it blows up on input.originalFetch in

addFetchInterceptorsAndReturnModifiedFetch: function (input) {
            (0, logger_1.logDebugMessage)("addFetchInterceptorsAndReturnModifiedFetch: called");
            return function (url, config) {
                return __awaiter(this, void 0, void 0, function () {
                    return __generator(this, function (_a) {
                        switch (_a.label) {
                            case 0:
                                return [
                                    4 /*yield*/,
                                    fetch_1.default.doRequest(
                                        function (config) {
                                            return input.originalFetch(
                                                typeof url === "string" ? url : url.clone(),
                                                __assign({}, config)
                                            );
                                        },
                                        config,
                                        url
                                    )
                                ];
                            case 1:
                                return [2 /*return*/, _a.sent()];
                        }
                    });
                });
            };
        },