Function isXHR2Compatible

lib/request.js:205–209

(obj)

};

var isXHR2Compatible = function (obj) {
    if (typeof Blob !== 'undefined' && obj instanceof Blob) return true;
    if (typeof ArrayBuffer !== 'undefined' && obj instanceof ArrayBuffer) return true;
    if (typeof FormData !== 'undefined' && obj instanceof FormData) return true;
};