class Gem::Resolver::VendorSet

def pretty_print(q) # :nodoc:
  q.group 2, "[VendorSet", "]" do
    next if @directories.empty?
    q.breakable
    dirs = @directories.map do |spec, directory|
      "#{spec.full_name}: #{directory}"
    end
    q.seplist dirs do |dir|
      q.text dir
    end
  end
end