modify template

Coding/Codex-cpp/.codex/hooks/pre_commit_checks.py

@@ -0,0 +1,89 @@
+import json
+import re
+import subprocess
+import sys
+from pathlib import Path
+
+
+def _repo_root(cwd: Path) -> Path:
+    try:
+        root = subprocess.check_output(
+            ["git", "rev-parse", "--show-toplevel"],
+            cwd=cwd,
+            text=True,
+            stderr=subprocess.DEVNULL,
+        ).strip()
+    except (subprocess.CalledProcessError, FileNotFoundError):
+        return cwd
+    return Path(root)
+
+
+def _is_git_commit(command: str) -> bool:
+    return re.search(
+        r"^\s*git(?:\s+(?:-[A-Za-z]\s+\S+|--[A-Za-z0-9-]+(?:=\S+)?))*\s+commit\b",
+        command,
+    ) is not None
+
+
+def _deny(reason: str) -> None:
+    print(
+        json.dumps(
+            {
+                "hookSpecificOutput": {
+                    "hookEventName": "PreToolUse",
+                    "permissionDecision": "deny",
+                    "permissionDecisionReason": reason,
+                }
+            }
+        )
+    )
+
+
+def _tail(text: str, limit: int = 1200) -> str:
+    text = text.strip()
+    if len(text) <= limit:
+        return text
+    return text[-limit:]
+
+
+def _build_pre_commit_commands(root: Path) -> list[list[str]]:
+    return [
+        [sys.executable, "-m", "unittest", "discover", "-s", "scripts", "-p", "test_*.py"],
+        [sys.executable, "scripts/validate_workspace.py"],
+    ]
+
+
+def _run_checks(root: Path) -> str | None:
+    for command in _build_pre_commit_commands(root):
+        result = subprocess.run(command, cwd=root, capture_output=True, text=True)
+        if result.returncode != 0:
+            details = _tail(result.stdout + "\n" + result.stderr)
+            label = " ".join(command)
+            if details:
+                return f"{label} failed:\n{details}"
+            return f"{label} failed with exit code {result.returncode}."
+
+    return None
+
+
+def main() -> int:
+    try:
+        payload = json.load(sys.stdin)
+    except json.JSONDecodeError:
+        return 0
+
+    command = payload.get("tool_input", {}).get("command", "")
+    if not isinstance(command, str) or not _is_git_commit(command):
+        return 0
+
+    cwd = Path(payload.get("cwd") or Path.cwd())
+    root = _repo_root(cwd)
+    failure = _run_checks(root)
+    if failure:
+        _deny(f"PRE-COMMIT CHECKS: {failure}")
+
+    return 0
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())