routes.scala

import io.finch._
import io.finch.syntax._
import shapeless._
import scala.language.existentials

trait Route {
  private object base extends Endpoint[HNil] {
    def apply(input: Input): Endpoint.Result[HNil] = EndpointResult.NotMatched
  }
  
  def endpoints: Endpoint[_] = base
}

trait Foo extends Route { 
  override def endpoints = get("foo") :+: super.endpoints 
}

trait Bar extends Route { 
  override def endpoints = get("bar") :+: super.endpoints 
}

object api extends Foo with Bar

api.endpoints(Input.get("/"))     // NotMatched
api.endpoints(Input.get("/foo")) // Matched
api.endpoints(Input.get("/bar")) // Matched


//