modify documents

scripts/hooks/stop_validation.py

@@ -20,6 +20,7 @@ from msvc_harness.discovery import DiscoveryError, discover_project
 from msvc_harness.models import ProjectKind
 from msvc_harness.process import ValidationFailure, execute_plan
 from msvc_harness.toolchain import ToolchainError, discover_toolchain
+from hooks.validation_scope import is_document_only_turn
 
 
 REENTRY_ENV = "CODEX_STOP_VALIDATION_ACTIVE"
@@ -112,9 +113,8 @@ def _emit_stop_response(message: str) -> None:
     print(
         json.dumps(
             {
-                "continue": False,
-                "stopReason": message,
-                "systemMessage": message,
+                "decision": "block",
+                "reason": message,
             },
             ensure_ascii=False,
         )
@@ -125,16 +125,36 @@ def main(*, run=subprocess.run, clock=time.monotonic) -> int:
     if os.environ.get(REENTRY_ENV) == "1":
         return 0
 
+    try:
+        raw_payload = sys.stdin.read()
+        payload = json.loads(raw_payload) if raw_payload.strip() else {}
+        if not isinstance(payload, dict):
+            raise TypeError("hook input must be a JSON object")
+        cwd = payload.get("cwd")
+        if cwd is not None and not isinstance(cwd, str):
+            raise TypeError("hook cwd must be a string")
+        stop_hook_active = payload.get("stop_hook_active", False)
+        if not isinstance(stop_hook_active, bool):
+            raise TypeError("stop_hook_active must be a boolean")
+    except (json.JSONDecodeError, TypeError) as exc:
+        _emit_stop_response(f"validation hook input rejected: {exc}")
+        return 0
+
+    if stop_hook_active:
+        return 0
+
     deadline = clock() + TOTAL_TIMEOUT_SECONDS
     try:
         root = _project_root(
-            Path.cwd(),
+            Path(cwd or Path.cwd()),
             deadline=deadline,
             run=run,
             clock=clock,
         )
+        if is_document_only_turn(payload, root):
+            return 0
         ok, message = run_validations(root, deadline=deadline, clock=clock)
-    except (OSError, ValidationFailure) as exc:
+    except Exception as exc:
         _emit_stop_response(f"validation hook failed: {exc}")
         return 0