Module coroutine 

Coroutine contract shared by every Gmail exchange.

Defines the GmailCoroutine trait, its GmailYield and GmailCoroutineState companions, and the gmail_try! macro (the coroutine equivalent of ?).

Enums

GmailCoroutineState

Progress of a coroutine after a resume: either an I/O request the caller must fulfill, or the terminal value.

GmailYield

The I/O request a coroutine yields: read bytes from the stream, or write the given bytes to it.

Traits

GmailCoroutine

A resumable, I/O-free Gmail operation.