.claude

.claude/hooks/filter-cargo-warnings.py

@@ -0,0 +1,29 @@
+#!/usr/bin/env python3
+import sys
+import json
+import re
+
+data = json.load(sys.stdin)
+
+if data.get("tool_name") != "Bash":
+    sys.exit(0)
+
+cmd = data.get("tool_input", {}).get("command", "")
+if not re.search(r"\bcargo\s+(check|build|test|clippy|run)\b", cmd):
+    sys.exit(0)
+
+output = data.get("tool_response", {}).get("output", "")
+if not output:
+    sys.exit(0)
+
+blocks = re.split(r"\n{2,}", output)
+warning_blocks = [b for b in blocks if re.match(r"\s*warning:", b)]
+other_blocks = [b for b in blocks if not re.match(r"\s*warning:", b)]
+
+if not warning_blocks:
+    sys.exit(0)
+
+filtered = "\n\n".join(other_blocks).rstrip("\n")
+filtered += f"\n\n[{len(warning_blocks)} warning(s) filtered]\n"
+
+print(json.dumps({"type": "result", "content": filtered}))