Module hint

Facility for error-hinting

Modules

seal 🔒

non-public module, to implement a “sealed” trait.

Macros

hintable_impl 🔒

Declare one or more error types as having hints.

Traits

HintableError

An error that can provide additional information about how to solve itself.

HintableErrorImpl 🔒

Trait for an error that can provide a hint directly.

Functions

best_hint 🔒

Return the best hint possible from err, by looking for the first error in the chain defined by err and its sources that provides a value for HintableErrorImpl::hint.

downcast_to_hintable_impl 🔒

If possible, downcast this StdError to one of the implementations of HintableErrorImpl.