Struct PanicMessage
1.81.0 · Source
pub struct PanicMessage<'a> { /* private fields */ }Expand description
A message that was given to the panic!() macro.
The Display implementation of this type will format the message with the arguments
that were given to the panic!() macro.
See PanicInfo::message.
Source§
1.81.0 (const: 1.84.0) · Source
Gets the formatted message, if it has no arguments to be formatted at runtime.
This can be used to avoid allocations in some cases.
§Guarantees
For panic!("just a literal"), this function is guaranteed to
return Some("just a literal").
For most cases with placeholders, this function will return None.
See fmt::Arguments::as_str for details.