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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-19 09:26:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-19 09:26:03 +0000
commit9918693037dce8aa4bb6f08741b6812923486c18 (patch)
tree21d2b40bec7e6a7ea664acee056eb3d08e15a1cf /tests/coverage/async_block.coverage
parentReleasing progress-linux version 1.75.0+dfsg1-5~progress7.99u1. (diff)
downloadrustc-9918693037dce8aa4bb6f08741b6812923486c18.tar.xz
rustc-9918693037dce8aa4bb6f08741b6812923486c18.zip
Merging upstream version 1.76.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/coverage/async_block.coverage')
-rw-r--r--tests/coverage/async_block.coverage37
1 files changed, 37 insertions, 0 deletions
diff --git a/tests/coverage/async_block.coverage b/tests/coverage/async_block.coverage
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+ LL| |#![feature(coverage_attribute)]
+ LL| |#![feature(noop_waker)]
+ LL| |// edition: 2021
+ LL| |
+ LL| 1|fn main() {
+ LL| 17| for i in 0..16 {
+ ^16
+ LL| 16| let future = async {
+ LL| 16| if i >= 12 {
+ LL| 4| println!("big");
+ LL| 12| } else {
+ LL| 12| println!("small");
+ LL| 12| }
+ LL| 16| };
+ LL| 16| executor::block_on(future);
+ LL| 16| }
+ 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 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| |}
+