An advantage.

Note: this is a work in progress. View the canonical, rendered version. This book is an attempt to distil the Rust community's collective knowledge of Rust macros. As such, both additions (in the form ...

This assignment will focus on macros. Your goal is to implement a macro for deriving builders for structs. This task is taken from David Tolnay's macro workshop. You can find some useful tips there.

2 February 2026, London: 21shares, a leading global provider of crypto ETPs, is pleased to announce the appointment of Stephen Coltman as Head of Macro, effective at the beginning of February. This ...