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(mut future: F) -> F::Output { LL| | let mut future = pin!(future); LL| | let waker = Waker::noop(); LL| | let mut context = Context::from_waker(&waker); LL| | LL| | loop { LL| | if let Poll::Ready(val) = future.as_mut().poll(&mut context) { LL| | break val; LL| | } LL| | } LL| | } LL| |}