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#![feature(generators, generator_trait)]
#![allow(unused_assignments)]
use std::ops::{Generator, GeneratorState};
use std::pin::Pin;
fn main() {
let mut generator = || {
yield 1;
return "foo"
};
match Pin::new(&mut generator).resume(()) {
GeneratorState::Yielded(1) => {}
_ => panic!("unexpected value from resume"),
}
match Pin::new(&mut generator).resume(()) {
GeneratorState::Complete("foo") => {}
_ => panic!("unexpected value from resume"),
}
let mut generator = || {
yield 1;
yield 2;
yield 3;
return "foo"
};
match Pin::new(&mut generator).resume(()) {
GeneratorState::Yielded(1) => {}
_ => panic!("unexpected value from resume"),
}
match Pin::new(&mut generator).resume(()) {
GeneratorState::Yielded(2) => {}
_ => panic!("unexpected value from resume"),
}
}
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