Type Alias ErrorTree 

pub type ErrorTree = DerivationTree<PubGrubPackage, Range<Version>, UnavailableReason>;

Aliased Type

pub enum ErrorTree {
    External(External<PubGrubPackage, Ranges<Version>, UnavailableReason>),
    Derived(Derived<PubGrubPackage, Ranges<Version>, UnavailableReason>),
}

Variants

External(External<PubGrubPackage, Ranges<Version>, UnavailableReason>)

External incompatibility.

Derived(Derived<PubGrubPackage, Ranges<Version>, UnavailableReason>)

Incompatibility derived from two others.