894 lines
45 KiB
JavaScript
Executable File
894 lines
45 KiB
JavaScript
Executable File
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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0 && (module.exports = {
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NEXT_PATCH_SYMBOL: null,
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createPatchedFetcher: null,
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patchFetch: null,
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validateRevalidate: null,
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validateTags: null
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});
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function _export(target, all) {
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for(var name in all)Object.defineProperty(target, name, {
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enumerable: true,
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get: all[name]
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});
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}
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_export(exports, {
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NEXT_PATCH_SYMBOL: function() {
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return NEXT_PATCH_SYMBOL;
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},
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createPatchedFetcher: function() {
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return createPatchedFetcher;
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},
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patchFetch: function() {
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return patchFetch;
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},
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validateRevalidate: function() {
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return validateRevalidate;
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},
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validateTags: function() {
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return validateTags;
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}
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});
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const _constants = require("./trace/constants");
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const _tracer = require("./trace/tracer");
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const _constants1 = require("../../lib/constants");
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const _dynamicrendering = require("../app-render/dynamic-rendering");
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const _dynamicrenderingutils = require("../dynamic-rendering-utils");
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const _dedupefetch = require("./dedupe-fetch");
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const _workunitasyncstorageexternal = require("../app-render/work-unit-async-storage.external");
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const _responsecache = require("../response-cache");
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const _scheduler = require("../../lib/scheduler");
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const _cloneresponse = require("./clone-response");
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const isEdgeRuntime = process.env.NEXT_RUNTIME === 'edge';
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const NEXT_PATCH_SYMBOL = Symbol.for('next-patch');
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function isFetchPatched() {
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return globalThis[NEXT_PATCH_SYMBOL] === true;
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}
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function validateRevalidate(revalidateVal, route) {
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try {
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let normalizedRevalidate = undefined;
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if (revalidateVal === false) {
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normalizedRevalidate = _constants1.INFINITE_CACHE;
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} else if (typeof revalidateVal === 'number' && !isNaN(revalidateVal) && revalidateVal > -1) {
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normalizedRevalidate = revalidateVal;
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} else if (typeof revalidateVal !== 'undefined') {
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throw Object.defineProperty(new Error(`Invalid revalidate value "${revalidateVal}" on "${route}", must be a non-negative number or false`), "__NEXT_ERROR_CODE", {
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value: "E179",
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enumerable: false,
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configurable: true
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});
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}
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return normalizedRevalidate;
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} catch (err) {
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// handle client component error from attempting to check revalidate value
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if (err instanceof Error && err.message.includes('Invalid revalidate')) {
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throw err;
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}
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return undefined;
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}
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}
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function validateTags(tags, description) {
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const validTags = [];
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const invalidTags = [];
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for(let i = 0; i < tags.length; i++){
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const tag = tags[i];
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if (typeof tag !== 'string') {
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invalidTags.push({
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tag,
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reason: 'invalid type, must be a string'
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});
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} else if (tag.length > _constants1.NEXT_CACHE_TAG_MAX_LENGTH) {
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invalidTags.push({
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tag,
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reason: `exceeded max length of ${_constants1.NEXT_CACHE_TAG_MAX_LENGTH}`
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});
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} else {
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validTags.push(tag);
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}
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if (validTags.length > _constants1.NEXT_CACHE_TAG_MAX_ITEMS) {
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console.warn(`Warning: exceeded max tag count for ${description}, dropped tags:`, tags.slice(i).join(', '));
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break;
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}
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}
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if (invalidTags.length > 0) {
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console.warn(`Warning: invalid tags passed to ${description}: `);
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for (const { tag, reason } of invalidTags){
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console.log(`tag: "${tag}" ${reason}`);
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}
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}
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return validTags;
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}
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function trackFetchMetric(workStore, ctx) {
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if (!workStore.shouldTrackFetchMetrics) {
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return;
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}
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workStore.fetchMetrics ??= [];
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workStore.fetchMetrics.push({
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...ctx,
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end: performance.timeOrigin + performance.now(),
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idx: workStore.nextFetchId || 0
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});
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}
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async function createCachedPrerenderResponse(res, cacheKey, incrementalCacheContext, incrementalCache, revalidate, handleUnlock) {
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// We are prerendering at build time or revalidate time with cacheComponents so we
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// need to buffer the response so we can guarantee it can be read in a
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// microtask.
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const bodyBuffer = await res.arrayBuffer();
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const fetchedData = {
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headers: Object.fromEntries(res.headers.entries()),
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body: Buffer.from(bodyBuffer).toString('base64'),
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status: res.status,
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url: res.url
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};
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// We can skip setting the serverComponentsHmrCache because we aren't in dev
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// mode.
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if (incrementalCacheContext) {
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await incrementalCache.set(cacheKey, {
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kind: _responsecache.CachedRouteKind.FETCH,
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data: fetchedData,
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revalidate
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}, incrementalCacheContext);
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}
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await handleUnlock();
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// We return a new Response to the caller.
