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Fix state undefined on intialization #123

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merged 1 commit into from
Nov 1, 2024
Merged

Fix state undefined on intialization #123

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8 changes: 5 additions & 3 deletions lib/commonjs/ReactNativeZoomableView.js
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2 changes: 1 addition & 1 deletion lib/commonjs/ReactNativeZoomableView.js.map
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8 changes: 5 additions & 3 deletions lib/module/ReactNativeZoomableView.js
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2 changes: 1 addition & 1 deletion lib/module/ReactNativeZoomableView.js.map
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8 changes: 4 additions & 4 deletions src/ReactNativeZoomableView.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -123,6 +123,10 @@ class ReactNativeZoomableView extends Component<

constructor(props: ReactNativeZoomableViewProps) {
super(props);
// This needs to be done before anything else to initialize the state.
// Otherwise, the logic below may reference the state when it's undefined,
// causing runtime errors.
this.state = { ...initialState };

this.gestureHandlers = PanResponder.create({
onStartShouldSetPanResponder: this._handleStartShouldSetPanResponder,
Expand Down Expand Up @@ -185,10 +189,6 @@ class ReactNativeZoomableView extends Component<
this.zoomLevel = value;
});

this.state = {
...initialState,
};

this.lastGestureTouchDistance = 150;

this.gestureType = null;
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