add conformance to RxDataSource

Sources/Classes/DataLoading/Cursors/FixedPageCursor.swift

@@ -23,7 +23,9 @@
 import RxSwift
 
 /// Paging cursor implementation with enclosed cursor for fetching results
-public class FixedPageCursor<Cursor: CursorType>: CursorType {
+public class FixedPageCursor<Cursor: CursorType>: CursorType, RxDataSource {
+
+    public typealias ResultType = [Element]
 
     fileprivate let cursor: Cursor
 
@@ -76,6 +78,8 @@ public class FixedPageCursor<Cursor: CursorType>: CursorType {
 /// FixedPageCursor subclass with implementation of ResettableType
 public class ResettableFixedPageCursor<Cursor: ResettableCursorType>: FixedPageCursor<Cursor>, ResettableType {
 
+    public typealias ResultType = [Element]
+
     public override init(cursor: Cursor, pageSize: Int) {
         super.init(cursor: cursor, pageSize: pageSize)
     }

Sources/Classes/DataLoading/Cursors/MapCursor.swift

@@ -45,7 +45,9 @@ public extension CursorType {
 }
 
 /// Map cursor implementation with enclosed cursor for fetching results
-public class MapCursor<Cursor: CursorType, T>: CursorType {
+public class MapCursor<Cursor: CursorType, T>: CursorType, RxDataSource {
+
+    public typealias ResultType = [Element]
 
     public typealias Transform = (Cursor.Element) -> T?
 
@@ -91,6 +93,8 @@ public class MapCursor<Cursor: CursorType, T>: CursorType {
 /// MapCursor subclass with implementation of ResettableType
 public class ResettableMapCursor<Cursor: ResettableCursorType, T>: MapCursor<Cursor, T>, ResettableType {
 
+    public typealias ResultType = [Cursor.Element]
+
     public override init(cursor: Cursor, transform: @escaping Transform) {
         super.init(cursor: cursor, transform: transform)
     }

Sources/Classes/DataLoading/Cursors/StaticCursor.swift

@@ -23,7 +23,9 @@
 import RxSwift
 
 /// Stub cursor implementation for array content type
-public class StaticCursor<Element>: ResettableCursorType {
+public class StaticCursor<Element>: ResettableRxDataSourceCursor {
+
+    public typealias ResultType = [Element]
 
     private let content: [Element]
 

Sources/Classes/DataLoading/Cursors/TotalCountCursor.swift

@@ -23,7 +23,7 @@
 import RxSwift
 import RxCocoa
 
-public final class TotalCountCursor<CursorConfiguration: TotalCountCursorConfiguration>: ResettableCursorType {
+public final class TotalCountCursor<CursorConfiguration: TotalCountCursorConfiguration>: ResettableRxDataSourceCursor {
 
     public typealias Element = CursorConfiguration.ResultType.ElementType
     public typealias ResultType = [Element]