org.scanamo.ScanamoSync.scala Maven / Gradle / Ivy
/*
* Copyright 2019 Scanamo
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.scanamo
import cats.{ ~>, Id }
import org.scanamo.ops.*
import software.amazon.awssdk.services.dynamodb.DynamoDbClient
/** Provides a simplified interface for reading and writing case classes to DynamoDB
*
* To avoid blocking, use [[org.scanamo.ScanamoAsync]]
*/
final class Scanamo private (client: DynamoDbClient) extends ScanamoClient(new ScanamoSyncInterpreter(client)) {
override def exec[A](op: ScanamoOps[A]): A = super.exec(op) // overridden to explicitly return `A` rather than `Id[A]`
}
object Scanamo {
def apply(client: DynamoDbClient): Scanamo = new Scanamo(client)
val ToList: Id ~> List = new (Id ~> List) {
def apply[A](fa: Id[A]): List[A] = fa :: Nil
}
val ToStream: Id ~> Stream = new (Id ~> Stream) {
def apply[A](fa: Id[A]): Stream[A] = Stream(fa)
}
}