[−][src]Crate maybe_unwind
A wrapper of catch_unwind
that also captures the panic information.
The main purpose of this library is to provide a utility for capturing the error information from assetion macros in custom test libraries.
Example
use maybe_unwind::maybe_unwind; std::panic::set_hook(Box::new(|info| { maybe_unwind::capture_panic_info(info); })); if let Err(unwind) = maybe_unwind(|| do_something()) { eprintln!("payload = {:?}", unwind.payload()); eprintln!("location = {:?}", unwind.location()); }
Structs
Location | The information about the location of an unwinding panic. |
MaybeUnwind | A future for the |
Unwind | The captured information about an unwinding panic. |
Traits
FutureMaybeUnwindExt | An extension trait for |
Functions
capture_panic_info | Capture the panic information. |
maybe_unwind | Invokes a closure, capturing the cause of an unwinding panic if one occurs. |