pureconfig-configreader-example

PureconfigConfigReader.scala

  implicit val awsConfigReader: ConfigReader[AWSConfig] = ConfigReader.fromCursor[AWSConfig] { cur =>
    for {
      objCur            <- cur.asObjectCursor
      maxConnections    <- objCur.atKey("max-connections")
      maxConnectionsInt <- maxConnections.asInt
      maxErrorRetry     <- objCur.atKey("max-error-retry")
      maxErrorRetryInt  <- maxErrorRetry.asInt
      endpoint          <- objCur.atKey("endpoint")
      endpointStr       <- endpoint.asString
      region            <- objCur.atKey("region")
      regionStr         <- region.asString
    } yield BaseAWSConfig(
      maxConnections = Option(maxConnectionsInt),
      maxErrorRetry = Option(maxErrorRetryInt),
      endpoint = Option(endpointStr),
      region = Option(regionStr).map(Regions.fromName)
    )
  }