PreAppend extension optimization.

2019-08-20 00:27:58 +03:00
parent 913b69bdf4
commit 568c45ad87
1 changed files with 4 additions and 0 deletions
--- a/ASS.Server/Extensions/ArrayExtension.cs
+++ b/ASS.Server/Extensions/ArrayExtension.cs
@@ -8,6 +8,10 @@ namespace ASS.Server.Extensions
    {
        public static T[] PreAppend<T>(this T[] array, params T[] toAppend)
        {
+            if (array.Length == 0)
+                return toAppend;
+            if (toAppend.Length == 0)
+                return array;
            var n = new T[toAppend.Length + array.Length];
            toAppend.CopyTo(n, 0);
            array.CopyTo(n, toAppend.Length);