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return new Response(bodyBuffer, {
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headers: res.headers,
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status: res.status,
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statusText: res.statusText
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});
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}
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async function createCachedDynamicResponse(workStore, res, cacheKey, incrementalCacheContext, incrementalCache, serverComponentsHmrCache, revalidate, input, handleUnlock) {
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// We're cloning the response using this utility because there exists a bug in
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// the undici library around response cloning. See the following pull request
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// for more details: https://github.com/vercel/next.js/pull/73274
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const [cloned1, cloned2] = (0, _cloneresponse.cloneResponse)(res);
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// We are dynamically rendering including dev mode. We want to return the
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// response to the caller as soon as possible because it might stream over a
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// very long time.
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const cacheSetPromise = cloned1.arrayBuffer().then(async (arrayBuffer)=>{
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const bodyBuffer = Buffer.from(arrayBuffer);
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const fetchedData = {
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headers: Object.fromEntries(cloned1.headers.entries()),
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body: bodyBuffer.toString('base64'),
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status: cloned1.status,
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url: cloned1.url
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};
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serverComponentsHmrCache == null ? void 0 : serverComponentsHmrCache.set(cacheKey, fetchedData);
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if (incrementalCacheContext) {
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await incrementalCache.set(cacheKey, {
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kind: _responsecache.CachedRouteKind.FETCH,
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data: fetchedData,
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revalidate
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}, incrementalCacheContext);
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}
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}).catch((error)=>console.warn(`Failed to set fetch cache`, input, error)).finally(handleUnlock);
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const pendingRevalidateKey = `cache-set-${cacheKey}`;
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workStore.pendingRevalidates ??= {};
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if (pendingRevalidateKey in workStore.pendingRevalidates) {
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// there is already a pending revalidate entry that we need to await to
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// avoid race conditions
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await workStore.pendingRevalidates[pendingRevalidateKey];
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}
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workStore.pendingRevalidates[pendingRevalidateKey] = cacheSetPromise.finally(()=>{
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var _workStore_pendingRevalidates;
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// If the pending revalidate is not present in the store, then we have
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// nothing to delete.
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if (!((_workStore_pendingRevalidates = workStore.pendingRevalidates) == null ? void 0 : _workStore_pendingRevalidates[pendingRevalidateKey])) {
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return;
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}
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delete workStore.pendingRevalidates[pendingRevalidateKey];
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});
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return cloned2;
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}
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function createPatchedFetcher(originFetch, { workAsyncStorage, workUnitAsyncStorage }) {
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// Create the patched fetch function.
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const patched = async function fetch(input, init) {
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var _init_method, _init_next;
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let url;
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try {
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url = new URL(input instanceof Request ? input.url : input);
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url.username = '';
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url.password = '';
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} catch {
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// Error caused by malformed URL should be handled by native fetch
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url = undefined;
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}
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const fetchUrl = (url == null ? void 0 : url.href) ?? '';
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const method = (init == null ? void 0 : (_init_method = init.method) == null ? void 0 : _init_method.toUpperCase()) || 'GET';
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// Do create a new span trace for internal fetches in the
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// non-verbose mode.
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const isInternal = (init == null ? void 0 : (_init_next = init.next) == null ? void 0 : _init_next.internal) === true;
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const hideSpan = process.env.NEXT_OTEL_FETCH_DISABLED === '1';
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// We don't track fetch metrics for internal fetches
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// so it's not critical that we have a start time, as it won't be recorded.
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// This is to workaround a flaky issue where performance APIs might
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// not be available and will require follow-up investigation.
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const fetchStart = isInternal ? undefined : performance.timeOrigin + performance.now();
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const workStore = workAsyncStorage.getStore();
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const workUnitStore = workUnitAsyncStorage.getStore();
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// During static generation we track cache reads so we can reason about when they fill
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let cacheSignal = workUnitStore ? (0, _workunitasyncstorageexternal.getCacheSignal)(workUnitStore) : null;
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if (cacheSignal) {
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cacheSignal.beginRead();
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}
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const result = (0, _tracer.getTracer)().trace(isInternal ? _constants.NextNodeServerSpan.internalFetch : _constants.AppRenderSpan.fetch, {
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hideSpan,
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kind: _tracer.SpanKind.CLIENT,
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spanName: [
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'fetch',
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method,
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fetchUrl
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].filter(Boolean).join(' '),
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attributes: {
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'http.url': fetchUrl,
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'http.method': method,
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'net.peer.name': url == null ? void 0 : url.hostname,
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'net.peer.port': (url == null ? void 0 : url.port) || undefined
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}
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}, async ()=>{
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var _getRequestMeta;
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// If this is an internal fetch, we should not do any special treatment.
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if (isInternal) {
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return originFetch(input, init);
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}
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// If the workStore is not available, we can't do any
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// special treatment of fetch, therefore fallback to the original
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// fetch implementation.
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if (!workStore) {
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return originFetch(input, init);
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}
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// We should also fallback to the original fetch implementation if we
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// are in draft mode, it does not constitute a static generation.
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if (workStore.isDraftMode) {
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return originFetch(input, init);
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}
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const isRequestInput = input && typeof input === 'object' && typeof input.method === 'string';
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const getRequestMeta = (field)=>{
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// If request input is present but init is not, retrieve from input first.
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const value = init == null ? void 0 : init[field];
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return value || (isRequestInput ? input[field] : null);
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};
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let finalRevalidate = undefined;
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const getNextField = (field)=>{
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var _init_next, _init_next1, _input_next;
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return typeof (init == null ? void 0 : (_init_next = init.next) == null ? void 0 : _init_next[field]) !== 'undefined' ? init == null ? void 0 : (_init_next1 = init.next) == null ? void 0 : _init_next1[field] : isRequestInput ? (_input_next = input.next) == null ? void 0 : _input_next[field] : undefined;
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};
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// RequestInit doesn't keep extra fields e.g. next so it's
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// only available if init is used separate
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const originalFetchRevalidate = getNextField('revalidate');
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let currentFetchRevalidate = originalFetchRevalidate;
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const tags = validateTags(getNextField('tags') || [], `fetch ${input.toString()}`);
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let revalidateStore;
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if (workUnitStore) {
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switch(workUnitStore.type){
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case 'prerender':
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case 'prerender-runtime':
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// TODO: Stop accumulating tags in client prerender. (fallthrough)
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case 'prerender-client':
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case 'prerender-ppr':
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case 'prerender-legacy':
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case 'cache':
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case 'private-cache':
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revalidateStore = workUnitStore;
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break;
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case 'request':
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case 'unstable-cache':
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break;
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default:
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workUnitStore;
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}
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}
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if (revalidateStore) {
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if (Array.isArray(tags)) {
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// Collect tags onto parent caches or parent prerenders.
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const collectedTags = revalidateStore.tags ?? (revalidateStore.tags = []);
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for (const tag of tags){
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if (!collectedTags.includes(tag)) {
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collectedTags.push(tag);
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}
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}
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}
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}
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const implicitTags = workUnitStore == null ? void 0 : workUnitStore.implicitTags;
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let pageFetchCacheMode = workStore.fetchCache;
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if (workUnitStore) {
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switch(workUnitStore.type){
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case 'unstable-cache':
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// Inside unstable-cache we treat it the same as force-no-store on
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// the page.
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pageFetchCacheMode = 'force-no-store';
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break;
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case 'prerender':
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case 'prerender-client':
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case 'prerender-runtime':
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case 'prerender-ppr':
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case 'prerender-legacy':
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case 'request':
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case 'cache':
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case 'private-cache':
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break;
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default:
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workUnitStore;
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}
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}
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const isUsingNoStore = !!workStore.isUnstableNoStore;
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let currentFetchCacheConfig = getRequestMeta('cache');
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let cacheReason = '';
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let cacheWarning;
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if (typeof currentFetchCacheConfig === 'string' && typeof currentFetchRevalidate !== 'undefined') {
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// If the revalidate value conflicts with the cache value, we should warn the user and unset the conflicting values.
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const isConflictingRevalidate = // revalidate: 0 and cache: force-cache
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currentFetchCacheConfig === 'force-cache' && currentFetchRevalidate === 0 || // revalidate: >0 or revalidate: false and cache: no-store
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currentFetchCacheConfig === 'no-store' && (currentFetchRevalidate > 0 || currentFetchRevalidate === false);
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if (isConflictingRevalidate) {
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cacheWarning = `Specified "cache: ${currentFetchCacheConfig}" and "revalidate: ${currentFetchRevalidate}", only one should be specified.`;
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currentFetchCacheConfig = undefined;
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currentFetchRevalidate = undefined;
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}
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}
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const hasExplicitFetchCacheOptOut = // fetch config itself signals not to cache
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currentFetchCacheConfig === 'no-cache' || currentFetchCacheConfig === 'no-store' || // the fetch isn't explicitly caching and the segment level cache config signals not to cache
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// note: `pageFetchCacheMode` is also set by being in an unstable_cache context.
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pageFetchCacheMode === 'force-no-store' || pageFetchCacheMode === 'only-no-store';
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// If no explicit fetch cache mode is set, but dynamic = `force-dynamic` is set,
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// we shouldn't consider caching the fetch. This is because the `dynamic` cache
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// is considered a "top-level" cache mode, whereas something like `fetchCache` is more
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// fine-grained. Top-level modes are responsible for setting reasonable defaults for the
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// other configurations.
