Merge pull request #4 from jouae/fix/web

Add zero-duration note handling in web app

Author: jserv

web/app.js

@@ -312,13 +312,13 @@ function parseMidiFile(buffer) {
  active.set(evt.note, evt.time);
  } else {
  const start = active.get(evt.note);
- if (start !== undefined) {
+ if (start !== undefined && evt.time >= start) {
  const duration = evt.time - start;
  const beatVal = Math.max(1, Math.round(duration * 4 / ticksPerBeat));
  notes.push(evt.note);
  beats.push(beatVal);
- active.delete(evt.note);
  }
+ active.delete(evt.note);
  }
  }