Capture XHR Requests

capture.js

    (function() {
      var XHR = XMLHttpRequest.prototype;
      var open = XHR.open;  
      var send = XHR.send;

      XHR.open = function(method, url) {
        requests.push(this);
        this._method = method;
        this._url = url;
        return open.apply(this, arguments);
      };

      XHR.send = function(data) {
        // this.addEventListener('load', function() {
        //   /* Method        */ this._method
        //   /* URL           */ this._url
        //   /* Response body */ this.responseText
        // });
        const that = this;
        if (blocked.some(function(regex) { return that._url.match(regex) })) return;
        return send.apply(this, arguments);
      };
    })();