IdentityResolver
IdentityResolver.swift:17protocol IdentityResolverprotocol IdentityResolverimport PackageModelfunc mappedIdentity(for identity: PackageIdentity) throws -> PackageIdentity func mappedLocation(for location: String) -> String func resolveIdentity(for path: AbsolutePath) throws -> PackageIdentity func resolveIdentity(for url: SourceControlURL) throws -> PackageIdentity func resolveIdentity(for packageKind: PackageReference.Kind) throws -> PackageIdentity