18 lines
413 B
Rust
18 lines
413 B
Rust
use std::fmt::{Display, Error, Formatter};
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// This test case exercises std::sys_common::remutex::ReentrantMutex
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// by calling println!() from inside fmt
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struct InterruptingCow;
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impl Display for InterruptingCow {
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fn fmt(&self, _f: &mut Formatter<'_>) -> Result<(), Error> {
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println!("Moo");
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Ok(())
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}
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}
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fn main() {
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println!("\"Knock knock\" \"Who's {} there?\"", InterruptingCow);
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}
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