syntax = "proto2"; package kotlinx.serialization.protobuf.schema.generator; // serial name 'kotlinx.serialization.protobuf.schema.GenerationTest.AbstractHolder' message AbstractHolder { required KotlinxSerializationPolymorphic abs = 1; } // This message was generated to support polymorphic types and does not present in Kotlin. message KotlinxSerializationPolymorphic { required string type = 1; required bytes value = 2; }