[iOS] Fix not proper use of block of WXPerformance.

apache · May 15, 2019 · 9e0c832 · 9e0c832
1 parent d1b0e02
commit 9e0c832
Showing 1 changed file with 9 additions and 5 deletions.
diff --git a/ios/sdk/WeexSDK/Sources/Model/WXSDKInstance_performance.m b/ios/sdk/WeexSDK/Sources/Model/WXSDKInstance_performance.m
@@ -52,17 +52,21 @@ - (void)onViewLoad:(WXComponent *)targetComponent
     double modifyTime =  CACurrentMediaTime()*1000;
 
     __weak WXComponent* weakComponent = targetComponent;
+    __weak WXPerformance* weakSelf = self;
+
     dispatch_async(dispatch_get_main_queue(), ^{
         __strong WXComponent* strongComponent = weakComponent;
-        if (nil == strongComponent) {
+        __strong WXPerformance* strongSelf = weakSelf;
+
+        if (nil == strongComponent || nil == strongSelf) {
             return;
         }
-        if(![self _verifyComponent:strongComponent]){
+
+        if(![strongSelf _verifyComponent:strongComponent]){
             return;
         }
-        self.interactionAddCountRecord++;
-
-        [self _handleRenderTime:strongComponent withModifyTime:modifyTime];
+        strongSelf.interactionAddCountRecord++;
+        [strongSelf _handleRenderTime:strongComponent withModifyTime:modifyTime];
     });
 }