"There's already an encoding for type '$type'"
        }
        val codecForAny = codec.uncheckedCast<Codec<Any>>()
        val encodingProducer = producerForSubtypesOf(type, codecForAny)
        bind(encodingProducer, codecForAny)
    }

    fun <T> bind(codec: T) where T : EncodingProducer, T : Decoding =
        bind(codec, codec)