supplementaryViewProvider optional type

FelixHerrmann · FelixHerrmann · commit 60557360b464 · 2020-07-01T10:08:12.000+02:00
diff --git a/Sources/FHDiffableViewControllers/FHDiffableCollectionViewController.swift b/Sources/FHDiffableViewControllers/FHDiffableCollectionViewController.swift
@@ -132,7 +132,7 @@ open class FHDiffableCollectionViewController<SectionIdentifierType, ItemIdentif
     /// - important: Do not forget to register the reuseable view before the first snapshot is applied!
     ///
     ///       collectionView.register(CustomReuseableView.self, forSupplementaryViewOfKind: UICollectionView.elementKindSectionHeader, withReuseIdentifier: /*your identifier*/) // e.g. in viewDidLoad()
-    open var supplementaryViewProvider: UICollectionViewDiffableDataSource<SectionIdentifierType, ItemIdentifierType>.SupplementaryViewProvider {
+    open var supplementaryViewProvider: UICollectionViewDiffableDataSource<SectionIdentifierType, ItemIdentifierType>.SupplementaryViewProvider? {
         return _supplementaryViewProvider
     }
     

Original file line number	Diff line number	Diff line change
`@@ -132,7 +132,7 @@ open class FHDiffableCollectionViewController<SectionIdentifierType, ItemIdentif`
`132`	`132`	`/// - important: Do not forget to register the reuseable view before the first snapshot is applied!`
`133`	`133`	`///`
`134`	`134`	`/// collectionView.register(CustomReuseableView.self, forSupplementaryViewOfKind: UICollectionView.elementKindSectionHeader, withReuseIdentifier: /your identifier/) // e.g. in viewDidLoad()`
`135`		`- open var supplementaryViewProvider: UICollectionViewDiffableDataSource<SectionIdentifierType, ItemIdentifierType>.SupplementaryViewProvider {`
	`135`	`+ open var supplementaryViewProvider: UICollectionViewDiffableDataSource<SectionIdentifierType, ItemIdentifierType>.SupplementaryViewProvider? {`
`136`	`136`	`return _supplementaryViewProvider`
`137`	`137`	`}`
`138`	`138`