From 3663272b88e4b23f0c48e273741b7c1fac6b31f2 Mon Sep 17 00:00:00 2001
From: Niklas Fiekas <niklas.fiekas@backscattering.de>
Date: Sat, 21 May 2022 11:57:57 +0200
Subject: [PATCH] Add type annotations for _condense_affix()

---
 chess/pgn.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/chess/pgn.py b/chess/pgn.py
index 65c008d65..85002140a 100644
--- a/chess/pgn.py
+++ b/chess/pgn.py
@@ -143,8 +143,8 @@
     (?P<suffix>\s?)
     """, re.VERBOSE)
 
-def _condense_affix(infix: str):
-    def repl(match):
+def _condense_affix(infix: str) -> Callable[[typing.Match[str]], str]:
+    def repl(match: typing.Match[str]) -> str:
         if infix:
             return match.group("prefix") + infix + match.group("suffix")
         else: