com.spotify.scio.coders.LowPriorityFallbackCoder.scala Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of scio-coders_2.11 Show documentation

Scio add-on for static Coder derivation

The newest version!

/*
 * Copyright 2016 Spotify AB.
 *
 * 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 com.spotify.scio.coders

trait LowPriorityFallbackCoder extends LowPriorityCoderDerivation {
  import language.experimental.macros
  def fallback[T](implicit lp: shapeless.LowPriority): Coder[T] =
    macro CoderMacros.issueFallbackWarning[T]
}