Function std::thread::panicking 1.0.0
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[src]
pub fn panicking() -> bool
Determines whether the current thread is unwinding because of panic.
Examples
fn main() { use std::thread; struct SomeStruct; impl Drop for SomeStruct { fn drop(&mut self) { if thread::panicking() { println!("dropped while unwinding"); } else { println!("dropped while not unwinding"); } } } { print!("a: "); let a = SomeStruct; } { print!("b: "); let b = SomeStruct; panic!() } }use std::thread; struct SomeStruct; impl Drop for SomeStruct { fn drop(&mut self) { if thread::panicking() { println!("dropped while unwinding"); } else { println!("dropped while not unwinding"); } } } { print!("a: "); let a = SomeStruct; } { print!("b: "); let b = SomeStruct; panic!() }