module AnyCable::BroadcastAdapters

def lookup_adapter(args)
  adapter, options = Array(args)
  path_to_adapter = "anycable/broadcast_adapters/#{adapter}"
  adapter_class_name = adapter.to_s.split("_").map(&:capitalize).join
  unless BroadcastAdapters.const_defined?(adapter_class_name, false)
    begin
      require path_to_adapter
    rescue LoadError => e
      # We couldn't require the adapter itself.
      if e.path == path_to_adapter
        raise e.class, "Couldn't load the '#{adapter}' broadcast adapter for AnyCable",
          e.backtrace || []
      # Bubbled up from the adapter require.
      else
        raise e.class, "Error loading the '#{adapter}' broadcast adapter for AnyCable",
          e.backtrace || []
      end
    end
  end
  options ||= {}
  BroadcastAdapters.const_get(adapter_class_name, false).new(**options)
end