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const noFetchConfigAndForceDynamic = !pageFetchCacheMode && !currentFetchCacheConfig && !currentFetchRevalidate && workStore.forceDynamic;
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if (// force-cache was specified without a revalidate value. We set the revalidate value to false
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// which will signal the cache to not revalidate
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currentFetchCacheConfig === 'force-cache' && typeof currentFetchRevalidate === 'undefined') {
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currentFetchRevalidate = false;
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} else if (hasExplicitFetchCacheOptOut || noFetchConfigAndForceDynamic) {
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currentFetchRevalidate = 0;
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}
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if (currentFetchCacheConfig === 'no-cache' || currentFetchCacheConfig === 'no-store') {
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cacheReason = `cache: ${currentFetchCacheConfig}`;
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}
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finalRevalidate = validateRevalidate(currentFetchRevalidate, workStore.route);
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const _headers = getRequestMeta('headers');
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const initHeaders = typeof (_headers == null ? void 0 : _headers.get) === 'function' ? _headers : new Headers(_headers || {});
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const hasUnCacheableHeader = initHeaders.get('authorization') || initHeaders.get('cookie');
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const isUnCacheableMethod = ![
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'get',
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'head'
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].includes(((_getRequestMeta = getRequestMeta('method')) == null ? void 0 : _getRequestMeta.toLowerCase()) || 'get');
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/**
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* We automatically disable fetch caching under the following conditions:
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* - Fetch cache configs are not set. Specifically:
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* - A page fetch cache mode is not set (export const fetchCache=...)
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* - A fetch cache mode is not set in the fetch call (fetch(url, { cache: ... }))
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* or the fetch cache mode is set to 'default'
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* - A fetch revalidate value is not set in the fetch call (fetch(url, { revalidate: ... }))
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* - OR the fetch comes after a configuration that triggered dynamic rendering (e.g., reading cookies())
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* and the fetch was considered uncacheable (e.g., POST method or has authorization headers)
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*/ const hasNoExplicitCacheConfig = // eslint-disable-next-line eqeqeq
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pageFetchCacheMode == undefined && // eslint-disable-next-line eqeqeq
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(currentFetchCacheConfig == undefined || // when considering whether to opt into the default "no-cache" fetch semantics,
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// a "default" cache config should be treated the same as no cache config
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currentFetchCacheConfig === 'default') && // eslint-disable-next-line eqeqeq
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currentFetchRevalidate == undefined;
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let autoNoCache = Boolean((hasUnCacheableHeader || isUnCacheableMethod) && (revalidateStore == null ? void 0 : revalidateStore.revalidate) === 0);
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let isImplicitBuildTimeCache = false;
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if (!autoNoCache && hasNoExplicitCacheConfig) {
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// We don't enable automatic no-cache behavior during build-time
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// prerendering so that we can still leverage the fetch cache between
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// export workers.
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if (workStore.isBuildTimePrerendering) {
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isImplicitBuildTimeCache = true;
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} else {
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autoNoCache = true;
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}
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}
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// If we have no cache config, and we're in Dynamic I/O prerendering,
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// it'll be a dynamic call. We don't have to issue that dynamic call.
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if (hasNoExplicitCacheConfig && workUnitStore !== undefined) {
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switch(workUnitStore.type){
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case 'prerender':
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case 'prerender-runtime':
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// While we don't want to do caching in the client scope we know the
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// fetch will be dynamic for cacheComponents so we may as well avoid the
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// call here. (fallthrough)
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case 'prerender-client':
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if (cacheSignal) {
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cacheSignal.endRead();
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cacheSignal = null;
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}
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return (0, _dynamicrenderingutils.makeHangingPromise)(workUnitStore.renderSignal, workStore.route, 'fetch()');
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case 'prerender-ppr':
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case 'prerender-legacy':
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case 'request':
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case 'cache':
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case 'private-cache':
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case 'unstable-cache':
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break;
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default:
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workUnitStore;
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}
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}
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switch(pageFetchCacheMode){
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case 'force-no-store':
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{
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cacheReason = 'fetchCache = force-no-store';
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break;
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}
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case 'only-no-store':
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{
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if (currentFetchCacheConfig === 'force-cache' || typeof finalRevalidate !== 'undefined' && finalRevalidate > 0) {
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throw Object.defineProperty(new Error(`cache: 'force-cache' used on fetch for ${fetchUrl} with 'export const fetchCache = 'only-no-store'`), "__NEXT_ERROR_CODE", {
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value: "E448",
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enumerable: false,
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configurable: true
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});
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}
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cacheReason = 'fetchCache = only-no-store';
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break;
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}
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case 'only-cache':
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{
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if (currentFetchCacheConfig === 'no-store') {
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throw Object.defineProperty(new Error(`cache: 'no-store' used on fetch for ${fetchUrl} with 'export const fetchCache = 'only-cache'`), "__NEXT_ERROR_CODE", {
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value: "E521",
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enumerable: false,
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configurable: true
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});
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}
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break;
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}
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case 'force-cache':
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{
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if (typeof currentFetchRevalidate === 'undefined' || currentFetchRevalidate === 0) {
|
|
cacheReason = 'fetchCache = force-cache';
|
|
finalRevalidate = _constants1.INFINITE_CACHE;
|
|
}
|
|
break;
|
|
}
|
|
case 'default-cache':
|
|
case 'default-no-store':
|
|
case 'auto':
|
|
case undefined:
|
|
break;
|
|
default:
|
|
pageFetchCacheMode;
|
|
}
|
|
if (typeof finalRevalidate === 'undefined') {
|
|
if (pageFetchCacheMode === 'default-cache' && !isUsingNoStore) {
|
|
finalRevalidate = _constants1.INFINITE_CACHE;
|
|
cacheReason = 'fetchCache = default-cache';
|
|
} else if (pageFetchCacheMode === 'default-no-store') {
|
|
finalRevalidate = 0;
|
|
cacheReason = 'fetchCache = default-no-store';
|
|
} else if (isUsingNoStore) {
|
|
finalRevalidate = 0;
|
|
cacheReason = 'noStore call';
|
|
} else if (autoNoCache) {
|
|
finalRevalidate = 0;
|
|
cacheReason = 'auto no cache';
|
|
} else {
|
|
// TODO: should we consider this case an invariant?
