Create a ring buffer of midi note numbers

midi_notes  list (array)

Create a new immutable ring buffer of notes from args. Indexes wrap around positively and negatively. Final ring consists only of MIDI numbers and nil.

Introduced in v2.7

Examples

# Example 1 

(midi_notes :d3, :d4, :d5)





#=> (ring 50, 62, 74)

# Example 2 

(midi_notes :d3, 62,  nil)





#=> (ring 50, 62, nil)