C++20 is feature-complete

I wonder what was this tweet about.

C++20 -= Contracts perhaps?

Cologne trip reports

• Herb Sutter - Reddit
• Bryce Lelbach - On the proposed coroutine keywords - On std::web_view [1] - On the constinit keyword - On the spaceship operator

std::format in C++20

http://www.zverovich.net/2019/07/23/std-format-cpp20.html

https://www.reddit.com/r/cpp/comments/cgqo14/stdformat_in_c20/

Contracts while we wait

• https://github.com/alexeiz/contract: header-only, C++11, BSL-1.0, uses Waf build system, supports GCC and Clang
• https://github.com/FelixPetriconi/contract_light: C++11, BSL-1.0, uses CMake, GTest (included)

• Boost.Contract (1.67+)

  • Docs
  • https://github.com/boostorg/contract

Why std::expected is not in the standard yet?

https://www.reddit.com/r/cpp/comments/c75ipk/why_stdexpected_is_not_in_the_standard_yet_is_it/

• std::expected https://github.com/TartanLlama/expected
• Boost Outcome https://www.boost.org/doc/libs/1_70_0/libs/outcome/doc/html/index.html
• Outcome without Boost https://ned14.github.io/outcome/
• Leaf https://github.com/zajo/leaf

Microsoft to explore using Rust

https://www.zdnet.com/article/microsoft-to-explore-using-rust/

https://www.reddit.com/r/cpp/comments/cegbhj/microsoft_looking_into_rust_as_an_alternative_to_c/

Reddit

Vittorio Romeo: