1 files changed, 8 insertions, 3 deletions
diff --git a/lib/mapSeries.js b/lib/mapSeries.js
index 96b5f0a..55c6831 100644
--- a/lib/mapSeries.js
+++ b/lib/mapSeries.js
@@ -1,5 +1,6 @@
-import mapLimit from './mapLimit';
-import doLimit from './internal/doLimit';
+import _map from './internal/map';
+import eachOfSeries from './eachOfSeries'
+import awaitify from './internal/awaitify'
 
 /**
  * The same as [`map`]{@link module:Collections.map} but runs only a single async operation at a time.
@@ -18,5 +19,9 @@ import doLimit from './internal/doLimit';
  * @param {Function} [callback] - A callback which is called when all `iteratee`
  * functions have finished, or an error occurs. Results is an array of the
  * transformed items from the `coll`. Invoked with (err, results).
+ * @returns {Promise} a promise, if no callback is passed
  */
-export default doLimit(mapLimit, 1);
+function mapSeries (coll, iteratee, callback) {
+    return _map(eachOfSeries, coll, iteratee, callback)
+}
+export default awaitify(mapSeries, 3);