1.10.0[−][src]Function std::panic::take_hook
ⓘImportant traits for Box<I>
pub fn take_hook() -> Box<dyn Fn(&PanicInfo) + Sync + Send + 'static>
Unregisters the current panic hook, returning it.
See also the function set_hook
.
If no custom hook is registered, the default hook will be returned.
Panics
Panics if called from a panicking thread.
Examples
The following will print "Normal panic":
use std::panic; panic::set_hook(Box::new(|_| { println!("Custom panic hook"); })); let _ = panic::take_hook(); panic!("Normal panic");Run