class Bundler::Resolver::SpecGroup

def __dependencies
  @dependencies ||= begin
    dependencies = {}
    ALL.each do |p|
      if spec = @specs[p]
        dependencies[p] = []
        spec.dependencies.each do |dep|
          next if dep.type == :development
          dependencies[p] << DepProxy.new(dep, p)
        end
      end
    end
    dependencies
  end
end