All new

alle new

node_modules/qs/lib/utils.js

@@ -329,7 +329,7 @@ var isBuffer = function isBuffer(obj) {
         return false;
     }
 
-    return !!(obj.constructor && obj.constructor.isBuffer && obj.constructor.isBuffer(obj));
+    return !!(obj.constructor && typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj));
 };
 
 var combine = function combine(a, b, arrayLimit, plainObjects, throwOnLimitExceeded) {
@@ -338,8 +338,15 @@ var combine = function combine(a, b, arrayLimit, plainObjects, throwOnLimitExcee
         if (throwOnLimitExceeded) {
             throw new RangeError('Array limit exceeded. Only ' + arrayLimit + ' element' + (arrayLimit === 1 ? '' : 's') + ' allowed in an array.');
         }
-        var newIndex = getMaxIndex(a) + 1;
-        a[newIndex] = b;
+        // spread `b` one level, matching the `[].concat(a, b)` used below, so a
+        // collection appended to an already-overflowed object is flattened
+        // rather than nested under a single index
+        var bValues = isArray(b) ? b : [b];
+        var newIndex = getMaxIndex(a);
+        for (var i = 0; i < bValues.length; ++i) {
+            newIndex += 1;
+            a[newIndex] = bValues[i];
+        }
         setMaxIndex(a, newIndex);
         return a;
     }