gistfile1.txt

export const customStorage: Storage = {
  length: 0,
  clear: function(): void {
    if (window && window.localStorage) {
      window.localStorage.clear();
      this.length = window.localStorage.length;
    }
  },
  getItem: function(key: string): string | null {
    try {
      return window.localStorage.getItem(key);
    } catch (err) {
      return null;
    }
  },
  key: function(index: number): string | null {
    try {
      return window.localStorage.key(index);
    } catch (err) {
      return null;
    }
  },
  removeItem: function(key: string): void {
    try {
      window.localStorage.removeItem(key);
      this.length = window.localStorage.length;
    } catch (err) {
      return;
    }
  },
  setItem: function(key: string, data: string): void {
    try {
      window.localStorage.setItem(key, data);
      this.length = window.localStorage.length;
    } catch (err) {
      return;
    }
  }
};