@rpldy/safe-storage/lib/esm/safeStorageCreator.js

safe (dont throw) versions of local and session storage

import { hasWindow } from "@rpldy/shared";
const safeStorageCreator = storageType => {
  let isSupported = false;
  const checkSupport = () => {
    try {
      if (hasWindow() && storageType in window) {
        const key = "__lsTest";
        window[storageType].setItem(key, `__test-${Date.now()}`);
        window[storageType].removeItem(key);
        isSupported = true;
      }
    } catch (ex) {}
  };
  checkSupport();
  const base = {
    isSupported,
    length: 0
  };
  const safeStorage = ["key", "getItem", "setItem", "removeItem", "clear"].reduce((res, method) => {
    res[method] = (...args) => isSupported ? window[storageType][method](...args) : undefined;
    return res;
  }, base);
  Object.defineProperty(safeStorage, "length", {
    get() {
      return isSupported ? window[storageType].length : 0;
    }
  });
  return safeStorage;
};
export default safeStorageCreator;