Creates a new extension builder for spec. If the spec does not yet have build arguments, saved, set build_args which is an ARGV-style array.
Creates a new DigestIO instance. Using ::wrap is recommended, see the ::wrap documentation for documentation of io and digests.
Creates a new old-format package reader for gem. Old-format packages cannot be written.
Creates a new TarHeader using vals
Creates a new TarReader on io and yields it to the block, if given.
Creates a new TarWriter, yielding it if a block is given
Creates a new GemDependencyAPI that will add dependencies to the Gem::RequestSet set based on the dependency API description in path.
Creates a new ActivationRequest that will activate spec. The parent request is used to provide diagnostics in case of conflicts.
Creates a new APISet that will retrieve gems from uri using the RubyGems API URL dep_uri which is described at guides.rubygems.org/rubygems-org-api
Creates a BestSet for the given sources or Gem::sources if none are specified. sources must be a Gem::SourceList.
Creates a new ComposedSet containing sets. Use Gem::Resolver::compose_sets instead.
Creates a new resolver conflict when dependency is in conflict with an already activated specification.