Ereigniszustellung und Hostgrenzen korrigieren und Change archivieren

crates/tb-cli/src/main.rs

@@ -551,6 +551,20 @@ impl Host for PipeHost {
         self.puffer.pop_front()
     }
 
+    fn warten(&mut self, deadline_ms: Option<u64>) -> Option<Ereignis> {
+        if let Some(event) = self.next_event(false) {
+            return Some(event);
+        }
+        if let Some(deadline) = deadline_ms {
+            std::thread::sleep(std::time::Duration::from_millis(
+                deadline.saturating_sub(self.jetzt_ms()),
+            ));
+            None
+        } else {
+            self.next_event(true).or(Some(Ereignis::Ende))
+        }
+    }
+
     fn jetzt_ms(&mut self) -> u64 {
         self.start.elapsed().as_millis() as u64
     }