Crate roopes_derive 

This crate implements macros supporting some patterns:

• Builder
• Visitor

Derive Macros

Builder

Creates a new type on the specified struct, which allows fields to be set one at a time. The new builder type’s name is the specified type, appended with “Builder”.

PubSub

Creates a Publisher and Subscriber for the given message type.

Visitor

Creates a new trait for user code to implement on the specified enum. This trait requires implementors to implement handlers for all the specified variants in the given enum.