next
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The React Framework
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JavaScript
import { checkIsRoutePPREnabled } from '../server/lib/experimental/ppr';
import { normalizeRouteRegex } from '../lib/load-custom-routes';
import { INSTRUMENTATION_HOOK_FILENAME, MIDDLEWARE_FILENAME, SERVER_PROPS_GET_INIT_PROPS_CONFLICT, SERVER_PROPS_SSG_CONFLICT, SSG_GET_INITIAL_PROPS_CONFLICT, WEBPACK_LAYERS, PROXY_FILENAME } from '../lib/constants';
import '../server/require-hook';
import '../server/node-polyfill-crypto';
import '../server/node-environment';
import { bold, cyan, green, red, underline, yellow } from '../lib/picocolors';
import textTable from 'next/dist/compiled/text-table';
import path from 'path';
import { promises as fs } from 'fs';
import { isValidElementType } from 'next/dist/compiled/react-is';
import stripAnsi from 'next/dist/compiled/strip-ansi';
import browserslist from 'next/dist/compiled/browserslist';
import { MODERN_BROWSERSLIST_TARGET, UNDERSCORE_GLOBAL_ERROR_ROUTE, UNDERSCORE_GLOBAL_ERROR_ROUTE_ENTRY, UNDERSCORE_NOT_FOUND_ROUTE } from '../shared/lib/constants';
import { isDynamicRoute } from '../shared/lib/router/utils/is-dynamic';
import { findPageFile } from '../server/lib/find-page-file';
import { isEdgeRuntime } from '../lib/is-edge-runtime';
import * as Log from './output/log';
import { loadComponents } from '../server/load-components';
import { trace } from '../trace';
import { setHttpClientAndAgentOptions } from '../server/setup-http-agent-env';
import { Sema } from 'next/dist/compiled/async-sema';
import { normalizePagePath } from '../shared/lib/page-path/normalize-page-path';
import { getRuntimeContext } from '../server/web/sandbox';
import { RouteKind } from '../server/route-kind';
import { collectSegments } from './segment-config/app/app-segments';
import { createIncrementalCache } from '../export/helpers/create-incremental-cache';
import { collectRootParamKeys } from './segment-config/app/collect-root-param-keys';
import { buildAppStaticPaths } from './static-paths/app';
import { buildPagesStaticPaths } from './static-paths/pages';
import { formatExpire, formatRevalidate } from './output/format';
import { formatIssue, isRelevantWarning } from '../shared/lib/turbopack/utils';
import { getNamedRouteRegex } from '../shared/lib/router/utils/route-regex';
import { parseAppRoute } from '../shared/lib/router/routes/app';
// Use `print()` for expected console output
const print = console.log;
const RESERVED_PAGE = /^\/(_app|_error|_document|api(\/|$))/;
export function unique(main, sub) {
return [
...new Set([
...main,
...sub
])
];
}
export function difference(main, sub) {
const a = new Set(main);
const b = new Set(sub);
return [
...a
].filter((x)=>!b.has(x));
}
export function isMiddlewareFilename(file) {
return file === MIDDLEWARE_FILENAME || file === `src/${MIDDLEWARE_FILENAME}` || file === PROXY_FILENAME || file === `src/${PROXY_FILENAME}`;
}
export function isInstrumentationHookFilename(file) {
return file === INSTRUMENTATION_HOOK_FILENAME || file === `src/${INSTRUMENTATION_HOOK_FILENAME}`;
}
const filterAndSortList = (list, routeType, hasCustomApp)=>{
let pages;
if (routeType === 'app') {
// filter out static app route of /favicon.ico and /_global-error
pages = list.filter((e)=>{
if (e === '/favicon.ico') return false;
// Hide static /_global-error from build output
if (e === '/_global-error') return false;
return true;
});
} else {
// filter built-in pages
pages = list.slice().filter((e)=>!(e === '/_document' || e === '/_error' || !hasCustomApp && e === '/_app'));
}
return pages.sort((a, b)=>a.localeCompare(b));
};
export function collectRoutesUsingEdgeRuntime(input) {
const routesUsingEdgeRuntime = {};
for (const [route, info] of input.entries()){
if (isEdgeRuntime(info.runtime)) {
routesUsingEdgeRuntime[route] = 0;
}
}
return routesUsingEdgeRuntime;
}
/**
* Processes and categorizes build issues, then logs them as warnings, errors, or fatal errors.
