Function run_noexcept_ast_check

ci/lint_cpp/run_all_checkers.py:563–606

Run the clang-query FL_NOEXCEPT ratchet used by default C++ lint.

(file_path: str | None = None)

def run_noexcept_ast_check(file_path: str | None = None) -> CheckerResults:
    """Run the clang-query FL_NOEXCEPT ratchet used by default C++ lint."""
    from ci.tools.check_noexcept import (
        DEFAULT_BASELINE,
        NoexceptCheckError,
        diff_against_baseline,
        find_missing_noexcept,
        load_baseline,
    )

    results = CheckerResults()

    scope = "all"
    rel_file: str | None = None
    if file_path is not None:
        rel_file = os.path.relpath(str(Path(file_path).resolve()), PROJECT_ROOT)
        rel_file = rel_file.replace("\\", "/")
        if rel_file.startswith("src/fl/"):
            scope = "fl"
        elif rel_file.startswith("src/platforms/"):
            scope = "platforms"
        elif rel_file.startswith("src/third_party/"):
            scope = "third_party"
        else:
            # Outside owned src scopes — nothing to check for this file.
            return results

    try:
        hits = find_missing_noexcept(scope)
    except NoexceptCheckError as exc:
        results.add_violation("ci/tools/check_noexcept.py", 0, str(exc))
        return results

    if rel_file is not None:
        hits = [hit for hit in hits if hit.path == rel_file]

    new_hits, _stale = diff_against_baseline(hits, load_baseline(DEFAULT_BASELINE))
    for hit in new_hits:
        abs_path = str(PROJECT_ROOT / hit.path)
        results.add_violation(
            abs_path, hit.line, f"Missing FL_NOEXCEPT: {hit.line_text}"
        )

    return results


@dataclass(frozen=True)