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function isNetworkError(response) { return ( // A network error is a response whose type is "error", response.type === "error" && // status is 0 response.status === 0 ); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
isNetworkError
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function makeFilteredResponse(response, state) { state = { internalResponse: response, ...state }; return new Proxy(response, { get(target, p) { return p in state ? state[p] : target[p]; }, set(target, p, value) { assert(!(p in state)); target[p] = value; return true; } }); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
makeFilteredResponse
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get(target, p) { return p in state ? state[p] : target[p]; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
get
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
set(target, p, value) { assert(!(p in state)); target[p] = value; return true; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
set
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function filterResponse(response, type) { if (type === "basic") { return makeFilteredResponse(response, { type: "basic", headersList: response.headersList }); } else if (type === "cors") { return makeFilteredResponse(response, { type: "cors", headersList: response.headersList }); } else if (type === "opaque") { return makeFilteredResponse(response, { type: "opaque", urlList: Object.freeze([]), status: 0, statusText: "", body: null }); } else if (type === "opaqueredirect") { return makeFilteredResponse(response, { type: "opaqueredirect", status: 0, statusText: "", headersList: [], body: null }); } else { assert(false); } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
filterResponse
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function makeAppropriateNetworkError(fetchParams, err = null) { assert(isCancelled(fetchParams)); return isAborted(fetchParams) ? makeNetworkError2(Object.assign(new DOMException("The operation was aborted.", "AbortError"), { cause: err })) : makeNetworkError2(Object.assign(new DOMException("Request was cancelled."), { cause: err })); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
makeAppropriateNetworkError
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function initializeResponse(response, init, body) { if (init.status !== null && (init.status < 200 || init.status > 599)) { throw new RangeError('init["status"] must be in the range of 200 to 599, inclusive.'); } if ("statusText" in init && init.statusText != null) { if (!isValidReasonPhrase(String(init.statusText))) { throw new TypeError("Invalid statusText"); } } if ("status" in init && init.status != null) { response[kState].status = init.status; } if ("statusText" in init && init.statusText != null) { response[kState].statusText = init.statusText; } if ("headers" in init && init.headers != null) { fill(response[kHeaders], init.headers); } if (body) { if (nullBodyStatus.includes(response.status)) { throw webidl.errors.exception({ header: "Response constructor", message: `Invalid response status code ${response.status}` }); } response[kState].body = body.body; if (body.type != null && !response[kState].headersList.contains("content-type", true)) { response[kState].headersList.append("content-type", body.type, true); } } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
initializeResponse
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function fromInnerResponse2(innerResponse, guard) { const response = new Response2(kConstruct); response[kState] = innerResponse; response[kHeaders] = new Headers2(kConstruct); setHeadersList(response[kHeaders], innerResponse.headersList); setHeadersGuard(response[kHeaders], guard); if (hasFinalizationRegistry && innerResponse.body?.stream) { streamRegistry.register(response, new WeakRef(innerResponse.body.stream)); } return response; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
fromInnerResponse2
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
constructor(value) { this.value = value; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
constructor
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
deref() { return this.value[kConnected] === 0 && this.value[kSize] === 0 ? void 0 : this.value; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
deref
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
constructor(finalizer) { this.finalizer = finalizer; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
constructor
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
register(dispatcher, key) { if (dispatcher.on) { dispatcher.on("disconnect", () => { if (dispatcher[kConnected] === 0 && dispatcher[kSize] === 0) { this.finalizer(key); } }); } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
register
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function buildAbort(acRef) { return abort; function abort() { const ac = acRef.deref(); if (ac !== void 0) { requestFinalizer.unregister(abort); this.removeEventListener("abort", abort); ac.abort(this.reason); const controllerList = dependentControllerMap.get(ac.signal); if (controllerList !== void 0) { if (controllerList.size !== 0) { for (const ref of controllerList) { const ctrl = ref.deref(); if (ctrl !== void 0) { ctrl.abort(this.reason); } } controllerList.clear(); } dependentControllerMap.delete(ac.signal); } } } __name(abort, "abort"); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
buildAbort
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function abort() { const ac = acRef.deref(); if (ac !== void 0) { requestFinalizer.unregister(abort); this.removeEventListener("abort", abort); ac.abort(this.reason); const controllerList = dependentControllerMap.get(ac.signal); if (controllerList !== void 0) { if (controllerList.size !== 0) { for (const ref of controllerList) { const ctrl = ref.deref(); if (ctrl !== void 0) { ctrl.abort(this.reason); } } controllerList.clear(); } dependentControllerMap.delete(ac.signal); } } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
abort
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get method() { webidl.brandCheck(this, _Request2); return this[kState].method; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
method
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get url() { webidl.brandCheck(this, _Request2); return URLSerializer(this[kState].url); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
url
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get headers() { webidl.brandCheck(this, _Request2); return this[kHeaders]; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
headers
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get destination() { webidl.brandCheck(this, _Request2); return this[kState].destination; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
destination
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get referrer() { webidl.brandCheck(this, _Request2); if (this[kState].referrer === "no-referrer") { return ""; } if (this[kState].referrer === "client") { return "about:client"; } return this[kState].referrer.toString(); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
referrer
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get referrerPolicy() { webidl.brandCheck(this, _Request2); return this[kState].referrerPolicy; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
referrerPolicy
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get mode() { webidl.brandCheck(this, _Request2); return this[kState].mode; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
mode
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get credentials() { return this[kState].credentials; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
credentials
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get cache() { webidl.brandCheck(this, _Request2); return this[kState].cache; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
cache
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get redirect() { webidl.brandCheck(this, _Request2); return this[kState].redirect; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
redirect
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get integrity() { webidl.brandCheck(this, _Request2); return this[kState].integrity; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
integrity
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get keepalive() { webidl.brandCheck(this, _Request2); return this[kState].keepalive; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
