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Wrap localStorage API Access in try-catch (#1241)

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This commit is contained in:
Shriram Balaji
2020-04-07 15:39:37 +05:30
committed by GitHub
parent 2cc1105ff5
commit 22160f50d3
2 changed files with 29 additions and 12 deletions
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33
src/data/localStorage.ts
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@ -10,19 +10,32 @@ export function saveToLocalStorage(
elements: readonly ExcalidrawElement[],
appState: AppState,
) {
localStorage.setItem(
LOCAL_STORAGE_KEY,
JSON.stringify(elements.filter((element) => !element.isDeleted)),
);
localStorage.setItem(
LOCAL_STORAGE_KEY_STATE,
JSON.stringify(clearAppStateForLocalStorage(appState)),
);
try {
localStorage.setItem(
LOCAL_STORAGE_KEY,
JSON.stringify(elements.filter((element) => !element.isDeleted)),
);
localStorage.setItem(
LOCAL_STORAGE_KEY_STATE,
JSON.stringify(clearAppStateForLocalStorage(appState)),
);
} catch (error) {
// Unable to access window.localStorage
console.error(error);
}
}
export function restoreFromLocalStorage() {
const savedElements = localStorage.getItem(LOCAL_STORAGE_KEY);
const savedState = localStorage.getItem(LOCAL_STORAGE_KEY_STATE);
let savedElements = null;
let savedState = null;
try {
savedElements = localStorage.getItem(LOCAL_STORAGE_KEY);
savedState = localStorage.getItem(LOCAL_STORAGE_KEY_STATE);
} catch (error) {
// Unable to access localStorage
console.error(error);
}
let elements = [];
if (savedElements) {