ES5 compat

flowxo · Sep 15, 2016 · 22c3136 · 22c3136
1 parent 730c9fe
commit 22c3136
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/backoff.js b/lib/backoff.js
@@ -51,7 +51,9 @@ Backoff.prototype.setNonRetryableErrors = function(errs) {
 };
 
 Backoff.prototype.isNonRetryableError = function(err) {
-  return _.some(this.nonRetryableErrorClasses, cls => err instanceof cls);
+  return _.some(this.nonRetryableErrorClasses, function(cls) {
+    return err instanceof cls;
+  });
 };
 
 var BackoffRunner = {};