[Modify] Polish it

5 years ago · f58b099f16
parent 4aa68d2627
commit f58b099f16
1 changed files with 9 additions and 2 deletions
--- a/websocket-sharp/Net/HttpListenerPrefixCollection.cs
+++ b/websocket-sharp/Net/HttpListenerPrefixCollection.cs
@ -272,11 +272,18 @@ namespace WebSocketSharp.Net
    public bool Remove (string uriPrefix)
    {
      _listener.CheckDisposed ();
+
      if (uriPrefix == null)
        throw new ArgumentNullException ("uriPrefix");

      var ret = _prefixes.Remove (uriPrefix);
-      if (ret && _listener.IsListening)
+
+      if (!ret)
+        return ret;
+
+      if (!_listener.IsListening)
+        return ret;
+
      EndPointManager.RemovePrefix (uriPrefix, _listener);

      return ret;