rust/tests/ui/feature-gates/feature-gate-coroutines.rs
Oli Scherer aef0f4024a Error on using yield without also using #[coroutine] on the closure
And suggest adding the `#[coroutine]` to the closure
2024-04-24 08:05:29 +00:00

21 lines
672 B
Rust

//@ revisions: e2024 none
//@[e2024] compile-flags: --edition 2024 -Zunstable-options
fn main() {
yield true; //~ ERROR yield syntax is experimental
//~^ ERROR yield expression outside of coroutine literal
//[none]~^^ ERROR yield syntax is experimental
//~^^^ ERROR `yield` can only be used
let _ = || yield true; //~ ERROR yield syntax is experimental
//[none]~^ ERROR yield syntax is experimental
//~^^ ERROR `yield` can only be used
}
#[cfg(FALSE)]
fn foo() {
// Ok in 2024 edition
yield; //[none]~ ERROR yield syntax is experimental
yield 0; //[none]~ ERROR yield syntax is experimental
}