|
|
cacheReason = 'auto cache';
|
|
finalRevalidate = revalidateStore ? revalidateStore.revalidate : _constants1.INFINITE_CACHE;
|
|
}
|
|
} else if (!cacheReason) {
|
|
cacheReason = `revalidate: ${finalRevalidate}`;
|
|
}
|
|
if (// when force static is configured we don't bail from
|
|
// `revalidate: 0` values
|
|
!(workStore.forceStatic && finalRevalidate === 0) && // we don't consider autoNoCache to switch to dynamic for ISR
|
|
!autoNoCache && // If the revalidate value isn't currently set or the value is less
|
|
// than the current revalidate value, we should update the revalidate
|
|
// value.
|
|
revalidateStore && finalRevalidate < revalidateStore.revalidate) {
|
|
// If we were setting the revalidate value to 0, we should try to
|
|
// postpone instead first.
|
|
if (finalRevalidate === 0) {
|
|
if (workUnitStore) {
|
|
switch(workUnitStore.type){
|
|
case 'prerender':
|
|
case 'prerender-client':
|
|
case 'prerender-runtime':
|
|
if (cacheSignal) {
|
|
cacheSignal.endRead();
|
|
cacheSignal = null;
|
|
}
|
|
return (0, _dynamicrenderingutils.makeHangingPromise)(workUnitStore.renderSignal, workStore.route, 'fetch()');
|
|
case 'prerender-ppr':
|
|
case 'prerender-legacy':
|
|
case 'request':
|
|
case 'cache':
|
|
case 'private-cache':
|
|
case 'unstable-cache':
|
|
break;
|
|
default:
|
|
workUnitStore;
|
|
}
|
|
}
|
|
(0, _dynamicrendering.markCurrentScopeAsDynamic)(workStore, workUnitStore, `revalidate: 0 fetch ${input} ${workStore.route}`);
|
|
}
|
|
// We only want to set the revalidate store's revalidate time if it
|
|
// was explicitly set for the fetch call, i.e.
|
|
// originalFetchRevalidate.
|
|
if (revalidateStore && originalFetchRevalidate === finalRevalidate) {
|
|
revalidateStore.revalidate = finalRevalidate;
|
|
}
|
|
}
|
|
const isCacheableRevalidate = typeof finalRevalidate === 'number' && finalRevalidate > 0;
|
|
let cacheKey;
|
|
const { incrementalCache } = workStore;
|
|
let isHmrRefresh = false;
|
|
let serverComponentsHmrCache;
|
|
if (workUnitStore) {
|
|
switch(workUnitStore.type){
|
|
case 'request':
|
|
case 'cache':
|
|
case 'private-cache':
|
|
isHmrRefresh = workUnitStore.isHmrRefresh ?? false;
|
|
serverComponentsHmrCache = workUnitStore.serverComponentsHmrCache;
|
|
break;
|
|
case 'prerender':
|
|
case 'prerender-client':
|
|
case 'prerender-runtime':
|
|
case 'prerender-ppr':
|
|
case 'prerender-legacy':
|
|
case 'unstable-cache':
|
|
break;
|
|
default:
|
|
workUnitStore;
|
|
}
|
|
}
|
|
if (incrementalCache && (isCacheableRevalidate || serverComponentsHmrCache)) {
|
|
try {
|
|
cacheKey = await incrementalCache.generateCacheKey(fetchUrl, isRequestInput ? input : init);
|
|
} catch (err) {
|
|
console.error(`Failed to generate cache key for`, input);
|
|
}
|
|
}
|
|
const fetchIdx = workStore.nextFetchId ?? 1;
|
|
workStore.nextFetchId = fetchIdx + 1;
|
|
let handleUnlock = ()=>{};
|
|
const doOriginalFetch = async (isStale, cacheReasonOverride)=>{
|
|
const requestInputFields = [
|
|
'cache',
|
|
'credentials',
|
|
'headers',
|
|
'integrity',
|
|
'keepalive',
|
|
'method',
|
|
'mode',
|
|
'redirect',
|
|
'referrer',
|
|
'referrerPolicy',
|
|
'window',
|
|
'duplex',
|
|
// don't pass through signal when revalidating
|
|
...isStale ? [] : [
|
|
'signal'
|
|
]
|
|
];
|
|
if (isRequestInput) {
|
|
const reqInput = input;
|
|
const reqOptions = {
|
|
body: reqInput._ogBody || reqInput.body
|
|
};
|
|
for (const field of requestInputFields){
|
