From f8575f962caf3fcddcf95d935d1d75a1cceb586b Mon Sep 17 00:00:00 2001
From: Jackson Hall <jacksonthall22@gmail.com>
Date: Sun, 2 Nov 2025 18:46:03 -0500
Subject: [PATCH] Add `Board.gives_checkmate()`

---
 chess/__init__.py | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/chess/__init__.py b/chess/__init__.py
index 84bfa632..b51c31ca 100644
--- a/chess/__init__.py
+++ b/chess/__init__.py
@@ -1980,6 +1980,17 @@ def gives_check(self, move: Move) -> bool:
         finally:
             self.pop()
 
+    def gives_checkmate(self, move: Move) -> bool:
+        """
+        Probes if the given move would put the opponent in checkmate. The move
+        must be at least pseudo-legal.
+        """
+        self.push(move)
+        try:
+            return self.is_checkmate()
+        finally:
+            self.pop()
+
     def is_into_check(self, move: Move) -> bool:
         king = self.king(self.turn)
         if king is None: