1declare let navigator: any;
 2
 3const userAgent = typeof navigator !== "undefined" ? navigator.userAgent : "";
 4const browser = {
 5  isEdge: /Edge/.test(userAgent),
 6  isInternetExplorer: /Trident|rv:11/.test(userAgent),
 7  isWebkit: /AppleWebKit/.test(userAgent),
 8};
 9
10export const Browser = {
11  isEdge: () => browser.isEdge,
12  isInternetExplorer: () => browser.isInternetExplorer,
13  isWebkit: () => browser.isWebkit,
14};