[Modify] Throw exception

7 years ago · 904bbdaa36
parent 8aedfa8cc8
commit 904bbdaa36
1 changed files with 4 additions and 1 deletions
--- a/websocket-sharp/Net/HttpUtility.cs
+++ b/websocket-sharp/Net/HttpUtility.cs
@ -996,7 +996,10 @@ namespace WebSocketSharp.Net

    public static string HtmlEncode (string s)
    {
-      if (s == null || s.Length == 0)
+      if (s == null)
+        throw new ArgumentNullException ("s");
+
+      if (s.Length == 0)
        return s;

      var buff = new StringBuilder ();