/*
 * Copyright (C) 2012-2018 halo https://io.github.com/halo/LinkLiar
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files
 * (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify,
 * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

import Foundation

extension CFArray: Sequence {

  // Just a little helper to loop through a CFArray.
  // Kindly provided by http://stackoverflow.com/a/32127187
  public func makeIterator() -> AnyIterator<AnyObject> {
    var index = -1
    let maxIndex = CFArrayGetCount(self)
    return AnyIterator{
      index += 1
      guard index < maxIndex else {
        return nil
      }
      let unmanagedObject: UnsafeRawPointer = CFArrayGetValueAtIndex(self, index)
      let rec = unsafeBitCast(unmanagedObject, to: AnyObject.self)
      return rec
    }
  }
  
}
