use _.isDate to check if object is a Date object (#335)

twilio · Apr 4, 2018 · 51e3cab · 51e3cab
1 parent cba0803
commit 51e3cab
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/base/serialize.js b/lib/base/serialize.js
@@ -19,7 +19,7 @@ module.exports = {};
  * @return {string|object} date formatted in YYYY-MM-DD form
  */
 module.exports.iso8601Date = function(d) {
-  if (_.isUndefined(d) || _.isString(d) || !((d instanceof Date))) {
+  if (_.isUndefined(d) || _.isString(d) || !(_.isDate(d))) {
     return d;
   } else {
     return moment.utc(d).format('YYYY-MM-DD');