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Pods/HandyJSON/Source/ReflectionHelper.swift 1.27 KB
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  /*
   * Copyright 1999-2101 Alibaba Group.
   *
   * 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.
   */
  
  //
  //  Helper.swift
  //  HandyJSON
  //
  //  Created by zhouzhuo on 07/01/2017.
  //
  
  struct ReflectionHelper {
  
      static func mutableStorage<T>(instance: inout T) -> UnsafeMutableRawPointer {
          return UnsafeMutableRawPointer(mutating: storage(instance: &instance))
      }
  
      static func storage<T>(instance: inout T) -> UnsafeRawPointer {
          if type(of: instance) is AnyClass {
              let opaquePointer = Unmanaged.passUnretained(instance as AnyObject).toOpaque()
              return UnsafeRawPointer(opaquePointer)
          } else {
              return withUnsafePointer(to: &instance) { pointer in
                  return UnsafeRawPointer(pointer)
              }
          }
      }
  }