Fix empty mocha tracebacks

shirish87 · shirish87 · commit 361e83496ee2 · 2016-02-08T00:29:41.000+05:30
diff --git a/lib/_patch/mocha-plugin.js b/lib/_patch/mocha-plugin.js
@@ -48,7 +48,7 @@
       failures += 1;
 
       if (err) {
-        tracebacks.push(err);
+        tracebacks.push(stack(err));
       }
     });
 