keepalive
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get isReloadNavigation() { webidl.brandCheck(this, _Request2); return this[kState].reloadNavigation; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
isReloadNavigation
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get isHistoryNavigation() { webidl.brandCheck(this, _Request2); return this[kState].historyNavigation; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
isHistoryNavigation
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get signal() { webidl.brandCheck(this, _Request2); return this[kSignal]; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
signal
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get body() { webidl.brandCheck(this, _Request2); return this[kState].body ? this[kState].body.stream : null; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
body
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get bodyUsed() { webidl.brandCheck(this, _Request2); return !!this[kState].body && util.isDisturbed(this[kState].body.stream); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
bodyUsed
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get duplex() { webidl.brandCheck(this, _Request2); return "half"; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
duplex
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
clone() { webidl.brandCheck(this, _Request2); if (bodyUnusable(this)) { throw new TypeError("unusable"); } const clonedRequest = cloneRequest(this[kState]); const ac = new AbortController(); if (this.signal.aborted) { ac.abort(this.signal.reason); } else { let list = dependentControllerMap.get(this.signal); if (list === void 0) { list = /* @__PURE__ */ new Set(); dependentControllerMap.set(this.signal, list); } const acRef = new WeakRef(ac); list.add(acRef); util.addAbortListener( ac.signal, buildAbort(acRef) ); } return fromInnerRequest(clonedRequest, ac.signal, getHeadersGuard(this[kHeaders])); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
clone
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function makeRequest(init) { return { method: init.method ?? "GET", localURLsOnly: init.localURLsOnly ?? false, unsafeRequest: init.unsafeRequest ?? false, body: init.body ?? null, client: init.client ?? null, reservedClient: init.reservedClient ?? null, replacesClientId: init.replacesClientId ?? "", window: init.window ?? "client", keepalive: init.keepalive ?? false, serviceWorkers: init.serviceWorkers ?? "all", initiator: init.initiator ?? "", destination: init.destination ?? "", priority: init.priority ?? null, origin: init.origin ?? "client", policyContainer: init.policyContainer ?? "client", referrer: init.referrer ?? "client", referrerPolicy: init.referrerPolicy ?? "", mode: init.mode ?? "no-cors", useCORSPreflightFlag: init.useCORSPreflightFlag ?? false, credentials: init.credentials ?? "same-origin", useCredentials: init.useCredentials ?? false, cache: init.cache ?? "default", redirect: init.redirect ?? "follow", integrity: init.integrity ?? "", cryptoGraphicsNonceMetadata: init.cryptoGraphicsNonceMetadata ?? "", parserMetadata: init.parserMetadata ?? "", reloadNavigation: init.reloadNavigation ?? false, historyNavigation: init.historyNavigation ?? false, userActivation: init.userActivation ?? false, taintedOrigin: init.taintedOrigin ?? false, redirectCount: init.redirectCount ?? 0, responseTainting: init.responseTainting ?? "basic", preventNoCacheCacheControlHeaderModification: init.preventNoCacheCacheControlHeaderModification ?? false, done: init.done ?? false, timingAllowFailed: init.timingAllowFailed ?? false, urlList: init.urlList, url: init.urlList[0], headersList: init.headersList ? new HeadersList(init.headersList) : new HeadersList() }; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
makeRequest
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function cloneRequest(request) { const newRequest = makeRequest({ ...request, body: null }); if (request.body != null) { newRequest.body = cloneBody(newRequest, request.body); } return newRequest; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
cloneRequest
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function fromInnerRequest(innerRequest, signal, guard) { const request = new Request2(kConstruct); request[kState] = innerRequest; request[kSignal] = signal; request[kHeaders] = new Headers2(kConstruct); setHeadersList(request[kHeaders], innerRequest.headersList); setHeadersGuard(request[kHeaders], guard); return request; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
fromInnerRequest
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
constructor(dispatcher) { super(); this.dispatcher = dispatcher; this.connection = null; this.dump = false; this.state = "ongoing"; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
constructor
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
terminate(reason) { if (this.state !== "ongoing") { return; } this.state = "terminated"; this.connection?.destroy(reason); this.emit("terminated", reason); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
terminate
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
abort(error) { if (this.state !== "ongoing") { return; } this.state = "aborted"; if (!error) { error = new DOMException("The operation was aborted.", "AbortError"); } this.serializedAbortReason = error; this.connection?.destroy(error); this.emit("terminated", error); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
abort
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function handleFetchDone(response) { finalizeAndReportTiming(response, "fetch"); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
handleFetchDone
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function fetch2(input, init = void 0) { webidl.argumentLengthCheck(arguments, 1, "globalThis.fetch"); let p = createDeferredPromise(); let requestObject; try { requestObject = new Request2(input, init); } catch (e) { p.reject(e); return p.promise; } const request = requestObject[kState]; if (requestObject.signal.aborted) { abortFetch(p, request, null, requestObject.signal.reason); return p.promise; } const globalObject = request.client.globalObject; if (globalObject?.constructor?.name === "ServiceWorkerGlobalScope") { request.serviceWorkers = "none"; } let responseObject = null; let locallyAborted = false; let controller = null; addAbortListener( requestObject.signal, () => { locallyAborted = true; assert(controller != null); controller.abort(requestObject.signal.reason); const realResponse = responseObject?.deref(); abortFetch(p, request, realResponse, requestObject.signal.reason); } ); const processResponse = /* @__PURE__ */ __name((response) => { if (locallyAborted) { return; } if (response.aborted) { abortFetch(p, request, responseObject, controller.serializedAbortReason); return; } if (response.type === "error") { p.reject(new TypeError("fetch failed", { cause: response.error })); return; } responseObject = new WeakRef(fromInnerResponse2(response, "immutable")); p.resolve(responseObject.deref()); p = null; }, "processResponse"); controller = fetching({ request, processResponseEndOfBody: handleFetchDone, processResponse, dispatcher: requestObject[kDispatcher] // undici }); return p.promise; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
fetch2
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function finalizeAndReportTiming(response, initiatorType = "other") { if (response.type === "error" && response.aborted) { return; } if (!response.urlList?.length) { return; } const originalURL = response.urlList[0]; let timingInfo = response.timingInfo; let cacheState = response.cacheState; if (!urlIsHttpHttpsScheme(originalURL)) { return; } if (timingInfo === null) { return; } if (!response.timingAllowPassed) { timingInfo = createOpaqueTimingInfo({ startTime: timingInfo.startTime }); cacheState = ""; } timingInfo.endTime = coarsenedSharedCurrentTime(); response.timingInfo = timingInfo; markResourceTiming( timingInfo, originalURL.href, initiatorType, globalThis, cacheState ); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
finalizeAndReportTiming
