorio output:
Current exsurge output:
