DO NOT use this in the production environment.
This is only for learning purpose. It is designed and developed according to the official coroutine framework kotlinx.coroutines to make it easier to understand.
If you are interested in the theories of Kotlin coroutines, just play with this project.
《深入理解 Kotlin 协程》 第 5 章 Kotlin 协程框架开发初探 当中对此框架的实现做了详细介绍。