Package fsm defines a generic, finite state machine in Go that is extremely simple and type-safe.

Package option defines a generic option type as a way of representing "nothingness" or "something" in a type-safe way.

Package threadsafe defines generic, threadsafe analogues of common data structures in Go such as maps, slices, and sets for use in BOLD with an intuitive API.

Reverse a generic slice.

Trunc truncates a byte slice to 4 bytes and pretty-prints as a hex string.