class Bundler::Plugin::Installer

def install(names, options)
  check_sources_consistency!(options)
  version = options[:version] || [">= 0"]
  if options[:git]
    install_git(names, version, options)
  elsif options[:local_git]
    install_local_git(names, version, options)
  else
    sources = options[:source] || Gem.sources
    install_rubygems(names, version, sources)
  end
end