Trait PanicPayload
pub trait PanicPayload: DisplayAn internal trait used by std to pass data from std to panic_unwind and
other panic runtimes. Not intended to be stabilized any time soon, do not
use.
Required Methods
fn take_box(&mut self) -> Box<dyn Any + Send>Take full ownership of the contents.
After this method got called, only some dummy default value is left in
self. Calling this method twice, or callinggetafter calling this method, is an error.The argument is borrowed because the panic runtime (
__rust_start_panic) only gets a borroweddyn PanicPayload.fn get(&mut self) -> &dyn Any + SendJust borrow the contents.
Provided Methods
fn as_str(&mut self) -> Option<&str>Tries to borrow the contents as
&str, if possible without doing any allocations.