Commit 61762f3 for mammothjs

commit 61762f3078f0c4aa822f8ad469746f51eb5b6165
Author: Michael Williamson <mike@zwobble.org>
Date:   Thu Sep 17 00:04:13 2026 +0100

    Implement forEachSeries() in promises module

diff --git a/lib/promises.js b/lib/promises.js
index f008200..0da48bb 100644
--- a/lib/promises.js
+++ b/lib/promises.js
@@ -7,8 +7,23 @@ exports.resolve = bluebird.resolve;
 exports.reject = bluebird.reject;

 exports.forEachSeries = function(array, func) {
-    return bluebird.mapSeries(array, func).then(function() {
-    });
+    var arrayIndex = 0;
+
+    var deferred = defer();
+
+    var next = function() {
+        if (arrayIndex < array.length) {
+            var element = array[arrayIndex];
+            arrayIndex++;
+            func(element).then(next, deferred.reject);
+        } else {
+            deferred.resolve();
+        }
+    };
+
+    next();
+
+    return deferred.promise;
 };

 var props = exports.props = function(obj) {