noteoperators.swift

prefix operator ♪; prefix func ♪(n: (Note.Pitch, Note.Duration)                        ) -> Note { .note(n.0, n.1)    }
prefix operator ▿; prefix func ▿(x: (Note.Duration, (Note.Pitch,Note.Pitch,Note.Pitch))) -> Note { .triplet(x.1, x.0) }
prefix operator ▬; prefix func ▬(d: Note.Duration                                      ) -> Note { .rest(d)           }
prefix operator ♯; prefix func ♯(note: Note.Pitch                                      ) -> Note.Pitch { .sharp(note) }
prefix operator ♭; prefix func ♭(note: Note.Pitch                                      ) -> Note.Pitch { .flat (note) }
prefix operator ⩀; prefix func ⩀(note: Note                                            ) -> Note       { .hold (note) }