Merge pull request #26 from harlanhaskins/master

Adds a completion handler to UICollectionView.animateItemChanges
wokalski · Dec 8, 2016 · f564aa4 · f564aa4
2 parents b4a2b9e + 36fa2a4
commit f564aa4
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/Sources/Diff+UIKit.swift b/Sources/Diff+UIKit.swift
@@ -63,14 +63,15 @@ public extension UICollectionView {
  /// - parameter newData: Data which reflects the current state of UITableView
  public func animateItemChanges<T: Collection>(
  oldData: T,
- newData: T
+ newData: T,
+ completion: ((Bool) -> Void)? = nil
  ) where T.Iterator.Element: Equatable {
  performBatchUpdates({
  let update = BatchUpdate(diff: oldData.extendedDiff(newData))
  self.deleteItems(at: update.deletions)
  self.insertItems(at: update.insertions)
  update.moves.forEach { self.moveItem(at: $0.from, to: $0.to) }
- }, completion: nil)
+ }, completion: completion)
  }
 }