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function abortFetch(p, request, responseObject, error) { if (p) { p.reject(error); } if (request.body != null && isReadable(request.body?.stream)) { request.body.stream.cancel(error).catch((err) => { if (err.code === "ERR_INVALID_STATE") { return; } throw err; }); } if (responseObject == null) { return; } const response = responseObject[kState]; if (response.body != null && isReadable(response.body?.stream)) { response.body.stream.cancel(error).catch((err) => { if (err.code === "ERR_INVALID_STATE") { return; } throw err; }); } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
abortFetch
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function fetching({ request, processRequestBodyChunkLength, processRequestEndOfBody, processResponse, processResponseEndOfBody, processResponseConsumeBody, useParallelQueue = false, dispatcher = getGlobalDispatcher() // undici }) { assert(dispatcher); let taskDestination = null; let crossOriginIsolatedCapability = false; if (request.client != null) { taskDestination = request.client.globalObject; crossOriginIsolatedCapability = request.client.crossOriginIsolatedCapability; } const currentTime = coarsenedSharedCurrentTime(crossOriginIsolatedCapability); const timingInfo = createOpaqueTimingInfo({ startTime: currentTime }); const fetchParams = { controller: new Fetch(dispatcher), request, timingInfo, processRequestBodyChunkLength, processRequestEndOfBody, processResponse, processResponseConsumeBody, processResponseEndOfBody, taskDestination, crossOriginIsolatedCapability }; assert(!request.body || request.body.stream); if (request.window === "client") { request.window = request.client?.globalObject?.constructor?.name === "Window" ? request.client : "no-window"; } if (request.origin === "client") { request.origin = request.client.origin; } if (request.policyContainer === "client") { if (request.client != null) { request.policyContainer = clonePolicyContainer( request.client.policyContainer ); } else { request.policyContainer = makePolicyContainer(); } } if (!request.headersList.contains("accept", true)) { const value = "*/*"; request.headersList.append("accept", value, true); } if (!request.headersList.contains("accept-language", true)) { request.headersList.append("accept-language", "*", true); } if (request.priority === null) { } if (subresourceSet.has(request.destination)) { } mainFetch(fetchParams).catch((err) => { fetchParams.controller.terminate(err); }); return fetchParams.controller; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
fetching
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function schemeFetch(fetchParams) { if (isCancelled(fetchParams) && fetchParams.request.redirectCount === 0) { return Promise.resolve(makeAppropriateNetworkError(fetchParams)); } const { request } = fetchParams; const { protocol: scheme } = requestCurrentURL(request); switch (scheme) { case "about:": { return Promise.resolve(makeNetworkError2("about scheme is not supported")); } case "blob:": { if (!resolveObjectURL) { resolveObjectURL = require("buffer").resolveObjectURL; } const blobURLEntry = requestCurrentURL(request); if (blobURLEntry.search.length !== 0) { return Promise.resolve(makeNetworkError2("NetworkError when attempting to fetch resource.")); } const blob = resolveObjectURL(blobURLEntry.toString()); if (request.method !== "GET" || !isBlobLike(blob)) { return Promise.resolve(makeNetworkError2("invalid method")); } const response = makeResponse(); const fullLength = blob.size; const serializedFullLength = isomorphicEncode(`${fullLength}`); const type = blob.type; if (!request.headersList.contains("range", true)) { const bodyWithType = extractBody(blob); response.statusText = "OK"; response.body = bodyWithType[0]; response.headersList.set("content-length", serializedFullLength, true); response.headersList.set("content-type", type, true); } else { response.rangeRequested = true; const rangeHeader = request.headersList.get("range", true); const rangeValue = simpleRangeHeaderValue(rangeHeader, true); if (rangeValue === "failure") { return Promise.resolve(makeNetworkError2("failed to fetch the data URL")); } let { rangeStartValue: rangeStart, rangeEndValue: rangeEnd } = rangeValue; if (rangeStart === null) { rangeStart = fullLength - rangeEnd; rangeEnd = rangeStart + rangeEnd - 1; } else { if (rangeStart >= fullLength) { return Promise.resolve(makeNetworkError2("Range start is greater than the blob's size.")); } if (rangeEnd === null || rangeEnd >= fullLength) { rangeEnd = fullLength - 1; } } const slicedBlob = blob.slice(rangeStart, rangeEnd, type); const slicedBodyWithType = extractBody(slicedBlob); response.body = slicedBodyWithType[0]; const serializedSlicedLength = isomorphicEncode(`${slicedBlob.size}`); const contentRange = buildContentRange(rangeStart, rangeEnd, fullLength); response.status = 206; response.statusText = "Partial Content"; response.headersList.set("content-length", serializedSlicedLength, true); response.headersList.set("content-type", type, true); response.headersList.set("content-range", contentRange, true); } return Promise.resolve(response); } case "data:": { const currentURL = requestCurrentURL(request); const dataURLStruct = dataURLProcessor(currentURL); if (dataURLStruct === "failure") { return Promise.resolve(makeNetworkError2("failed to fetch the data URL")); } const mimeType = serializeAMimeType(dataURLStruct.mimeType); return Promise.resolve(makeResponse({ statusText: "OK", headersList: [ ["content-type", { name: "Content-Type", value: mimeType }] ], body: safelyExtractBody(dataURLStruct.body)[0] })); } case "file:": { return Promise.resolve(makeNetworkError2("not implemented... yet...")); } case "http:": case "https:": { return httpFetch(fetchParams).catch((err) => makeNetworkError2(err)); } default: { return Promise.resolve(makeNetworkError2("unknown scheme")); } } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
schemeFetch
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function finalizeResponse(fetchParams, response) { fetchParams.request.done = true; if (fetchParams.processResponseDone != null) { queueMicrotask(() => fetchParams.processResponseDone(response)); } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
finalizeResponse
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function fetchFinale(fetchParams, response) { let timingInfo = fetchParams.timingInfo; const processResponseEndOfBody = /* @__PURE__ */ __name(() => { const unsafeEndTime = Date.now(); if (fetchParams.request.destination === "document") { fetchParams.controller.fullTimingInfo = timingInfo; } fetchParams.controller.reportTimingSteps = () => { if (fetchParams.request.url.protocol !== "https:") { return; } timingInfo.endTime = unsafeEndTime; let cacheState = response.cacheState; const bodyInfo = response.bodyInfo; if (!response.timingAllowPassed) { timingInfo = createOpaqueTimingInfo(timingInfo); cacheState = ""; } let responseStatus = 0; if (fetchParams.request.mode !== "navigator" || !response.hasCrossOriginRedirects) { responseStatus = response.status; const mimeType = extractMimeType(response.headersList); if (mimeType !== "failure") { bodyInfo.contentType = minimizeSupportedMimeType(mimeType); } } if (fetchParams.request.initiatorType != null) { markResourceTiming(timingInfo, fetchParams.request.url.href, fetchParams.request.initiatorType, globalThis, cacheState, bodyInfo, responseStatus); } }; const processResponseEndOfBodyTask = /* @__PURE__ */ __name(() => { fetchParams.request.done = true; if (fetchParams.processResponseEndOfBody != null) { queueMicrotask(() => fetchParams.processResponseEndOfBody(response)); } if (fetchParams.request.initiatorType != null) { fetchParams.controller.reportTimingSteps(); } }, "processResponseEndOfBodyTask"); queueMicrotask(() => processResponseEndOfBodyTask()); }, "processResponseEndOfBody"); if (fetchParams.processResponse != null) { queueMicrotask(() => { fetchParams.processResponse(response); fetchParams.processResponse = null; }); } const internalResponse = response.type === "error" ? response : response.internalResponse ?? response; if (internalResponse.body == null) { processResponseEndOfBody(); } else { finished(internalResponse.body.stream, () => { processResponseEndOfBody(); }); } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
fetchFinale
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