|
// @ts-expect-error custom fields
|
|
reqOptions[field] = reqInput[field];
|
|
}
|
|
input = new Request(reqInput.url, reqOptions);
|
|
} else if (init) {
|
|
const { _ogBody, body, signal, ...otherInput } = init;
|
|
init = {
|
|
...otherInput,
|
|
body: _ogBody || body,
|
|
signal: isStale ? undefined : signal
|
|
};
|
|
}
|
|
// add metadata to init without editing the original
|
|
const clonedInit = {
|
|
...init,
|
|
next: {
|
|
...init == null ? void 0 : init.next,
|
|
fetchType: 'origin',
|
|
fetchIdx
|
|
}
|
|
};
|
|
return originFetch(input, clonedInit).then(async (res)=>{
|
|
if (!isStale && fetchStart) {
|
|
trackFetchMetric(workStore, {
|
|
start: fetchStart,
|
|
url: fetchUrl,
|
|
cacheReason: cacheReasonOverride || cacheReason,
|
|
cacheStatus: finalRevalidate === 0 || cacheReasonOverride ? 'skip' : 'miss',
|
|
cacheWarning,
|
|
status: res.status,
|
|
method: clonedInit.method || 'GET'
|
|
});
|
|
}
|
|
if (res.status === 200 && incrementalCache && cacheKey && (isCacheableRevalidate || serverComponentsHmrCache)) {
|
|
const normalizedRevalidate = finalRevalidate >= _constants1.INFINITE_CACHE ? _constants1.CACHE_ONE_YEAR : finalRevalidate;
|
|
const incrementalCacheConfig = isCacheableRevalidate ? {
|
|
fetchCache: true,
|
|
fetchUrl,
|
|
fetchIdx,
|
|
tags,
|
|
isImplicitBuildTimeCache
|
|
} : undefined;
|
|
switch(workUnitStore == null ? void 0 : workUnitStore.type){
|
|
case 'prerender':
|
|
case 'prerender-client':
|
|
case 'prerender-runtime':
|
|
return createCachedPrerenderResponse(res, cacheKey, incrementalCacheConfig, incrementalCache, normalizedRevalidate, handleUnlock);
|
|
case 'prerender-ppr':
|
|
case 'prerender-legacy':
|
|
case 'request':
|
|
case 'cache':
|
|
case 'private-cache':
|
|
case 'unstable-cache':
|
|
case undefined:
|
|
return createCachedDynamicResponse(workStore, res, cacheKey, incrementalCacheConfig, incrementalCache, serverComponentsHmrCache, normalizedRevalidate, input, handleUnlock);
|
|
default:
|
|
workUnitStore;
|
|
}
|
|
}
|
|
// we had response that we determined shouldn't be cached so we return it
|
|
// and don't cache it. This also needs to unlock the cache lock we acquired.
|
|
await handleUnlock();
|
|
return res;
|
|
}).catch((error)=>{
|
|
handleUnlock();
|
|
throw error;
|
|
});
|
|
};
|
|
let cacheReasonOverride;
|
|
let isForegroundRevalidate = false;
|
|
let isHmrRefreshCache = false;
|
|
if (cacheKey && incrementalCache) {
|
|
let cachedFetchData;
|
|
if (isHmrRefresh && serverComponentsHmrCache) {
|
|
cachedFetchData = serverComponentsHmrCache.get(cacheKey);
|
|
isHmrRefreshCache = true;
|
|
}
|
|
if (isCacheableRevalidate && !cachedFetchData) {
|
|
handleUnlock = await incrementalCache.lock(cacheKey);
|
|
const entry = workStore.isOnDemandRevalidate ? null : await incrementalCache.get(cacheKey, {
|
|
kind: _responsecache.IncrementalCacheKind.FETCH,
|
|
revalidate: finalRevalidate,
|
|
fetchUrl,
|
|
fetchIdx,
|
|
tags,
|
|
softTags: implicitTags == null ? void 0 : implicitTags.tags
|
|
});
|
|
if (hasNoExplicitCacheConfig && workUnitStore) {
|
|
switch(workUnitStore.type){
|
|
case 'prerender':
|
|
case 'prerender-client':
|
|
case 'prerender-runtime':
|
|
// We sometimes use the cache to dedupe fetches that do not
|
|
// specify a cache configuration. In these cases we want to
|
|
// make sure we still exclude them from prerenders if
|
|
// cacheComponents is on so we introduce an artificial task boundary
|
|
// here.
