An error that occurred during the resolution process
An error caused by attempting to fulfil a dependency that was circular
@note This exception will be thrown iff a {Vertex} is added to a
{DependencyGraph} that has a {DependencyGraph::Vertex#path_to?} an
existing {DependencyGraph::Vertex}
Delegates all {Gem::Resolver::Molinillo::SpecificationProvider} methods to a ‘#specification_provider` property.
An action that modifies a {DependencyGraph} that is reversible. @abstract
A specific resolution from a given {Resolver}
Delegates all {Gem::Resolver::Molinillo::ResolutionState} methods to a ‘#state` property.
Indicates a problem with the DNS request.
A generic resource abstract class.