async function httpFetch(fetchParams) { const request = fetchParams.request; let response = null; let actualResponse = null; const timingInfo = fetchParams.timingInfo; if (request.serviceWorkers === "all") { } if (response === null) { if (request.redirect === "follow") { request.serviceWorkers = "none"; } actualResponse = response = await httpNetworkOrCacheFetch(fetchParams); if (request.responseTainting === "cors" && corsCheck(request, response) === "failure") { return makeNetworkError2("cors failure"); } if (TAOCheck(request, response) === "failure") { request.timingAllowFailed = true; } } if ((request.responseTainting === "opaque" || response.type === "opaque") && crossOriginResourcePolicyCheck( request.origin, request.client, request.destination, actualResponse ) === "blocked") { return makeNetworkError2("blocked"); } if (redirectStatusSet.has(actualResponse.status)) { if (request.redirect !== "manual") { fetchParams.controller.connection.destroy(void 0, false); } if (request.redirect === "error") { response = makeNetworkError2("unexpected redirect"); } else if (request.redirect === "manual") { response = actualResponse; } else if (request.redirect === "follow") { response = await httpRedirectFetch(fetchParams, response); } else { assert(false); } } response.timingInfo = timingInfo; return response; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
httpFetch
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function httpRedirectFetch(fetchParams, response) { const request = fetchParams.request; const actualResponse = response.internalResponse ? response.internalResponse : response; let locationURL; try { locationURL = responseLocationURL( actualResponse, requestCurrentURL(request).hash ); if (locationURL == null) { return response; } } catch (err) { return Promise.resolve(makeNetworkError2(err)); } if (!urlIsHttpHttpsScheme(locationURL)) { return Promise.resolve(makeNetworkError2("URL scheme must be a HTTP(S) scheme")); } if (request.redirectCount === 20) { return Promise.resolve(makeNetworkError2("redirect count exceeded")); } request.redirectCount += 1; if (request.mode === "cors" && (locationURL.username || locationURL.password) && !sameOrigin(request, locationURL)) { return Promise.resolve(makeNetworkError2('cross origin not allowed for request mode "cors"')); } if (request.responseTainting === "cors" && (locationURL.username || locationURL.password)) { return Promise.resolve(makeNetworkError2( 'URL cannot contain credentials for request mode "cors"' )); } if (actualResponse.status !== 303 && request.body != null && request.body.source == null) { return Promise.resolve(makeNetworkError2()); } if ([301, 302].includes(actualResponse.status) && request.method === "POST" || actualResponse.status === 303 && !GET_OR_HEAD.includes(request.method)) { request.method = "GET"; request.body = null; for (const headerName of requestBodyHeader) { request.headersList.delete(headerName); } } if (!sameOrigin(requestCurrentURL(request), locationURL)) { request.headersList.delete("authorization", true); request.headersList.delete("proxy-authorization", true); request.headersList.delete("cookie", true); request.headersList.delete("host", true); } if (request.body != null) { assert(request.body.source != null); request.body = safelyExtractBody(request.body.source)[0]; } const timingInfo = fetchParams.timingInfo; timingInfo.redirectEndTime = timingInfo.postRedirectStartTime = coarsenedSharedCurrentTime(fetchParams.crossOriginIsolatedCapability); if (timingInfo.redirectStartTime === 0) { timingInfo.redirectStartTime = timingInfo.startTime; } request.urlList.push(locationURL); setRequestReferrerPolicyOnRedirect(request, actualResponse); return mainFetch(fetchParams, true); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
httpRedirectFetch
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
async function httpNetworkFetch(fetchParams, includeCredentials = false, forceNewConnection = false) { assert(!fetchParams.controller.connection || fetchParams.controller.connection.destroyed); fetchParams.controller.connection = { abort: null, destroyed: false, destroy(err, abort = true) { if (!this.destroyed) { this.destroyed = true; if (abort) { this.abort?.(err ?? new DOMException("The operation was aborted.", "AbortError")); } } } }; const request = fetchParams.request; let response = null; const timingInfo = fetchParams.timingInfo; const httpCache = null; if (httpCache == null) { request.cache = "no-store"; } const newConnection = forceNewConnection ? "yes" : "no"; if (request.mode === "websocket") { } else { } let requestBody = null; if (request.body == null && fetchParams.processRequestEndOfBody) { queueMicrotask(() => fetchParams.processRequestEndOfBody()); } else if (request.body != null) { const processBodyChunk = /* @__PURE__ */ __name(async function* (bytes) { if (isCancelled(fetchParams)) { return; } yield bytes; fetchParams.processRequestBodyChunkLength?.(bytes.byteLength); }, "processBodyChunk"); const processEndOfBody = /* @__PURE__ */ __name(() => { if (isCancelled(fetchParams)) { return; } if (fetchParams.processRequestEndOfBody) { fetchParams.processRequestEndOfBody(); } }, "processEndOfBody"); const processBodyError = /* @__PURE__ */ __name((e) => { if (isCancelled(fetchParams)) { return; } if (e.name === "AbortError") { fetchParams.controller.abort(); } else { fetchParams.controller.terminate(e); } }, "processBodyError"); requestBody = async function* () { try { for await (const bytes of request.body.stream) { yield* processBodyChunk(bytes); } processEndOfBody(); } catch (err) { processBodyError(err); } }(); } try { const { body, status, statusText, headersList, socket } = await dispatch({ body: requestBody }); if (socket) { response = makeResponse({ status, statusText, headersList, socket }); } else { const iterator = body[Symbol.asyncIterator](); fetchParams.controller.next = () => iterator.next(); response = makeResponse({ status, statusText, headersList }); } } catch (err) { if (err.name === "AbortError") { fetchParams.controller.connection.destroy(); return makeAppropriateNetworkError(fetchParams, err); } return makeNetworkError2(err); } const pullAlgorithm = /* @__PURE__ */ __name(async () => { await fetchParams.controller.resume(); }, "pullAlgorithm"); const cancelAlgorithm = /* @__PURE__ */ __name((reason) => { if (!isCancelled(fetchParams)) { fetchParams.controller.abort(reason); } }, "cancelAlgorithm"); const stream = new ReadableStream( { async start(controller) { fetchParams.controller.controller = controller; }, async pull(controller) { await pullAlgorithm(controller); }, async cancel(reason) { await cancelAlgorithm(reason); }, type: "bytes" } ); response.body = { stream, source: null, length: null }; fetchParams.controller.onAborted = onAborted; fetchParams.controller.on("terminated", onAborted); fetchParams.controller.resume = async () => { while (true) { let bytes; let isFailure; try { const { done, value } = await fetchParams.controller.next(); if (isAborted(fetchParams)) { break; } bytes = done ? void 0 : value; } catch (err) { if (fetchParams.controller.ended && !timingInfo.encodedBodySize) { bytes = void 0; } else { bytes = err; isFailure = true; } } if (bytes === void 0) { readableStreamClose(fetchParams.controller.controller); finalizeResponse(fetchParams, response); return; } timingInfo.decodedBodySize += bytes?.byteLength ?? 0; if (isFailure) { fetchParams.controller.terminate(bytes); return; } const buffer = new Uint8Array(bytes); if (buffer.byteLength) { fetchParams.controller.controller.enqueue(buffer); } if (isErrored(stream)) { fetchParams.controller.terminate(); return; } if (fetchParams.controller.controller.desiredSize <= 0) { return; } } }; function onAborted(reason) { if (isAborted(fetchParams)) { response.aborted = true; if (isReadable(stream)) { fetchParams.controller.controller.error( fetchParams.controller.serializedAbortReason ); } } else { if (isReadable(stream)) { fetchParams.controller.controller.error(new TypeError("terminated", { cause: isErrorLike(reason) ? reason : void 0 })); } } fetchParams.controller.connection.destroy(); } __name(onAborted, "onAborted"); return response; function dispatch({ body }) { const url = requestCurrentURL(request); const agent = fetchParams.controller.dispatcher; return new Promise((resolve, reject) => agent.dispatch( { path: url.pathname + url.search, origin: url.origin, method: request.method, body: agent.isMockActive ? request.body && (request.body.source || request.body.stream) : body, headers: request.headersList.entries, maxRedirections: 0, upgrade: request.mode === "websocket" ? "websocket" : void 0 }, { body: null, abort: null, onConnect(abort) { const { connection } = fetchParams.controller; timingInfo.finalConnectionTimingInfo = clampAndCoarsenConnectionTimingInfo(void 0, timingInfo.postRedirectStartTime, fetchParams.crossOriginIsolatedCapability); if (connection.destroyed) { abort(new DOMException("The operation was aborted.", "AbortError")); } else { fetchParams.controller.on("terminated", abort); this.abort = connection.abort = abort; } timingInfo.finalNetworkRequestStartTime = coarsenedSharedCurrentTime(fetchParams.crossOriginIsolatedCapability); }, onResponseStarted() { timingInfo.finalNetworkResponseStartTime = coarsenedSharedCurrentTime(fetchParams.crossOriginIsolatedCapability); }, onHeaders(status, rawHeaders, resume, statusText) { if (status < 200) { return; } let codings = []; let location = ""; const headersList = new HeadersList(); for (let i = 0; i < rawHeaders.length; i += 2) { headersList.append(bufferToLowerCasedHeaderName(rawHeaders[i]), rawHeaders[i + 1].toString("latin1"), true); } const contentEncoding = headersList.get("content-encoding", true); if (contentEncoding) { codings = contentEncoding.toLowerCase().split(",").map((x) => x.trim()); } location = headersList.get("location", true); this.body = new Readable({ read: resume }); const decoders = []; const willFollow = location && request.redirect === "follow" && redirectStatusSet.has(status); if (codings.length !