1 files changed, 22 insertions, 0 deletions
diff --git a/build-es/internal/parallel.js b/build-es/internal/parallel.js
new file mode 100644
index 0000000..b532908
--- /dev/null
+++ b/build-es/internal/parallel.js
@@ -0,0 +1,22 @@
+'use strict';
+
+import noop from 'lodash-es/noop';
+import isArrayLike from 'lodash-es/isArrayLike';
+import rest from 'lodash-es/rest';
+
+export default function _parallel(eachfn, tasks, callback) {
+    callback = callback || noop;
+    var results = isArrayLike(tasks) ? [] : {};
+
+    eachfn(tasks, function (task, key, callback) {
+        task(rest(function (err, args) {
+            if (args.length <= 1) {
+                args = args[0];
+            }
+            results[key] = args;
+            callback(err);
+        }));
+    }, function (err) {
+        callback(err, results);
+    });
+}