schrepfler/derivation

Derivation

A derivation library for scala 3 with annotation based configuration.

Usage

add library to your project as

libraryDependencies += "com.evolution" %% "evo-derivation-circe" % "{version}"

Then define your own type, deriving circe instances

import evo.derivation.*
import evo.derivation.circe.*


@SnakeCase
@Discriminator("type")
enum User derives Config, EvoCodec:
    case AuthorizedClient(@Rename("client_id") id: UUID, name: String)
    case Anonymous

Annotation reference

@SnakeCase

Transforms all the constructor and\or field names to the snake case

@Discriminator(name: String)

Defines discriminator field for serialization of sealed trait or enum

@Rename(name: String)

Renames single case class field or enum constructor

@Embed

Write\Reads all inner fields of some field on the upper level during serialization