Installations

import io.toonformat.toon4s._

val payload = Map(
  "users" -> Vector(
    Map("id" -> 1, "name" -> "Ada", "tags" -> Vector("reading", "gaming")),
    Map("id" -> 2, "name" -> "Bob", "tags" -> Vector("writing"))
  )
)

val toon = Toon.encode(payload, EncodeOptions(indent = 2)).fold(throw _, identity)
println(toon)
// users[2]{id,name,tags}:
//   1,Ada,[2]: reading,gaming
//   2,Bob,[1]: writing

val json = Toon.decode(toon).fold(throw _, identity)
println(json)