Kodeinから始めるDI [1] ( for Android ) ref: https://qiita.com/Hunachi/items/4ab0de34ff9fad6b4481

constant.kt

val kodein = Kodein{
   constant("koya") with 10
   constant("shujin") with "Hunachi marunosuke" 
}

eager-singleton.kt

val kodein = Kodein{
   bind<Egg> with eagerSingleton{Niwatori().born()}
}

factory-kodein.kt

val kodein = Kodein{
    bind<Hiyoko> with factory{parent: Niwatori -> Hiyoko(parent)}
}

hoge.kt

bind<Hiyoko> with multiton{hoge: Int -> (hoge, instance(), instance("koyo"))}

instance.kt

val kodein = Kodein{
   bind<Hina> with instance(EggAdapter.bone())
}

multition.kt

val kodein = Kodein{
   bind<Hiyoko> with factory{parentName: String-> Hiyoko(parent)}
}

//ここの書き方については後述，
val hiyoko: Hiyoko = with("Niwatori").kodein.instance()
val hakutyou: Hiyoko = with("Hakutyo").kodein.instance()
val hiyoko2: Hiyoko = with("Niwatori").kodein.instance()

//hiyokoとhiyoko2は同じインスタンス．hakutyouは別のインスタンス．

provider-kodein.kt

val kodein = Kodein{
    bind<Niwatori> with provider{Niwatori()}
}

refsingleton.kt

val kodein = Kodein{
   //softReference
   bind<Niwatori> with refSingleton(softReference){Niwatori()}
   //threadLocal
   bind<Hiyoko> with refSingleton(threadLocal){Hiyoko()}
}

scopedsingleton.kt

val kodein = Kodein{
   //scopedSingletonの例のみ
   bind<Torinuku> with scopedSingleton(androidContextScope){Toriniku(it as Niwatori)}
}

singleton-kodein.kt

val kodein = Kodein{
  bind<Farm> with singleton{Farm()}
}

taggedbinding.kt

val kodein = Kodein{
   //呼び出す時にTagを"Hokkaido"に指定すると，上の分でbindされたインスタンスが返ってくる．
   bind<Hiyoko>("Hokkaido") with provider{Hiyoko("samui")}
   bind<Hiyoko>("Kagoshima") with provider{Hiyoko()}
}