elements

type Adder struct {
	*polymer.Proto

	Addends []string `polymer:"bind"`
	Sum     int      `polymer:"bind"`
	Error   string   `polymer:"bind"`

	Create chan *polymer.Event `polymer:"handler"`
	Delete chan *polymer.Event `polymer:"handler"`
	Submit chan *polymer.Event `polymer:"handler"`
}

type RouterType struct {
	*polymer.BindProto

	Route string `polymer:"bind"`
}