Rust generators (genawaiter)

generators.rs

use genawaiter::{sync::gen, yield_, GeneratorState};

let gen = gen!({
  yield_!(1);
  yield_!(2);
  yield_!(3);
  4
});

assert_eq!(gen.resume(), GeneratorState::Yielded(1));
assert_eq!(gen.resume(), GeneratorState::Yielded(2));
assert_eq!(gen.resume(), GeneratorState::Yielded(3));
assert_eq!(gen.resume(), GeneratorState::Complete(4));