Merge pull request mochajs#650 from jfirebaugh/instanceof

Remove instanceof occurrence
chakrit · Nov 8, 2012 · 3cb5e3a · 3cb5e3a
2 parents 42529ae + 21dccc2
commit 3cb5e3a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/runnable.js b/lib/runnable.js
@@ -188,7 +188,7 @@ Runnable.prototype.run = function(fn){
   if (this.async) {
     try {
       this.fn.call(ctx, function(err){
-        if (err instanceof Error) return done(err);
+        if (Object.prototype.toString.call(err) === "[object Error]") return done(err);
         if (null != err) return done(new Error('done() invoked with non-Error: ' + err));
         done();
       });