@diginet/ra-customizable-datagrid/lib/LocalStorage.js

<div align="center"> <div style="margin-bottom: 20px">

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _get2 = require('lodash/get');

var _get3 = _interopRequireDefault(_get2);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

var STORAGE_KEY = 'raColumnsConfig';

// Very basic storage helper
// values are stored in browser localStorage

var getRootValue = function getRootValue() {
  try {
    return JSON.parse(window.localStorage.getItem(STORAGE_KEY));
  } catch (e) {
    return undefined;
  }
};

var setRootValue = function setRootValue(value) {
  try {
    window.localStorage.setItem(STORAGE_KEY, JSON.stringify(value));
  } catch (e) {}
};

var LocalStorage = {
  get: function get(key) {
    return (0, _get3.default)(getRootValue(), key);
  },
  set: function set(key, value) {
    var oldValue = getRootValue();
    setRootValue(_extends({}, oldValue, _defineProperty({}, key, value)));
  }
};

exports.default = LocalStorage;