1 files changed, 8 insertions, 3 deletions
diff --git a/lib/filterSeries.js b/lib/filterSeries.js
index 908afbc..f53c3d8 100644
--- a/lib/filterSeries.js
+++ b/lib/filterSeries.js
@@ -1,5 +1,6 @@
-import filterLimit from './filterLimit';
-import doLimit from './internal/doLimit';
+import _filter from './internal/filter';
+import eachOfSeries from './eachOfSeries'
+import awaitify from './internal/awaitify'
 
 /**
  * The same as [`filter`]{@link module:Collections.filter} but runs only a single async operation at a time.
@@ -17,5 +18,9 @@ import doLimit from './internal/doLimit';
  * with a boolean argument once it has completed. Invoked with (item, callback).
  * @param {Function} [callback] - A callback which is called after all the
  * `iteratee` functions have finished. Invoked with (err, results)
+ * @returns {Promise} a promise, if no callback provided
  */
-export default doLimit(filterLimit, 1);
+function filterSeries (coll, iteratee, callback) {
+    return _filter(eachOfSeries, coll, iteratee, callback)
+}
+export default awaitify(filterSeries, 3);