--- flow/include/flow/Traceable.h.orig 2025-07-02 21:14:39 UTC +++ flow/include/flow/Traceable.h @@ -255,8 +255,7 @@ struct FormatUsingTraceable : fmt::formatter struct FormatUsingTraceable : fmt::formatter { - template - auto format(const T& val, FormatContext& ctx) { + auto format(const T& val, fmt::format_context& ctx) const { return fmt::formatter::format(Traceable::toString(val), ctx); } };