Plated Json

PlatedExample.scala

import io.circe.Json
import io.circe.optics.all._
import io.circe.parse.parse
import monocle.Iso
import monocle.function.Plated
import monocle.function.all._

object PlatedExample extends App {
  val json =
    """{
      |  "name" : "john",
      |  "age" : 24,
      |  "other" : {
      |    "name" : "robert",
      |    "age"  : 12
      |  }
      |}
    """.stripMargin

  val doc: Json = parse(json).getOrElse(Json.empty)

  universe(doc)
    .map(_.asObject.flatMap(_("name")))
    .collect{case Some(a) => a }
    .foreach(println)  
  // "john" 
  // "robert"
}