Trait Failure

Source

pub trait Failure:
    Sized
    + Error
    + Send
    + Sync
    + 'static {
    type Rejection: Rejection;
    type Lanes: LaneProfile;

    // Required methods
    fn into_fail(self) -> Fail<Self::Rejection, Self::Lanes>;
    fn from_fail(f: Fail<Self::Rejection, Self::Lanes>) -> Self;
    fn as_fail(&self) -> &Fail<Self::Rejection, Self::Lanes>;

    // Provided methods
    fn lane(&self) -> Lane { ... }
    fn is_transient(&self) -> bool { ... }
}

Expand description

Implemented by per-crate carrier newtypes, typically via #[derive(errlanes::Failure)]. Generic machinery (retry, boundary recorders) is written against this, not against Fail<D, L> directly.