/* * Copyright 2019, gRPC Authors All rights reserved. * * 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. */ import Foundation /// Provides a "box" to put a value in. /// /// Allows large values to be passed around without being copied. public final class _Box { let value: T init(_ value: T) { self.value = value } }