rust/tests/run-coverage/yield.rs
Zalathar 8d91e71e9a Various trivial formatting fixes in run-coverage tests
These changes were made by manually running `rustfmt` on all of the test files,
and then manually undoing all cases where the original formatting appeared to
have been deliberate.

  `rustfmt +nightly --config-path=/dev/null --edition=2021 tests/run-coverage*/**/*.rs`
2023-08-26 14:35:34 +10:00

38 lines
933 B
Rust

#![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"),
}
}