util.GetPlatform.scala Maven / Gradle / Ivy

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// Copyright (c) 2013-2020 Rob Norris and Contributors
// This software is licensed under the MIT License (MIT).
// For more information see LICENSE or https://opensource.org/licenses/MIT

package doobie.util

import scala.deriving.Mirror

trait GetPlatform:

  // Get is available for single-element products.
  given x[P <: Product, A](
    using p: Mirror.ProductOf[P],
          i: p.MirroredElemTypes =:= (A *: EmptyTuple),
          g: Get[A],
  ): Get[P] =
    g.map(a => p.fromProduct(a *: EmptyTuple))