== 0 && request.method !== "HEAD" && request.method !== "CONNECT" && !nullBodyStatus.includes(status) && !willFollow) { for (let i = codings.length - 1; i >= 0; --i) { const coding = codings[i]; if (coding === "x-gzip" || coding === "gzip") { decoders.push(zlib.createGunzip({ // Be less strict when decoding compressed responses, since sometimes // servers send slightly invalid responses that are still accepted // by common browsers. // Always using Z_SYNC_FLUSH is what cURL does. flush: zlib.constants.Z_SYNC_FLUSH, finishFlush: zlib.constants.Z_SYNC_FLUSH })); } else if (coding === "deflate") { decoders.push(createInflate({ flush: zlib.constants.Z_SYNC_FLUSH, finishFlush: zlib.constants.Z_SYNC_FLUSH })); } else if (coding === "br") { decoders.push(zlib.createBrotliDecompress({ flush: zlib.constants.BROTLI_OPERATION_FLUSH, finishFlush: zlib.constants.BROTLI_OPERATION_FLUSH })); } else { decoders.length = 0; break; } } } const onError = this.onError.bind(this); resolve({ status, statusText, headersList, body: decoders.length ? pipeline(this.body, ...decoders, (err) => { if (err) { this.onError(err); } }).on("error", onError) : this.body.on("error", onError) }); return true; }, onData(chunk) { if (fetchParams.controller.dump) { return; } const bytes = chunk; timingInfo.encodedBodySize += bytes.byteLength; return this.body.push(bytes); }, onComplete() { if (this.abort) { fetchParams.controller.off("terminated", this.abort); } if (fetchParams.controller.onAborted) { fetchParams.controller.off("terminated", fetchParams.controller.onAborted); } fetchParams.controller.ended = true; this.body.push(null); }, onError(error) { if (this.abort) { fetchParams.controller.off("terminated", this.abort); } this.body?.destroy(error); fetchParams.controller.terminate(error); reject(error); }, onUpgrade(status, rawHeaders, socket) { if (status !== 101) { return; } const headersList = new HeadersList(); for (let i = 0; i < rawHeaders.length; i += 2) { headersList.append(bufferToLowerCasedHeaderName(rawHeaders[i]), rawHeaders[i + 1].toString("latin1"), true); } resolve({ status, statusText: STATUS_CODES[status], headersList, socket }); return true; } } )); } __name(dispatch, "dispatch"); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
httpNetworkFetch
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
destroy(err, abort = true) { if (!this.destroyed) { this.destroyed = true; if (abort) { this.abort?.(err ?? new DOMException("The operation was aborted.", "AbortError")); } } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
destroy
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
async start(controller) { fetchParams.controller.controller = controller; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
start
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
async pull(controller) { await pullAlgorithm(controller); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
pull
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
async cancel(reason) { await cancelAlgorithm(reason); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
cancel
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function onAborted(reason) { if (isAborted(fetchParams)) { response.aborted = true; if (isReadable(stream)) { fetchParams.controller.controller.error( fetchParams.controller.serializedAbortReason ); } } else { if (isReadable(stream)) { fetchParams.controller.controller.error(new TypeError("terminated", { cause: isErrorLike(reason) ? reason : void 0 })); } } fetchParams.controller.connection.destroy(); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
onAborted
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function dispatch({ body }) { const url = requestCurrentURL(request); const agent = fetchParams.controller.dispatcher; return new Promise((resolve, reject) => agent.dispatch( { path: url.pathname + url.search, origin: url.origin, method: request.method, body: agent.isMockActive ? request.body && (request.body.source || request.body.stream) : body, headers: request.headersList.entries, maxRedirections: 0, upgrade: request.mode === "websocket" ? "websocket" : void 0 }, { body: null, abort: null, onConnect(abort) { const { connection } = fetchParams.controller; timingInfo.finalConnectionTimingInfo = clampAndCoarsenConnectionTimingInfo(void 0, timingInfo.postRedirectStartTime, fetchParams.crossOriginIsolatedCapability); if (connection.destroyed) { abort(new DOMException("The operation was aborted.", "AbortError")); } else { fetchParams.controller.on("terminated", abort); this.abort = connection.abort = abort; } timingInfo.finalNetworkRequestStartTime = coarsenedSharedCurrentTime(fetchParams.crossOriginIsolatedCapability); }, onResponseStarted() { timingInfo.finalNetworkResponseStartTime = coarsenedSharedCurrentTime(fetchParams.crossOriginIsolatedCapability); }, onHeaders(status, rawHeaders, resume, statusText) { if (status < 200) { return; } let codings = []; let location = ""; const headersList = new HeadersList(); for (let i = 0; i < rawHeaders.length; i += 2) { headersList.append(bufferToLowerCasedHeaderName(rawHeaders[i]), rawHeaders[i + 1].toString("latin1"), true); } const contentEncoding = headersList.get("content-encoding", true); if (contentEncoding) { codings = contentEncoding.toLowerCase().split(",").map((x) => x.trim()); } location = headersList.get("location", true); this.body = new Readable({ read: resume }); const decoders = []; const willFollow = location && request.redirect === "follow" && redirectStatusSet.has(status); if (codings.length !== 0 && request.method !== "HEAD" && request.method !== "CONNECT" && !nullBodyStatus.includes(status) && !willFollow) { for (let i = codings.length - 1; i >= 0; --i) { const coding = codings[i]; if (coding === "x-gzip" || coding === "gzip") { decoders.push(zlib.createGunzip({ // Be less strict when decoding compressed responses, since sometimes // servers send slightly invalid responses that are still accepted // by common browsers. // Always using Z_SYNC_FLUSH is what cURL does. flush: zlib.constants.Z_SYNC_FLUSH, finishFlush: zlib.constants.Z_SYNC_FLUSH })); } else if (coding === "deflate") { decoders.push(createInflate({ flush: zlib.constants.Z_SYNC_FLUSH, finishFlush: zlib.constants.Z_SYNC_FLUSH })); } else if (coding === "br") { decoders.push(zlib.createBrotliDecompress({ flush: zlib.constants.BROTLI_OPERATION_FLUSH, finishFlush: zlib.constants.BROTLI_OPERATION_FLUSH })); } else { decoders.length = 0; break; } } } const onError = this.onError.bind(this); resolve({ status, statusText, headersList, body: decoders.length ? pipeline(this.body, ...decoders, (err) => { if (err) { this.onError(err); } }).on("error", onError) : this.body.on("error", onError) }); return true; }, onData(chunk) { if (fetchParams.controller.dump) { return; } const bytes = chunk; timingInfo.encodedBodySize += bytes.byteLength; return this.body.push(bytes); }, onComplete() { if (this.abort) { fetchParams.controller.off("terminated", this.abort); } if (fetchParams.controller.onAborted) { fetchParams.controller.off("terminated", fetchParams.controller.onAborted); } fetchParams.controller.ended = true; this.body.push(null); }, onError(error) { if (this.abort) { fetchParams.controller.off("terminated", this.abort); } this.body?.destroy(error); fetchParams.controller.terminate(error); reject(error); }, onUpgrade(status, rawHeaders, socket) { if (status !== 101) { return; } const headersList = new HeadersList(); for (let i = 0; i < rawHeaders.length; i += 2) { headersList.append(bufferToLowerCasedHeaderName(rawHeaders[i]), rawHeaders[i + 1].toString("latin1"), true); } resolve({ status, statusText: STATUS_CODES[status], headersList, socket }); return true; } } )); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
