Release 0.9.0 of expected lite introduces marking expected and bad_expected_access as [[nodiscard]] at default. This behaviour can be controlled via nsel_CONFIG_NO_NODISCARD, see section Configuration. See also Mark as [[nodiscard]] over at nonstd-lite project.

It contains the following:

Additions

• Add configuration nsel_CONFIG_NO_NODISCARD (#74, thanks @Quuxplusone).
• Add configuration nsel_CONFIG_WIN32_LEAN_AND_MEAN (#69, thanks @No-needto-recall).

Changes

• Mark expected and bad_expected_access as [[nodiscard]] (default) (#74, thanks @Quuxplusone)
• Target all versions of value() for suppression of MSVC warning C4702 (#81, thanks @rconde01).
• Increment minimum required CMake version to 3.15 of 2020 (#71, thanks @oschonrock).
• Remove unsupported C++98, C++03 from compilation script.
• Introduce std11::addressof (#70, thanks @DNKpp).
• In Readme, update sections 'Algorithms for unexpected_type' and A.2 'Expected lite test specification' (#67).
• Update in-place version of make_unexpected, add it for use with std::expected, add test (#67).
• Add inplace version of make_unexpected (#68, thanks @Leonezz).

Fixes

• Readme: Fix link to license (#78, thanks @dennisschagt).
• Fix failing MSVC build on GitHub Actions (#80, thanks @striezel).
• Fix failing Clang builds on GitHub Actions (#79, thanks @striezel).
• Fix Expected transform (#76, thanks @gogagum).
• Only use [[maybe_unused]] with C++17 and later (#73).
• Silence Visual C++ warning 'discarded return value' in expected.t.cpp(1347) (#74, thanks @Quuxplusone).
• Replace deprecated .value() usage within expected's own code (#73, thanks @Quuxplusone).
• Silence Clang warnings about unused variables. NFC (#73, thanks @Quuxplusone).
• Make sure nsel_CONFIG_WIN32_LEAN_AND_MEAN and nsel_CONFIG_NO_EXCEPTIONS_SEH are defined (#69, thanks @Leonezz).
• In in-place make_unexpected(), return unexpected created via std::move() (#67, thanks @Leonezz).

Full Changelog: v0.8.0...v0.9.0