org.http4s.DecodeResult.scala Maven / Gradle / Ivy

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Core http4s library for servers and clients

There is a newer version: 1.0.0-M43

/*
 * Copyright 2013 http4s.org
 *
 * 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.http4s

import cats.Applicative
import cats.Functor
import cats.data.EitherT

object DecodeResult {
  def apply[F[_], A](fa: F[Either[DecodeFailure, A]]): DecodeResult[F, A] =
    EitherT(fa)

  def success[F[_], A](fa: F[A])(implicit F: Functor[F]): DecodeResult[F, A] =
    EitherT.right[DecodeFailure](fa)

  def successT[F[_], A](a: A)(implicit F: Applicative[F]): DecodeResult[F, A] =
    EitherT.rightT[F, DecodeFailure](a)

  def failure[F[_], A](fe: F[DecodeFailure])(implicit F: Functor[F]): DecodeResult[F, A] =
    EitherT.left[A](fe)

  def failureT[F[_], A](e: DecodeFailure)(implicit F: Applicative[F]): DecodeResult[F, A] =
    EitherT.leftT[F, A](e)
}