Standard output
Successfully thrown exception: line 1@30:"myChord". Identifier (myChord) points to a Rhythm not a Chord
Successfully thrown exception: line 1@58:"myMel". Identifier (myMel) points to a Melody not a Chord
Successfully thrown exception: line 1@31:"myChord". Cannot index a melody.
Successfully thrown exception: line 1@23:"hHat". Identifier (hHat) points to a Rhythm not a Chord
Successfully thrown exception: line 1@13:"<<". Gradual change specified but found EOF before the target dynamic is specified.
Successfully thrown exception: line 1@12:"<<". Crescendo specified but next volume token (31) is the same or quieter than the first (80). Did you mean decrescendo?
Successfully thrown exception: line 1@31:"myChord". Identifier (myChord) points to a Melody not a Chord
Successfully thrown exception: line 1@25:"C". Identifier (C) points to a Melody not a Chord