Generates a index files for use as a gem server.
See ‘gem help generate_index`
Installs RubyGems itself. This command is ordinarily only available from a RubyGems checkout or tarball.
Raised when there is an error while building extensions.
A FetchError exception wraps up the various possible IO and HTTP failures that could happen while downloading from the internet.
A FetchError that indicates that the reason for not being able to fetch data was that the host could not be contacted
Raised when a bad requirement is encountered
The global rubygems pool, available via the rubygems.org API. Returns instances of APISpecification.