From e17936158a97fa3a9ca2252af49f84fc932df877 Mon Sep 17 00:00:00 2001
From: Bellman <54757707+Yeachan-Heo@users.noreply.github.com>
Date: Thu, 28 May 2026 08:06:28 +0900
Subject: [PATCH] fix: make cc2 validator board read errors concise (#3175)

---
 scripts/validate_cc2_board.py | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/scripts/validate_cc2_board.py b/scripts/validate_cc2_board.py
index b0a591cd..643326a4 100755
--- a/scripts/validate_cc2_board.py
+++ b/scripts/validate_cc2_board.py
@@ -44,7 +44,14 @@ def main() -> int:
     args = parser.parse_args()
     repo_root = args.repo_root.resolve()
     board_path = args.board or (repo_root / ".omx" / "cc2" / "board.json")
-    board = json.loads(board_path.read_text(encoding="utf-8"))
+    try:
+        board = json.loads(board_path.read_text(encoding="utf-8"))
+    except FileNotFoundError:
+        print(f"error: board not found at {board_path}")
+        return 1
+    except json.JSONDecodeError as exc:
+        print(f"error: invalid board JSON at {board_path}: {exc}")
+        return 1
     errors: list[str] = []
     ids = set()
     for index, item in enumerate(board.get("items", []), 1):