* Stops execution if fatal issues are encountered.
*
* @param entrypoints - The result object containing build issues to process.
* @param isDev - A flag indicating if the build is running in development mode.
* @return This function does not return a value but logs or throws errors based on the issues.
* @throws {Error} If a fatal issue is encountered, this function throws an error. In development mode, we only throw on
* 'fatal' and 'bug' issues. In production mode, we also throw on 'error' issues.
*/ export function printBuildErrors(entrypoints, isDev) {
// Issues that we want to stop the server from executing
const topLevelFatalIssues = [];
// Issues that are true errors, but we believe we can keep running and allow the user to address the issue
const topLevelErrors = [];
// Issues that are warnings but should not affect the running of the build
const topLevelWarnings = [];
// Track seen formatted error messages to avoid duplicates
const seenFatalIssues = new Set();
const seenErrors = new Set();
const seenWarnings = new Set();
for (const issue of entrypoints.issues){
// We only want to completely shut down the server
if (issue.severity === 'fatal' || issue.severity === 'bug') {
const formatted = formatIssue(issue);
if (!seenFatalIssues.has(formatted)) {
seenFatalIssues.add(formatted);
topLevelFatalIssues.push(formatted);
}
} else if (isRelevantWarning(issue)) {
const formatted = formatIssue(issue);
if (!seenWarnings.has(formatted)) {
seenWarnings.add(formatted);
topLevelWarnings.push(formatted);
}
} else if (issue.severity === 'error') {
const formatted = formatIssue(issue);
if (isDev) {
// We want to treat errors as recoverable in development
// so that we can show the errors in the site and allow users
// to respond to the errors when necessary. In production builds
// though we want to error out and stop the build process.
if (!seenErrors.has(formatted)) {
seenErrors.add(formatted);
topLevelErrors.push(formatted);
}
} else {
if (!seenFatalIssues.has(formatted)) {
seenFatalIssues.add(formatted);
topLevelFatalIssues.push(formatted);
}
}
}
}
// TODO: print in order by source location so issues from the same file are displayed together and then add a summary at the end about the number of warnings/errors
if (topLevelWarnings.length > 0) {
console.warn(`Turbopack build encountered ${topLevelWarnings.length} warnings:\n${topLevelWarnings.join('\n')}`);
}
if (topLevelErrors.length > 0) {
console.error(`Turbopack build encountered ${topLevelErrors.length} errors:\n${topLevelErrors.join('\n')}`);
}
if (topLevelFatalIssues.length > 0) {
throw Object.defineProperty(new Error(`Turbopack build failed with ${topLevelFatalIssues.length} errors:\n${topLevelFatalIssues.join('\n')}`), "__NEXT_ERROR_CODE", {
value: "E425",
enumerable: false,
configurable: true
});
}
}
export async function printTreeView(lists, pageInfos, { pagesDir, pageExtensions, middlewareManifest, functionsConfigManifest, useStaticPages404, hasGSPAndRevalidateZero }) {
var _lists_app, _middlewareManifest_middleware_, _middlewareManifest_middleware, // 'nodejs' runtime middleware or proxy is set to
// functions-config-manifest instead of middleware-manifest.
_functionsConfigManifest_functions;
// Can be overridden for test purposes to omit the build duration output.
const MIN_DURATION = process.env.__NEXT_PRIVATE_DETERMINISTIC_BUILD_OUTPUT ? Infinity // Don't ever log build durations.
: 300;
const getPrettyDuration = (_duration)=>{
const duration = `${_duration} ms`;
// green for 300-1000ms
if (_duration < 1000) return green(duration);
// yellow for 1000-2000ms
if (_duration < 2000) return yellow(duration);
// red for >= 2000ms
return red(bold(duration));
};
// Check if we have a custom app.
const hasCustomApp = !!(pagesDir && await findPageFile(pagesDir, '/_app', pageExtensions, false));
// Collect all the symbols we use so we can print the icons out.
