A Practical Intro to Macros in Rust 1.0 One feature of Rust that I'm rather enamoured with is its macro system. Known as "macro by example" (MBE) or sometimes referred to as macro_rules, it provides you with an impressive amount of power whilst not allowing for the sort of evil tricks you can pull in C/C++. The purpose of this article is to go through the process by which I wrote one particular ma