Major fixes and new features

venv/lib/python3.12/site-packages/mypyc/crash.py

@@ -0,0 +1,31 @@
+from __future__ import annotations
+
+import sys
+import traceback
+from contextlib import contextmanager
+from typing import Iterator, NoReturn
+
+
+@contextmanager
+def catch_errors(module_path: str, line: int) -> Iterator[None]:
+    try:
+        yield
+    except Exception:
+        crash_report(module_path, line)
+
+
+def crash_report(module_path: str, line: int) -> NoReturn:
+    # Adapted from report_internal_error in mypy
+    err = sys.exc_info()[1]
+    tb = traceback.extract_stack()[:-4]
+    # Excise all the traceback from the test runner
+    for i, x in enumerate(tb):
+        if x.name == "pytest_runtest_call":
+            tb = tb[i + 1 :]
+            break
+    tb2 = traceback.extract_tb(sys.exc_info()[2])[1:]
+    print("Traceback (most recent call last):")
+    for s in traceback.format_list(tb + tb2):
+        print(s.rstrip("\n"))
+    print(f"{module_path}:{line}: {type(err).__name__}: {err}")
+    raise SystemExit(2)