Improve error message for unexpected events

Before: can't handle event type <class 'h11._events.ConnectionClosed'> for SERVER in state SEND_BODY" After: can't handle event type ConnectionClosed when role=SERVER and state=SEND_BODY
python-hyper · Dec 2, 2016 · 421d322 · 421d322
1 parent 185dba8
commit 421d322
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/h11/_state.py b/h11/_state.py
@@ -249,8 +249,8 @@ def _fire_event_triggered_transitions(self, role, event_type):
             new_state = EVENT_TRIGGERED_TRANSITIONS[role][state][event_type]
         except KeyError:
             raise LocalProtocolError(
-                "can't handle event type {} for {} in state {}"
-                .format(event_type, role, self.states[role]))
+                "can't handle event type {} when role={} and state={}"
+                .format(event_type.__name__, role, self.states[role]))
         self.states[role] = new_state
 
     def _fire_state_triggered_transitions(self):