use staff::{midi, Chord, Pitch};

let chord = Chord::from_midi(
    midi!(C, 4),
    [midi!(E, 3), midi!(G, 3), midi!(C, 4)]
);

assert_eq!(chord.to_string(), "C/E");

let pitches = [Pitch::E, Pitch::G, Pitch::C];
assert!(chord.into_iter().eq(pitches));

Staff { 
    note {
        natural: Natural::F,
        accidental: Accidental::Sharp
    }
    note {
        natural: Natural::G,
        accidental: Accidental::Flat,
        duration: Duration::from(DurationKind::Half)
    }
    note { natural: Natural::A }
    
    hr {}
    
    note {
        natural: Natural::C,
        octave: Octave::FIVE,
        duration: Duration::from(DurationKind::Whole)
    }
}

svg { width: "500px", height: "500px", xmlns: "https://www.w3.org/2000/svg",
    FretDiagram { 
        fret { index: 1, string: 0 }
        frets { from: 2, to: 4, string: 0 }
        fret { index: 5, string: 0, is_muted: true }
    }
}