LL| |#![feature(coverage_attribute)] | |
LL| |#![feature(noop_waker)] | |
LL| |// edition: 2018 | |
LL| | | |
LL| 1|fn non_async_func() { | |
LL| 1| println!("non_async_func was covered"); | |
LL| 1| let b = true; | |
LL| 1| if b { | |
LL| 1| println!("non_async_func println in block"); | |
LL| 1| } | |
^0 | |
LL| 1|} | |
LL| | | |
LL| 1|async fn async_func() { | |
LL| 1| println!("async_func was covered"); | |
LL| 1| let b = true; | |
LL| 1| if b { | |
LL| 1| println!("async_func println in block"); | |
LL| 1| } | |
^0 | |
LL| 1|} | |
LL| | | |
LL| 1|async fn async_func_just_println() { | |
LL| 1| println!("async_func_just_println was covered"); | |
LL| 1|} | |
LL| | | |
LL| 1|fn main() { | |
LL| 1| println!("codecovsample::main"); | |
LL| 1| | |
LL| 1| non_async_func(); | |
LL| 1| | |
LL| 1| executor::block_on(async_func()); | |
LL| 1| executor::block_on(async_func_just_println()); | |
LL| 1|} | |
LL| | | |
LL| |mod executor { | |
LL| | use core::future::Future; | |
LL| | use core::pin::pin; | |
LL| | use core::task::{Context, Poll, Waker}; | |
LL| | | |
LL| | #[coverage(off)] | |
LL| | pub fn block_on<F: Future>(mut future: F) -> F::Output { | |
LL| | let mut future = pin!(future); | |
LL| | let mut context = Context::from_waker(Waker::noop()); | |
LL| | | |
LL| | loop { | |
LL| | if let Poll::Ready(val) = future.as_mut().poll(&mut context) { | |
LL| | break val; | |
LL| | } | |
LL| | } | |
LL| | } | |
LL| |} | |