serval.Serval.scala Maven / Gradle / Ivy
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/*
* Copyright 2023 serval
*
* 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 serval
import serval.read.{EnvRead, EnvLoadResult}
def load[T: EnvRead](values: Map[String, String]): Either[EnvLoadException, T] =
EnvRead[T].read(values) match {
case EnvLoadResult.Success(name, value) =>
Right(value)
case EnvLoadResult.Failure(error) =>
Left(EnvLoadException(error))
}
def loadOrThrow[T: EnvRead](values: Map[String, String]): T =
load[T](values).fold(throw _, identity)