dispatch
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
onConnect(abort) { const { connection } = fetchParams.controller; timingInfo.finalConnectionTimingInfo = clampAndCoarsenConnectionTimingInfo(void 0, timingInfo.postRedirectStartTime, fetchParams.crossOriginIsolatedCapability); if (connection.destroyed) { abort(new DOMException("The operation was aborted.", "AbortError")); } else { fetchParams.controller.on("terminated", abort); this.abort = connection.abort = abort; } timingInfo.finalNetworkRequestStartTime = coarsenedSharedCurrentTime(fetchParams.crossOriginIsolatedCapability); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
onConnect
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
onResponseStarted() { timingInfo.finalNetworkResponseStartTime = coarsenedSharedCurrentTime(fetchParams.crossOriginIsolatedCapability); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
onResponseStarted
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
onHeaders(status, rawHeaders, resume, statusText) { if (status < 200) { return; } let codings = []; let location = ""; const headersList = new HeadersList(); for (let i = 0; i < rawHeaders.length; i += 2) { headersList.append(bufferToLowerCasedHeaderName(rawHeaders[i]), rawHeaders[i + 1].toString("latin1"), true); } const contentEncoding = headersList.get("content-encoding", true); if (contentEncoding) { codings = contentEncoding.toLowerCase().split(",").map((x) => x.trim()); } location = headersList.get("location", true); this.body = new Readable({ read: resume }); const decoders = []; const willFollow = location && request.redirect === "follow" && redirectStatusSet.has(status); if (codings.length !== 0 && request.method !== "HEAD" && request.method !== "CONNECT" && !nullBodyStatus.includes(status) && !willFollow) { for (let i = codings.length - 1; i >= 0; --i) { const coding = codings[i]; if (coding === "x-gzip" || coding === "gzip") { decoders.push(zlib.createGunzip({ // Be less strict when decoding compressed responses, since sometimes // servers send slightly invalid responses that are still accepted // by common browsers. // Always using Z_SYNC_FLUSH is what cURL does. flush: zlib.constants.Z_SYNC_FLUSH, finishFlush: zlib.constants.Z_SYNC_FLUSH })); } else if (coding === "deflate") { decoders.push(createInflate({ flush: zlib.constants.Z_SYNC_FLUSH, finishFlush: zlib.constants.Z_SYNC_FLUSH })); } else if (coding === "br") { decoders.push(zlib.createBrotliDecompress({ flush: zlib.constants.BROTLI_OPERATION_FLUSH, finishFlush: zlib.constants.BROTLI_OPERATION_FLUSH })); } else { decoders.length = 0; break; } } } const onError = this.onError.bind(this); resolve({ status, statusText, headersList, body: decoders.length ? pipeline(this.body, ...decoders, (err) => { if (err) { this.onError(err); } }).on("error", onError) : this.body.on("error", onError) }); return true; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
onHeaders
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
onData(chunk) { if (fetchParams.controller.dump) { return; } const bytes = chunk; timingInfo.encodedBodySize += bytes.byteLength; return this.body.push(bytes); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
onData
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
onComplete() { if (this.abort) { fetchParams.controller.off("terminated", this.abort); } if (fetchParams.controller.onAborted) { fetchParams.controller.off("terminated", fetchParams.controller.onAborted); } fetchParams.controller.ended = true; this.body.push(null); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
onComplete
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
onError(error) { if (this.abort) { fetchParams.controller.off("terminated", this.abort); } this.body?.destroy(error); fetchParams.controller.terminate(error); reject(error); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
onError
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
onUpgrade(status, rawHeaders, socket) { if (status !== 101) { return; } const headersList = new HeadersList(); for (let i = 0; i < rawHeaders.length; i += 2) { headersList.append(bufferToLowerCasedHeaderName(rawHeaders[i]), rawHeaders[i + 1].toString("latin1"), true); } resolve({ status, statusText: STATUS_CODES[status], headersList, socket }); return true; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
onUpgrade
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
constructor(type, eventInitDict = {}) { type = webidl.converters.DOMString(type, "ProgressEvent constructor", "type"); eventInitDict = webidl.converters.ProgressEventInit(eventInitDict ?? {}); super(type, eventInitDict); this[kState] = { lengthComputable: eventInitDict.lengthComputable, loaded: eventInitDict.loaded, total: eventInitDict.total }; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
constructor
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get lengthComputable() { webidl.brandCheck(this, _ProgressEvent); return this[kState].lengthComputable; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
lengthComputable
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get loaded() { webidl.brandCheck(this, _ProgressEvent); return this[kState].loaded; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
loaded
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get total() { webidl.brandCheck(this, _ProgressEvent); return this[kState].total; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
total
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function getEncoding(label) { if (!label) { return "failure"; } switch (label.trim().toLowerCase()) { case "unicode-1-1-utf-8": case "unicode11utf8": case "unicode20utf8": case "utf-8": case "utf8": case "x-unicode20utf8": return "UTF-8"; case "866": case "cp866": case "csibm866": case "ibm866": return "IBM866"; case "csisolatin2": case "iso-8859-2": case "iso-ir-101": case "iso8859-2": case "iso88592": case "iso_8859-2": case "iso_8859-2:1987": case "l2": case "latin2": return "ISO-8859-2"; case "csisolatin3": case "iso-8859-3": case "iso-ir-109": case "iso8859-3": case "iso88593": case "iso_8859-3": case "iso_8859-3:1988": case "l3": case "latin3": return "ISO-8859-3"; case "csisolatin4": case "iso-8859-4": case "iso-ir-110": case "iso8859-4": case "iso88594": case "iso_8859-4": case "iso_8859-4:1988": case "l4": case "latin4": return "ISO-8859-4"; case "csisolatincyrillic": case "cyrillic": case "iso-8859-5": case "iso-ir-144": case "iso8859-5": case "iso88595": case "iso_8859-5": case "iso_8859-5:1988": return "ISO-8859-5"; case "arabic": case "asmo-708": case "csiso88596e": case "csiso88596i": case "csisolatinarabic": case "ecma-114": case "iso-8859-6": case "iso-8859-6-e": case "iso-8859-6-i": case "iso-ir-127": case "iso8859-6": case "iso88596": case "iso_8859-6": case "iso_8859-6:1987": return "ISO-8859-6"; case "csisolatingreek": case "ecma-118": case "elot_928": case "greek": case "greek8": case "iso-8859-7": case "iso-ir-126": case "iso8859-7": case "iso88597": case "iso_8859-7": case "iso_8859-7:1987": case "sun_eu_greek": return "ISO-8859-7"; case "csiso88598e": case "csisolatinhebrew": case "hebrew": case "iso-8859-8": case "iso-8859-8-e": case "iso-ir-138": case "iso8859-8": case "iso88598": case "iso_8859-8": case "iso_8859-8:1988": case "visual": return "ISO-8859-8"; case "csiso88598i": case "iso-8859-8-i": case "logical": return "ISO-8859-8-I"; case "csisolatin6": case "iso-8859-10": case "iso-ir-157": case "iso8859-10": case "iso885910": case "l6": case "latin6": return "ISO-8859-10"; case "iso-8859-13": case "iso8859-13": case "iso885913": return "ISO-8859-13"; case "iso-8859-14": case "iso8859-14": case "iso885914": return "ISO-8859-14"; case "csisolatin9": case "iso-8859-15": case "iso8859-15": case "iso885915": case "iso_8859-15": case "l9": return "ISO-8859-15"; case "iso-8859-16": return "ISO-8859-16"; case "cskoi8r": case "koi": case "koi8": case "koi8-r": case "koi8_r": return "KOI8-R"; case "koi8-ru": case "koi8-u": return "KOI8-U"; case "csmacintosh": case "mac": case "macintosh": case "x-mac-roman": return "macintosh"; case "iso-8859-11": case "iso8859-11": case "iso885911": case "tis-620": case "windows-874": return "windows-874"; case "cp1250": case "windows-1250": case "x-cp1250": return "windows-1250"; case "cp1251": case "windows-1251": case "x-cp1251": return "windows-1251"; case "ansi_x3.4-1968": case "ascii": case "cp1252": case "cp819": case "csisolatin1": case "ibm819": case "iso-8859-1": case "iso-ir-100": case "iso8859-1": case "iso88591": case "iso_8859-1": case "iso_8859-1:1987": case "l1": case "latin1": case "us-ascii": case "windows-1252": case "x-cp1252": return "windows-1252"; case "cp1253": case "windows-1253": case "x-cp1253": return "windows-1253"; case "cp1254": case "csisolatin5": case "iso-8859-9": case "iso-ir-148": case "iso8859-9": case "iso88599": case "iso_8859-9": case "iso_8859-9:1989": case "l5": case "latin5": case "windows-1254": case "x-cp1254": return "windows-1254"; case "cp1255": case "windows-1255": case "x-cp1255": return "windows-1255"; case "cp1256": case "windows-1256": case "x-cp1256": return "windows-1256"; case "cp1257": case "windows-1257": case "x-cp1257": return "windows-1257"; case "cp1258": case "windows-1258": case "x-cp1258": return "windows-1258"; case "x-mac-cyrillic": case "x-mac-ukrainian": return "x-mac-cyrillic"; case "chinese": case "csgb2312": case "csiso58gb231280": case "gb2312": case "gb_2312": case "gb_2312-80": case "gbk": case "iso-ir-58": case "x-gbk": return "GBK"; case "gb18030": return "gb18030"; case "big5": case "big5-hkscs": case "cn-big5": case "csbig5": case "x-x-big5": return "Big5"; case "cseucpkdfmtjapanese": case "euc-jp": case "x-euc-jp": return "EUC-JP"; case "csiso2022jp": case "iso-2022-jp": return "ISO-2022-JP"; case "csshiftjis": case "ms932": case "ms_kanji": case "shift-jis": case "shift_jis": case "sjis": case "windows-31j": case "x-sjis": return "Shift_JIS"; case "cseuckr": case "csksc56011987": case "euc-kr": case "iso-ir-149": case "korean": case "ks_c_5601-1987": case "ks_c_5601-1989": case "ksc5601": case "ksc_5601": case "windows-949": return "EUC-KR"; case "csiso2022kr": case "hz-gb-2312": case "iso-2022-cn": case "iso-2022-cn-ext": case "iso-2022-kr": case "replacement": return "replacement"; case "unicodefffe": case "utf-16be": return "UTF-16BE"; case "csunicode": case "iso-10646-ucs-2": case "ucs-2": case "unicode": case "unicodefeff": case "utf-16": case "utf-16le": return "UTF-16LE"; case "x-user-defined": return "x-user-defined"; default: return "failure"; } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
getEncoding
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function readOperation(fr, blob, type, encodingName) { if (fr[kState] === "loading") { throw new DOMException("Invalid state", "InvalidStateError"); } fr[kState] = "loading"; fr[kResult] = null; fr[kError] = null; const stream = blob.stream(); const reader = stream.getReader(); const bytes = []; let chunkPromise = reader.read(); let isFirstChunk = true; (async () => { while (!fr[kAborted]) { try { const { done, value } = await chunkPromise; if (isFirstChunk && !fr[kAborted]) { queueMicrotask(() => { fireAProgressEvent("loadstart", fr); }); } isFirstChunk = false; if (!done && types.isUint8Array(value)) { bytes.push(value); if ((fr[kLastProgressEventFired] === void 0 || Date.now() - fr[kLastProgressEventFired] >= 50) && !fr[kAborted]) { fr[kLastProgressEventFired] = Date.now(); queueMicrotask(() => { fireAProgressEvent("progress", fr); }); } chunkPromise = reader.read(); } else if (done) { queueMicrotask(() => { fr[kState] = "done"; try { const result = packageData(bytes, type, blob.type, encodingName); if (fr[kAborted]) { return; } fr[kResult] = result; fireAProgressEvent("load", fr); } catch (error) { fr[kError] = error; fireAProgressEvent("error", fr); } if (fr[kState] !== "loading") { fireAProgressEvent("loadend", fr); } }); break; } } catch (error) { if (fr[kAborted]) { return; } queueMicrotask(() => { fr[kState] = "done"; fr[kError] = error; fireAProgressEvent("error", fr); if (fr[kState] !== "loading") { fireAProgressEvent("loadend", fr); } }); break; } } })(); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
readOperation
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function fireAProgressEvent(e, reader) { const event = new ProgressEvent(e, { bubbles: false, cancelable: false }); reader.dispatchEvent(event); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
fireAProgressEvent
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function packageData(bytes, type, mimeType, encodingName) { switch (type) { case "DataURL": { let dataURL = "data:"; const parsed = parseMIMEType(mimeType || "application/octet-stream"); if (parsed !== "failure") { dataURL += serializeAMimeType(parsed); } dataURL += ";base64,"; const decoder = new StringDecoder("latin1"); for (const chunk of bytes) { dataURL += btoa(decoder.write(chunk)); } dataURL += btoa(decoder.end()); return dataURL; } case "Text": { let encoding = "failure"; if (encodingName) { encoding = getEncoding(encodingName); } if (encoding === "failure" && mimeType) { const type2 = parseMIMEType(mimeType); if (type2 !== "failure") { encoding = getEncoding(type2.parameters.get("charset")); } } if (encoding === "failure") { encoding = "UTF-8"; } return decode(bytes, encoding); } case "ArrayBuffer": { const sequence = combineByteSequences(bytes); return sequence.buffer; } case "BinaryString": { let binaryString = ""; const decoder = new StringDecoder("latin1"); for (const chunk of bytes) { binaryString += decoder.write(chunk); } binaryString += decoder.end(); return binaryString; } } }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
packageData
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function decode(ioQueue, encoding) { const bytes = combineByteSequences(ioQueue); const BOMEncoding = BOMSniffing(bytes); let slice = 0; if (BOMEncoding !== null) { encoding = BOMEncoding; slice = BOMEncoding === "UTF-8" ? 3 : 2; } const sliced = bytes.slice(slice); return new TextDecoder(encoding).decode(sliced); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
decode
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function BOMSniffing(ioQueue) { const [a, b, c] = ioQueue; if (a === 239 && b === 187 && c === 191) { return "UTF-8"; } else if (a === 254 && b === 255) { return "UTF-16BE"; } else if (a === 255 && b === 254) { return "UTF-16LE"; } return null; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
BOMSniffing
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function combineByteSequences(sequences) { const size = sequences.reduce((a, b) => { return a + b.byteLength; }, 0); let offset = 0; return sequences.reduce((a, b) => { a.set(b, offset); offset += b.byteLength; return a; }, new Uint8Array(size)); }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
combineByteSequences
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
constructor() { super(); this[kState] = "empty"; this[kResult] = null; this[kError] = null; this[kEvents] = { loadend: null, error: null, abort: null, load: null, progress: null, loadstart: null }; }
@see https://fetch.spec.whatwg.org/#concept-header-list-get @param {string} name @param {boolean} isLowerCase @returns {string | null}
constructor
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
readAsArrayBuffer(blob) { webidl.brandCheck(this, _FileReader); webidl.argumentLengthCheck(arguments, 1, "FileReader.readAsArrayBuffer"); blob = webidl.converters.Blob(blob, { strict: false }); readOperation(this, blob, "ArrayBuffer"); }
@see https://w3c.github.io/FileAPI/#dfn-readAsArrayBuffer @param {import('buffer').Blob} blob
readAsArrayBuffer
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
readAsBinaryString(blob) { webidl.brandCheck(this, _FileReader); webidl.argumentLengthCheck(arguments, 1, "FileReader.readAsBinaryString"); blob = webidl.converters.Blob(blob, { strict: false }); readOperation(this, blob, "BinaryString"); }
@see https://w3c.github.io/FileAPI/#readAsBinaryString @param {import('buffer').Blob} blob
readAsBinaryString
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
readAsText(blob, encoding = void 0) { webidl.brandCheck(this, _FileReader); webidl.argumentLengthCheck(arguments, 1, "FileReader.readAsText"); blob = webidl.converters.Blob(blob, { strict: false }); if (encoding !== void 0) { encoding = webidl.converters.DOMString(encoding, "FileReader.readAsText", "encoding"); } readOperation(this, blob, "Text", encoding); }
