packages/node_modules/pouchdb-utils/src/env/hasLocalStorage-browser.js

import isChromeApp from './isChromeApp';

var hasLocal;

if (!process.env.POUCHDB_LITE && isChromeApp()) {
  hasLocal = false;
} else {
  try {
    localStorage.setItem('_pouch_check_localstorage', 1);
    hasLocal = !!localStorage.getItem('_pouch_check_localstorage');
  } catch (e) {
    hasLocal = false;
  }
}

function hasLocalStorage() {
  return hasLocal;
}

export default hasLocalStorage;