|
|
await (0, _scheduler.waitAtLeastOneReactRenderTask)();
|
|
break;
|
|
case 'prerender-ppr':
|
|
case 'prerender-legacy':
|
|
case 'request':
|
|
case 'cache':
|
|
case 'private-cache':
|
|
case 'unstable-cache':
|
|
break;
|
|
default:
|
|
workUnitStore;
|
|
}
|
|
}
|
|
if (entry) {
|
|
await handleUnlock();
|
|
} else {
|
|
// in dev, incremental cache response will be null in case the browser adds `cache-control: no-cache` in the request headers
|
|
cacheReasonOverride = 'cache-control: no-cache (hard refresh)';
|
|
}
|
|
if ((entry == null ? void 0 : entry.value) && entry.value.kind === _responsecache.CachedRouteKind.FETCH) {
|
|
// when stale and is revalidating we wait for fresh data
|
|
// so the revalidated entry has the updated data
|
|
if (workStore.isRevalidate && entry.isStale) {
|
|
isForegroundRevalidate = true;
|
|
} else {
|
|
if (entry.isStale) {
|
|
workStore.pendingRevalidates ??= {};
|
|
if (!workStore.pendingRevalidates[cacheKey]) {
|
|
const pendingRevalidate = doOriginalFetch(true).then(async (response)=>({
|
|
body: await response.arrayBuffer(),
|
|
headers: response.headers,
|
|
status: response.status,
|
|
statusText: response.statusText
|
|
})).finally(()=>{
|
|
workStore.pendingRevalidates ??= {};
|
|
delete workStore.pendingRevalidates[cacheKey || ''];
|
|
});
|
|
// Attach the empty catch here so we don't get a "unhandled
|
|
// promise rejection" warning.
|
|
pendingRevalidate.catch(console.error);
|
|
workStore.pendingRevalidates[cacheKey] = pendingRevalidate;
|
|
}
|
|
}
|
|
cachedFetchData = entry.value.data;
|
|
}
|
|
}
|
|
}
|
|
if (cachedFetchData) {
|
|
if (fetchStart) {
|
|
trackFetchMetric(workStore, {
|
|
start: fetchStart,
|
|
url: fetchUrl,
|
|
cacheReason,
|
|
cacheStatus: isHmrRefreshCache ? 'hmr' : 'hit',
|
|
cacheWarning,
|
|
status: cachedFetchData.status || 200,
|
|
method: (init == null ? void 0 : init.method) || 'GET'
|
|
});
|
|
}
|
|
const response = new Response(Buffer.from(cachedFetchData.body, 'base64'), {
|
|
headers: cachedFetchData.headers,
|
|
status: cachedFetchData.status
|
|
});
|
|
Object.defineProperty(response, 'url', {
|
|
value: cachedFetchData.url
|
|
});
|
|
return response;
|
|
}
|
|
}
|
|
if (workStore.isStaticGeneration && init && typeof init === 'object') {
|
|
const { cache } = init;
|
|
// Delete `cache` property as Cloudflare Workers will throw an error
|
|
if (isEdgeRuntime) delete init.cache;
|
|
if (cache === 'no-store') {
|
|
// If enabled, we should bail out of static generation.
|
|
if (workUnitStore) {
|
|
switch(workUnitStore.type){
|
|
case 'prerender':
|
|
case 'prerender-client':
|
|
case 'prerender-runtime':
|
|
if (cacheSignal) {
|
|
cacheSignal.endRead();
|
|
cacheSignal = null;
|
|
}
|
|
return (0, _dynamicrenderingutils.makeHangingPromise)(workUnitStore.renderSignal, workStore.route, 'fetch()');
|
|
case 'prerender-ppr':
|
|
case 'prerender-legacy':
|
|
case 'request':
|
|
case 'cache':
|
|
case 'private-cache':
|
|
case 'unstable-cache':
|
|
break;
|
|
default:
|
|
workUnitStore;
|
|
}
|
|
}
|
|
(0, _dynamicrendering.markCurrentScopeAsDynamic)(workStore, workUnitStore, `no-store fetch ${input} ${workStore.route}`);
|
|
}
|
|
const hasNextConfig = 'next' in init;
|
|
const { next = {} } = init;
|
|
if (typeof next.revalidate === 'number' && revalidateStore && next.revalidate < revalidateStore.revalidate) {
|
|
if (next.revalidate === 0) {
|
|
// If enabled, we should bail out of static generation.
