wvlet.airframe.surface.Union.scala Maven / Gradle / Ivy

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A library for extracting object structure surface

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/*
 * 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 wvlet.airframe.surface

/**
  * Union types
  */
trait Union {

  /**
    * Return the element class
    */
  def getElementClass: Class[_]
}
trait Union2[A, B]    extends Union
trait Union3[A, B, C] extends Union