Expand description
An error type library for applications.
This crate contains two primary items:
Failrepresents failures. This not implementsstd::error::Error.Erroris a wrapper forFailthat implementsstd::error::Error.
FailExt is supprting trait. It helps to handling Result and Option.
Macros§
- raise
- Macro to format and return
Err(Fail::new(..)).
Structs§
Traits§
- FailExt
- A support trait for implementing rich error message.