LEAF is a C++11 error handling library.

Official documentation: https://zajo.github.io/leaf/

Features:

• Header-only, no dependencies.
• No dynamic memory allocations (except when error objects are transported between threads).
• Any error-related object of any movable type is efficiently delivered to the correct error handler.
• Compatible with std::error_code, errno and any other error code type.
• Support for multi-thread programming.
• Can be used with or without exception handling.

Copyright (c) 2018-2019 Emil Dotchevski. Distributed under the Boost Software License, Version 1.0.

Please post questions and feedback on the Boost Developers Mailing List (LEAF is not part of Boost).