4u.meteor-dynosaur_2.12.1.0.69.source-code.conversions.scala Maven / Gradle / Ivy
package meteor.dynosaur
package formats
import cats.implicits._
import dynosaur.{DynamoValue, Schema}
import meteor.codec.Codec
import meteor.errors.DecoderError
import software.amazon.awssdk.services.dynamodb.model.AttributeValue
object conversions {
implicit def schemaToCodec[A](implicit schema: Schema[A]): Codec[A] = {
new Codec[A] {
override def write(a: A): AttributeValue = {
schema.write(a).fold(
e => throw e,
_.value
)
}
override def read(av: AttributeValue): Either[DecoderError, A] = {
val dv = DynamoValue(av)
schema.read(dv).leftMap { err =>
DecoderError(err.getMessage, err.getCause.some)
}
}
}
}
}