isomorphic-ws/browser.js

Isomorphic implementation of WebSocket

// https://github.com/maxogden/websocket-stream/blob/48dc3ddf943e5ada668c31ccd94e9186f02fafbd/ws-fallback.js

var ws = null

if (typeof WebSocket !== 'undefined') {
  ws = WebSocket
} else if (typeof MozWebSocket !== 'undefined') {
  ws = MozWebSocket
} else if (typeof global !== 'undefined') {
  ws = global.WebSocket || global.MozWebSocket
} else if (typeof window !== 'undefined') {
  ws = window.WebSocket || window.MozWebSocket
} else if (typeof self !== 'undefined') {
  ws = self.WebSocket || self.MozWebSocket
}

export default ws