Merge branch 'master' of https://github.com/crotwell/teoria into pres…

…erve_duration
saebekassebil · Jul 2, 2017 · 5b8c2b2 · 5b8c2b2
2 parents 99877da + a532047
commit 5b8c2b2
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/lib/note.js b/lib/note.js
@@ -80,7 +80,7 @@ Note.prototype = {
     if (typeof interval === 'string') interval = Interval.toCoord(interval);
 
     if (interval instanceof Interval)
-      return new Note(vector.add(this.coord, interval.coord));
+      return new Note(vector.add(this.coord, interval.coord), this.duration);
     else if (interval instanceof Note)
       return new Interval(vector.sub(interval.coord, this.coord));
   },

diff --git a/test/notes.js b/test/notes.js
@@ -296,5 +296,12 @@ vows.describe('TeoriaNote class').addBatch({
       assert.deepEqual(teoria.note('cb4').enharmonics(true),
         ['b3'].map(teoria.note));
     }
+  },
+
+  'copy duration on interval': {
+    'stay whole note on call interval': function() {
+      var note = teoria.note('a#', { duration: 1 });
+      assert.equal(note.duration.value, note.interval('P5').duration.value);
+    }
   }
 }).export(module);