|
|
if (workUnitStore) {
|
|
switch(workUnitStore.type){
|
|
case 'prerender':
|
|
case 'prerender-client':
|
|
case 'prerender-runtime':
|
|
return (0, _dynamicrenderingutils.makeHangingPromise)(workUnitStore.renderSignal, workStore.route, 'fetch()');
|
|
case 'request':
|
|
case 'cache':
|
|
case 'private-cache':
|
|
case 'unstable-cache':
|
|
case 'prerender-legacy':
|
|
case 'prerender-ppr':
|
|
break;
|
|
default:
|
|
workUnitStore;
|
|
}
|
|
}
|
|
(0, _dynamicrendering.markCurrentScopeAsDynamic)(workStore, workUnitStore, `revalidate: 0 fetch ${input} ${workStore.route}`);
|
|
}
|
|
if (!workStore.forceStatic || next.revalidate !== 0) {
|
|
revalidateStore.revalidate = next.revalidate;
|
|
}
|
|
}
|
|
if (hasNextConfig) delete init.next;
|
|
}
|
|
// if we are revalidating the whole page via time or on-demand and
|
|
// the fetch cache entry is stale we should still de-dupe the
|
|
// origin hit if it's a cache-able entry
|
|
if (cacheKey && isForegroundRevalidate) {
|
|
const pendingRevalidateKey = cacheKey;
|
|
workStore.pendingRevalidates ??= {};
|
|
let pendingRevalidate = workStore.pendingRevalidates[pendingRevalidateKey];
|
|
if (pendingRevalidate) {
|
|
const revalidatedResult = await pendingRevalidate;
|
|
return new Response(revalidatedResult.body, {
|
|
headers: revalidatedResult.headers,
|
|
status: revalidatedResult.status,
|
|
statusText: revalidatedResult.statusText
|
|
});
|
|
}
|
|
// We used to just resolve the Response and clone it however for
|
|
// static generation with cacheComponents we need the response to be able to
|
|
// be resolved in a microtask and cloning the response will never have
|
|
// a body that can resolve in a microtask in node (as observed through
|
|
// experimentation) So instead we await the body and then when it is
|
|
// available we construct manually cloned Response objects with the
|
|
// body as an ArrayBuffer. This will be resolvable in a microtask
|
|
// making it compatible with cacheComponents.
|
|
const pendingResponse = doOriginalFetch(true, cacheReasonOverride)// We're cloning the response using this utility because there
|
|
// exists a bug in the undici library around response cloning.
|
|
// See the following pull request for more details:
|
|
// https://github.com/vercel/next.js/pull/73274
|
|
.then(_cloneresponse.cloneResponse);
|
|
pendingRevalidate = pendingResponse.then(async (responses)=>{
|
|
const response = responses[0];
|
|
return {
|
|
body: await response.arrayBuffer(),
|
|
headers: response.headers,
|
|
status: response.status,
|
|
statusText: response.statusText
|
|
};
|
|
}).finally(()=>{
|
|
var _workStore_pendingRevalidates;
|
|
// If the pending revalidate is not present in the store, then
|
|
// we have nothing to delete.
|
|
if (!((_workStore_pendingRevalidates = workStore.pendingRevalidates) == null ? void 0 : _workStore_pendingRevalidates[pendingRevalidateKey])) {
|
|
return;
|
|
}
|
|
delete workStore.pendingRevalidates[pendingRevalidateKey];
|
|
});
|
|
// Attach the empty catch here so we don't get a "unhandled promise
|
|
// rejection" warning
|
|
pendingRevalidate.catch(()=>{});
|
|
workStore.pendingRevalidates[pendingRevalidateKey] = pendingRevalidate;
|
|
return pendingResponse.then((responses)=>responses[1]);
|
|
} else {
|
|
return doOriginalFetch(false, cacheReasonOverride);
|
|
}
|
|
});
|
|
if (cacheSignal) {
|
|
try {
|
|
return await result;
|
|
} finally{
|
|
if (cacheSignal) {
|
|
cacheSignal.endRead();
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
};
|
|
// Attach the necessary properties to the patched fetch function.
|
|
// We don't use this to determine if the fetch function has been patched,
|
|
// but for external consumers to determine if the fetch function has been
|
|
// patched.
|
|
patched.__nextPatched = true;
|
|
patched.__nextGetStaticStore = ()=>workAsyncStorage;
|
|
patched._nextOriginalFetch = originFetch;
|
|
globalThis[NEXT_PATCH_SYMBOL] = true;
|
|
// Assign the function name also as a name property, so that it's preserved
|
|
// even when mangling is enabled.
|
|
Object.defineProperty(patched, 'name', {
|
|
value: 'fetch',
|
|
writable: false
|
|
});
|
|
return patched;
|
|
}
|
|
function patchFetch(options) {
|
|
// If we've already patched fetch, we should not patch it again.
|
|
if (isFetchPatched()) return;
|
|
// Grab the original fetch function. We'll attach this so we can use it in
|
|
// the patched fetch function.
|
|
const original = (0, _dedupefetch.createDedupeFetch)(globalThis.fetch);
|
|
// Set the global fetch to the patched fetch.
|
|
globalThis.fetch = createPatchedFetcher(original, options);
|
|
}
|
|
|
|
//# sourceMappingURL=patch-fetch.js.map
|