aml4s-snake_3.0.3.0.source-code.package.scala Maven / Gradle / Ivy

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/*
 * Copyright 2023 Hossein Naderi
 *
 * 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 dev.hnaderi.yaml4s

package object snakeyaml {
  private[snakeyaml] implicit class CatsEitherOps[A, B](
      private val eab: Either[A, B]
  ) extends AnyVal {
    def leftMap[C](f: A => C): Either[C, B] =
      eab match {
        case Left(a)      => Left(f(a))
        case r @ Right(_) => r.asInstanceOf[Either[C, B]]
      }
  }
}