xhr_intercept.js

XMLHttpRequest.prototype._open = XMLHttpRequest.prototype.open
XMLHttpRequest.prototype._send = XMLHttpRequest.prototype.send

XMLHttpRequest.prototype.open = function () {
  /* codes... */
  this.hooked = true
  console.log(...arguments)
  return this._open(...arguments)
}

XMLHttpRequest.prototype.send = function () {
  if (this.hooked === true) {
    console.log(...arguments)
  }
  return this._open(...arguments)
}