mirror of https://github.com/rust-lang/rust
24 lines
473 B
Rust
24 lines
473 B
Rust
//@ run-pass
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#![feature(coroutines, coroutine_trait, stmt_expr_attributes)]
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use std::ops::{Coroutine, CoroutineState};
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use std::pin::Pin;
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fn main() {
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let _coroutine = #[coroutine]
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|| {
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let mut sub_coroutine = #[coroutine]
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|| {
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yield 2;
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};
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match Pin::new(&mut sub_coroutine).resume(()) {
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CoroutineState::Yielded(x) => {
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yield x;
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}
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_ => panic!(),
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};
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};
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}
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