diff -r e7c059ac6e54 -r a158ff8f84ef rust/hedgewars-server/src/handlers.rs
--- a/rust/hedgewars-server/src/handlers.rs	Mon Sep 30 16:02:39 2019 +0200
+++ b/rust/hedgewars-server/src/handlers.rs	Tue Oct 01 23:48:32 2019 +0300
@@ -32,6 +32,7 @@
 mod inanteroom;
 mod inlobby;
 mod inroom;
+mod strings;
 
 #[derive(PartialEq, Debug)]
 pub struct Sha1Digest([u8; 20]);
@@ -160,6 +161,11 @@
     }
 
     #[inline]
+    pub fn warn(&mut self, message: &str) {
+        self.add(Warning(message.to_string()).send_self());
+    }
+
+    #[inline]
     pub fn request_io(&mut self, task: IoTask) {
         self.io_tasks.push(task)
     }