modify the compile function fix the case where no 'par' exist

ccppjava · ccppjava · commit 4de4cd1fc4c9 · 2012-04-26T10:41:19.000+01:00
or 'par' and 'seq' both exist
diff --git a/nathansununiversity_01.js b/nathansununiversity_01.js
@@ -241,7 +241,7 @@ var compile = function (expr) {
         // your code here
         (function(expr) {
             if (expr.tag === 'note') {
-                expr.start = ref;
+                expr.start = time || ref;
                 result.push(expr);
                 
                 time += expr.dur;
diff --git a/nathansununiversity_02.js b/nathansununiversity_02.js
@@ -10,7 +10,7 @@ var compile = function (expr) {
         // your code here
         (function(expr) {
             if (expr.tag === 'note') {
-                expr.start = ref;
+                expr.start = time || ref;
                 result.push(expr);
                 
                 time += expr.dur;
