fp

Functional Programming extensions to C++ for ROS projects.

Tutorials and API Documentation

Features

• Error type with enum and string
• Result<T> type is tl::expected<T, Error>
• format Result<T> and Error with fmt
• monadic bind overloaded operator|
• compose monadic functions
• lift functions that throw exceptions to returning Result<T>
• add [[nodiscard]] attribute to lambdas
• validation helper callables

Acknowledgements

• ABSL StatusOr
• Rust Result
• 'Functional Programming in C++' by Ivan Čukić