@!visibility private
Provides information about specifcations and dependencies to the resolver, allowing the {Resolver} class to remain generic while still providing power and flexibility.
This module contains the methods that users of Gem::Resolver::Molinillo
must to implement, using knowledge of their own model classes.
Delegates
all {Gem::Resolver::Molinillo::ResolutionState} methods to a ‘#state` property.
Delegates
all {Gem::Resolver::Molinillo::SpecificationProvider} methods to a ‘#specification_provider` property.