nixos-rebuild-ng: improve assertion for unreachable code

2024-12-14 14:03:21 +00:00
parent 11bbfac1c9
commit 38c8c39b6d
1 changed files with 6 additions and 2 deletions
@@ -404,10 +404,14 @@ def execute(argv: list[str]) -> None:
                        dry_run=dry_run,
                        **build_flags,
                    )
-                case m:
+                case never:
                    # should never happen, but mypy is not smart enough to
                    # handle this with assert_never
-                    raise NRError(f"invalid match for build: {m}")
+                    # https://github.com/python/mypy/issues/16650
+                    # https://github.com/python/mypy/issues/16722
+                    raise AssertionError(
+                        f"expected code to be unreachable, but got: {never}"
+                    )

            if not rollback:
                nix.copy_closure(