Added async.someLimit

When checking if a folder contains subfolders or not (fs.readdir -> fs.stat -> some(is_a_Folder)), getting crashes when listing Windows shares from Ubuntu VM. someLimit avoids the problem.

Test for someLimit

added anyLimit alias and updated doc.

removed anyLimit alias

1 files changed, 15 insertions, 5 deletions

diff --git a/lib/async.js b/lib/async.js
index 8b467eb..f0e3adf 100644
--- a/lib/async.js
+++ b/lib/async.js
@@ -456,8 +456,11 @@
     async.detectSeries = doSeries(_detect);
 
     function _createTester(eachfn, check, defaultValue) {
-        return function(arr, iterator, main_callback) {
-            eachfn(arr, function (x, _, callback) {
+        return function(arr, limit, iterator, main_callback) {
+            function done() {
+                main_callback(defaultValue);
+            }
+            function iteratee(x, _, callback) {
                 iterator(x, function (v) {
                     if (check(v)) {
                         main_callback(!defaultValue);
@@ -465,15 +468,22 @@
                     }
                     callback();
                 });
-            }, function () {
-                main_callback(defaultValue);
-            });
+            }
+            if (arguments.length > 3) {
+                eachfn(arr, limit, iteratee, done);
+            } else {
+                main_callback = iterator;
+                iterator = limit;
+                eachfn(arr, iteratee, done);
+            }
         };
     }
 
     async.any =
     async.some = _createTester(async.eachOf, identity, false);
 
+    async.someLimit = _createTester(async.eachOfLimit, identity, false);
+
     async.all =
     async.every = _createTester(async.eachOf, notId, true);