Sub contents of regex for regex so this will compile again.
Add chords by supporting the "stem" element.
Add nth repeat regexes.
Add staccato and roll gracings, and basic grace note support.
Move apply_key_signature to ABC.pm.
Working early key signature framework.
Move key_signature to ABC.pm and start tests for it.
Change to \v instead of \n. Add regex tune.
Make <spacing> do horizontal spacing everywhere. Add <music>.
Line of music working, with tests.
Get white space working.
Add regex bar, working test for bar (without whitespaces).
Implement Moritz's suggestions, more or less.
Rakudo doesn't seem to like =. alias, so alias both the first and the…
… second gracings in broken_rhythm so you can tell the difference.
Use an alias to distinguish between the first and second <gracing> ca…
…ptures. Add (untested) barline and line_of_music regexes.
Add gracing type, element which can be note, rest, or gracing.
Also test gracing and element.
Handle and test rests.
Fix note_length regex. Two tests of ABC::note.
Move the grammar to the ABC.pm file.
Feeble first stab at some ABC classes.