#116 changed Future<Null> to Future due to dart sdk change (#117)

hyochan · Oct 29, 2019 · 7f00692 · 7f00692
1 parent ece991f
commit 7f00692
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Showing 3 changed files with 16 additions and 16 deletions.
diff --git a/example/README.md b/example/README.md
@@ -81,7 +81,7 @@ class _InAppState extends State<InApp> {
     FlutterInappPurchase.instance.requestPurchase(item.productId);
   }
 
-  Future<Null> _getProduct() async {
+  Future _getProduct() async {
     List<IAPItem> items = await FlutterInappPurchase.instance.getProducts(_productLists);
     for (var item in items) {
       print('${item.toString()}');
@@ -94,7 +94,7 @@ class _InAppState extends State<InApp> {
     });
   }
 
-  Future<Null> _getPurchases() async {
+  Future _getPurchases() async {
     List<PurchasedItem> items =
         await FlutterInappPurchase.instance.getAvailablePurchases();
     for (var item in items) {
@@ -108,7 +108,7 @@ class _InAppState extends State<InApp> {
     });
   }
 
-  Future<Null> _getPurchaseHistory() async {
+  Future _getPurchaseHistory() async {
     List<PurchasedItem> items = await FlutterInappPurchase.instance.getPurchaseHistory();
     for (var item in items) {
       print('${item.toString()}');

diff --git a/example/lib/main.dart b/example/lib/main.dart
@@ -105,7 +105,7 @@ class _InAppState extends State<InApp> {
     FlutterInappPurchase.instance.requestPurchase(item.productId);
   }
 
-  Future<Null> _getProduct() async {
+  Future _getProduct() async {
     List<IAPItem> items = await FlutterInappPurchase.instance.getProducts(_productLists);
     for (var item in items) {
       print('${item.toString()}');
@@ -118,7 +118,7 @@ class _InAppState extends State<InApp> {
     });
   }
 
-  Future<Null> _getPurchases() async {
+  Future _getPurchases() async {
     List<PurchasedItem> items =
         await FlutterInappPurchase.instance.getAvailablePurchases();
     for (var item in items) {
@@ -132,7 +132,7 @@ class _InAppState extends State<InApp> {
     });
   }
 
-  Future<Null> _getPurchaseHistory() async {
+  Future _getPurchaseHistory() async {
     List<PurchasedItem> items = await FlutterInappPurchase.instance.getPurchaseHistory();
     for (var item in items) {
       print('${item.toString()}');

diff --git a/lib/flutter_inapp_purchase.dart b/lib/flutter_inapp_purchase.dart
@@ -221,7 +221,7 @@ class FlutterInappPurchase {
   /// Result will be received in `purchaseUpdated` listener or `purchaseError` listener.
   ///
   /// Identical to [requestSubscription] on `iOS`.
-  Future<Null> requestPurchase(String sku, {
+  Future requestPurchase(String sku, {
     String developerIdAndroid,
     String accountIdAndroid,
   }) async {
@@ -250,7 +250,7 @@ class FlutterInappPurchase {
   /// **NOTICE** second parameter is required on `Android`.
   ///
   /// Identical to [requestPurchase] on `iOS`.
-  Future<Null> requestSubscription(String sku,
+  Future requestSubscription(String sku,
       {
         String oldSkuAndroid,
         int prorationModeAndroid,
@@ -293,8 +293,8 @@ class FlutterInappPurchase {
   /// Add Store Payment (iOS only)
   /// Indicates that the App Store purchase should continue from the app instead of the App Store.
   ///
-  /// @returns {Future<Null>} will receive result from `purchasePromoted` listener.
-  Future<Null> requestPromotedProductIOS() async {
+  /// @returns {Future} will receive result from `purchasePromoted` listener.
+  Future requestPromotedProductIOS() async {
     if (_platform.isIOS) {
       return await _channel.invokeMethod('requestPromotedProduct');
     }
@@ -303,8 +303,8 @@ class FlutterInappPurchase {
 
   /// Buy product with offer
   ///
-  /// @returns {Future<Null>} will receive result from `purchaseUpdated` listener.
-  Future<Null> requestProductWithOfferIOS(
+  /// @returns {Future} will receive result from `purchaseUpdated` listener.
+  Future requestProductWithOfferIOS(
     String sku, String forUser, String withOffer,
   ) async {
     if (_platform.isIOS) {
@@ -319,8 +319,8 @@ class FlutterInappPurchase {
 
   /// Buy product with quantity
   ///
-  /// @returns {Future<Null>} will receive result from `purchaseUpdated` listener.
-  Future<Null> requestPurchaseWithQuantityIOS(
+  /// @returns {Future} will receive result from `purchaseUpdated` listener.
+  Future requestPurchaseWithQuantityIOS(
     String sku, int quantity,
   ) async {
     if (_platform.isIOS) {
@@ -582,7 +582,7 @@ class FlutterInappPurchase {
     );
   }
 
-  Future<Null> _setPurchaseListener() async {
+  Future _setPurchaseListener() async {
     if (_purchaseController == null) {
       _purchaseController = new StreamController.broadcast();
     }
@@ -624,7 +624,7 @@ class FlutterInappPurchase {
     });
   }
 
-  Future<Null> _removePurchaseListener() async {
+  Future _removePurchaseListener() async {
     if (_purchaseController != null) {
       _purchaseController
         ..add(null)