tests/ui/generator/generator-resume-after-panic.rs


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// run-fail
// needs-unwind
// error-pattern:generator resumed after panicking
// ignore-emscripten no processes

// Test that we get the correct message for resuming a panicked generator.

#![feature(generators, generator_trait)]

use std::{
    ops::Generator,
    pin::Pin,
    panic,
};

fn main() {
    let mut g = || {
        panic!();
        yield;
    };
    panic::catch_unwind(panic::AssertUnwindSafe(|| {
        let x = Pin::new(&mut g).resume(());
    }));
    Pin::new(&mut g).resume(());
}