Don't truncate debug logs for emitted events

sphinx/events.py

@@ -5,7 +5,6 @@
 
 from __future__ import annotations
 
-import contextlib
 from collections import defaultdict
 from operator import attrgetter
 from typing import TYPE_CHECKING, Any, NamedTuple
@@ -90,8 +89,12 @@ def emit(
         """Emit a Sphinx event."""
         # not every object likes to be repr()'d (think
         # random stuff coming via autodoc)
-        with contextlib.suppress(Exception):
-            logger.debug('[app] emitting event: %r%s', name, repr(args)[:100])
+        try:
+            repr_args = repr(args)
+        except Exception:
+            pass
+        else:
+            logger.debug('[app] emitting event: %r%s', name, repr_args)
 
         results = []
         listeners = sorted(self.listeners[name], key=attrgetter('priority'))