Beginner question: how to port a class hierarchy

[jumpnbrownweasel]

Rust truly has no implementation inheritance so you really do need to switch to composition. It is not unusual that an existing design cannot be ported to Rust. This earlier thread may help:

Port C++ base class/inherited class code to Rust

I am new to Rust and used to learn programming by writing code for my own little project. I tried to port C++ code to Rust but have not find an appropriate way. I have different instruments wtih serial port communication. In C++, I created a base class Device which is inherited from CWinThread. The base class Device implemented serial port communication. i.e. Once the object is created, it starts a thread loop. while (bLoop) { // Always check if the port is still open if(bOpen != …