@see https://w3c.github.io/FileAPI/#readAsDataText @param {import('buffer').Blob} blob @param {string?} encoding
readAsText
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
readAsDataURL(blob) { webidl.brandCheck(this, _FileReader); webidl.argumentLengthCheck(arguments, 1, "FileReader.readAsDataURL"); blob = webidl.converters.Blob(blob, { strict: false }); readOperation(this, blob, "DataURL"); }
@see https://w3c.github.io/FileAPI/#dfn-readAsDataURL @param {import('buffer').Blob} blob
readAsDataURL
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
abort() { if (this[kState] === "empty" || this[kState] === "done") { this[kResult] = null; return; } if (this[kState] === "loading") { this[kState] = "done"; this[kResult] = null; } this[kAborted] = true; fireAProgressEvent("abort", this); if (this[kState] !== "loading") { fireAProgressEvent("loadend", this); } }
@see https://w3c.github.io/FileAPI/#dfn-abort
abort
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get readyState() { webidl.brandCheck(this, _FileReader); switch (this[kState]) { case "empty": return this.EMPTY; case "loading": return this.LOADING; case "done": return this.DONE; } }
@see https://w3c.github.io/FileAPI/#dom-filereader-readystate
readyState
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get result() { webidl.brandCheck(this, _FileReader); return this[kResult]; }
@see https://w3c.github.io/FileAPI/#dom-filereader-result
result
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get error() { webidl.brandCheck(this, _FileReader); return this[kError]; }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
error
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get onloadend() { webidl.brandCheck(this, _FileReader); return this[kEvents].loadend; }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onloadend
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
set onloadend(fn) { webidl.brandCheck(this, _FileReader); if (this[kEvents].loadend) { this.removeEventListener("loadend", this[kEvents].loadend); } if (typeof fn === "function") { this[kEvents].loadend = fn; this.addEventListener("loadend", fn); } else { this[kEvents].loadend = null; } }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onloadend
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get onerror() { webidl.brandCheck(this, _FileReader); return this[kEvents].error; }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onerror
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
set onerror(fn) { webidl.brandCheck(this, _FileReader); if (this[kEvents].error) { this.removeEventListener("error", this[kEvents].error); } if (typeof fn === "function") { this[kEvents].error = fn; this.addEventListener("error", fn); } else { this[kEvents].error = null; } }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onerror
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get onloadstart() { webidl.brandCheck(this, _FileReader); return this[kEvents].loadstart; }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onloadstart
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
set onloadstart(fn) { webidl.brandCheck(this, _FileReader); if (this[kEvents].loadstart) { this.removeEventListener("loadstart", this[kEvents].loadstart); } if (typeof fn === "function") { this[kEvents].loadstart = fn; this.addEventListener("loadstart", fn); } else { this[kEvents].loadstart = null; } }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onloadstart
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get onprogress() { webidl.brandCheck(this, _FileReader); return this[kEvents].progress; }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onprogress
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
set onprogress(fn) { webidl.brandCheck(this, _FileReader); if (this[kEvents].progress) { this.removeEventListener("progress", this[kEvents].progress); } if (typeof fn === "function") { this[kEvents].progress = fn; this.addEventListener("progress", fn); } else { this[kEvents].progress = null; } }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onprogress
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get onload() { webidl.brandCheck(this, _FileReader); return this[kEvents].load; }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onload
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
set onload(fn) { webidl.brandCheck(this, _FileReader); if (this[kEvents].load) { this.removeEventListener("load", this[kEvents].load); } if (typeof fn === "function") { this[kEvents].load = fn; this.addEventListener("load", fn); } else { this[kEvents].load = null; } }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onload
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
get onabort() { webidl.brandCheck(this, _FileReader); return this[kEvents].abort; }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onabort
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
set onabort(fn) { webidl.brandCheck(this, _FileReader); if (this[kEvents].abort) { this.removeEventListener("abort", this[kEvents].abort); } if (typeof fn === "function") { this[kEvents].abort = fn; this.addEventListener("abort", fn); } else { this[kEvents].abort = null; } }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
onabort
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function urlEquals(A, B, excludeFragment = false) { const serializedA = URLSerializer(A, excludeFragment); const serializedB = URLSerializer(B, excludeFragment); return serializedA === serializedB; }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
urlEquals
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
function getFieldValues(header) { assert(header !== null); const values = []; for (let value of header.split(",")) { value = value.trim(); if (isValidHeaderName(value)) { values.push(value); } } return values; }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
getFieldValues
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
constructor() { /** * @see https://w3c.github.io/ServiceWorker/#batch-cache-operations-algorithm * @param {CacheBatchOperation[]} operations * @returns {requestResponseList} */ __privateAdd(this, _batchCacheOperations); /** * @see https://w3c.github.io/ServiceWorker/#query-cache * @param {any} requestQuery * @param {import('../../types/cache').CacheQueryOptions} options * @param {requestResponseList} targetStorage * @returns {requestResponseList} */ __privateAdd(this, _queryCache); /** * @see https://w3c.github.io/ServiceWorker/#request-matches-cached-item-algorithm * @param {any} requestQuery * @param {any} request * @param {any | null} response * @param {import('../../types/cache').CacheQueryOptions | undefined} options * @returns {boolean} */ __privateAdd(this, _requestMatchesCachedItem); __privateAdd(this, _internalMatchAll); /** * @see https://w3c.github.io/ServiceWorker/#dfn-relevant-request-response-list * @type {requestResponseList} */ __privateAdd(this, _relevantRequestResponseList, void 0); if (arguments[0] !== kConstruct) { webidl.illegalConstructor(); } webidl.util.markAsUncloneable(this); __privateSet(this, _relevantRequestResponseList, arguments[1]); }
@see https://w3c.github.io/FileAPI/#dom-filereader-error
constructor
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
async match(request, options = {}) { webidl.brandCheck(this, _Cache); const prefix = "Cache.match"; webidl.argumentLengthCheck(arguments, 1, prefix); request = webidl.converters.RequestInfo(request, prefix, "request"); options = webidl.converters.CacheQueryOptions(options, prefix, "options"); const p = __privateMethod(this, _internalMatchAll, internalMatchAll_fn).call(this, request, options, 1); if (p.length === 0) { return; } return p[0]; }
@see https://w3c.github.io/ServiceWorker/#dfn-relevant-request-response-list @type {requestResponseList}
match
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT
async matchAll(request = void 0, options = {}) { webidl.brandCheck(this, _Cache); const prefix = "Cache.matchAll"; if (request !== void 0) request = webidl.converters.RequestInfo(request, prefix, "request"); options = webidl.converters.CacheQueryOptions(options, prefix, "options"); return __privateMethod(this, _internalMatchAll, internalMatchAll_fn).call(this, request, options); }
@see https://w3c.github.io/ServiceWorker/#dfn-relevant-request-response-list @type {requestResponseList}
matchAll
javascript
vercel/next.js
packages/next/src/compiled/@edge-runtime/primitives/fetch.js
https://github.com/vercel/next.js/blob/master/packages/next/src/compiled/@edge-runtime/primitives/fetch.js
MIT