guide/example/example-poly-18.kt

// This file was automatically generated from polymorphism.md by Knit tool. Do not edit.
package example.examplePoly18

import kotlinx.serialization.*
import kotlinx.serialization.json.*

import kotlinx.serialization.modules.*

@Serializable
abstract class Project {
    abstract val name: String
}

@Serializable
data class BasicProject(override val name: String, val type: String): Project()

@Serializable
@SerialName("OwnedProject")
data class OwnedProject(override val name: String, val owner: String) : Project()

val module = SerializersModule {
    polymorphic(Project::class) {
        subclass(OwnedProject::class)
        default { BasicProject.serializer() }
    }
}

val format = Json { serializersModule = module }

fun main() {
    println(format.decodeFromString<List<Project>>("""
        [
            {"type":"unknown","name":"example"},
            {"type":"OwnedProject","name":"kotlinx.serialization","owner":"kotlin"} 
        ]
    """))
}