bugsnag/bugsnag-js

const clone = require('@bugsnag/core/lib/clone-client')
const BugsnagPluginBrowserSession = require('@bugsnag/plugin-browser-session')
const isServerPluginLoaded = require('./is-server-plugin-loaded')

module.exports = {
  load: client => {
    client._loadPlugin(BugsnagPluginBrowserSession)

    const oldStartSession = client._sessionDelegate.startSession

    // clone the client when startSession is called if a server plugin is loaded
    client._sessionDelegate.startSession = function (client, session) {
      const maybeCloned = isServerPluginLoaded(client) ? clone(client) : client

      return oldStartSession(maybeCloned, session)
    }
  }
}