const usedSymbols = new Set();
const messages = [];
const printFileTree = async ({ list, routerType })=>{
const filteredPages = filterAndSortList(list, routerType, hasCustomApp);
if (filteredPages.length === 0) {
return;
}
let showRevalidate = false;
let showExpire = false;
for (const page of filteredPages){
var _pageInfos_get;
const cacheControl = (_pageInfos_get = pageInfos.get(page)) == null ? void 0 : _pageInfos_get.initialCacheControl;
if (cacheControl == null ? void 0 : cacheControl.revalidate) {
showRevalidate = true;
}
if (cacheControl == null ? void 0 : cacheControl.expire) {
showExpire = true;
}
if (showRevalidate && showExpire) {
break;
}
}
messages.push([
routerType === 'app' ? 'Route (app)' : 'Route (pages)',
showRevalidate ? 'Revalidate' : '',
showExpire ? 'Expire' : ''
].filter((entry)=>entry !== '').map((entry)=>underline(entry)));
filteredPages.forEach((item, i, arr)=>{
var _pageInfo_ssgPageDurations, _pageInfo_ssgPageRoutes;
const border = i === 0 ? arr.length === 1 ? '─' : '┌' : i === arr.length - 1 ? '└' : '├';
const pageInfo = pageInfos.get(item);
const totalDuration = ((pageInfo == null ? void 0 : pageInfo.pageDuration) || 0) + ((pageInfo == null ? void 0 : (_pageInfo_ssgPageDurations = pageInfo.ssgPageDurations) == null ? void 0 : _pageInfo_ssgPageDurations.reduce((a, b)=>a + (b || 0), 0)) || 0);
let symbol;
if (item === '/_app' || item === '/_app.server') {
symbol = ' ';
} else if (isEdgeRuntime(pageInfo == null ? void 0 : pageInfo.runtime)) {
symbol = 'ƒ';
} else if (pageInfo == null ? void 0 : pageInfo.isRoutePPREnabled) {
if (// If the page has an empty static shell, then it's equivalent to a
// dynamic page
(pageInfo == null ? void 0 : pageInfo.hasEmptyStaticShell) || // ensure we don't mark dynamic paths that postponed as being dynamic
// since in this case we're able to partially prerender it
pageInfo.isDynamicAppRoute && !pageInfo.hasPostponed) {
symbol = 'ƒ';
} else if (!(pageInfo == null ? void 0 : pageInfo.hasPostponed)) {
symbol = '○';
} else {
symbol = '◐';
}
} else if (pageInfo == null ? void 0 : pageInfo.isStatic) {
symbol = '○';
} else if (pageInfo == null ? void 0 : pageInfo.isSSG) {
symbol = '●';
} else {
symbol = 'ƒ';
}
if (hasGSPAndRevalidateZero.has(item)) {
usedSymbols.add('ƒ');
messages.push([
`${border} ƒ ${item}${totalDuration > MIN_DURATION ? ` (${getPrettyDuration(totalDuration)})` : ''}`,
showRevalidate && (pageInfo == null ? void 0 : pageInfo.initialCacheControl) ? formatRevalidate(pageInfo.initialCacheControl) : '',
showExpire && (pageInfo == null ? void 0 : pageInfo.initialCacheControl) ? formatExpire(pageInfo.initialCacheControl) : ''
]);
}
usedSymbols.add(symbol);
messages.push([
`${border} ${symbol} ${item}${totalDuration > MIN_DURATION ? ` (${getPrettyDuration(totalDuration)})` : ''}`,
showRevalidate && (pageInfo == null ? void 0 : pageInfo.initialCacheControl) ? formatRevalidate(pageInfo.initialCacheControl) : '',
showExpire && (pageInfo == null ? void 0 : pageInfo.initialCacheControl) ? formatExpire(pageInfo.initialCacheControl) : ''
]);
if (pageInfo == null ? void 0 : (_pageInfo_ssgPageRoutes = pageInfo.ssgPageRoutes) == null ? void 0 : _pageInfo_ssgPageRoutes.length) {
var _pageInfo_ssgPageDurations1;
const totalRoutes = pageInfo.ssgPageRoutes.length;
const contSymbol = i === arr.length - 1 ? ' ' : '│';
// HERE
let routes;
if ((_pageInfo_ssgPageDurations1 = pageInfo.ssgPageDurations) == null ? void 0 : _pageInfo_ssgPageDurations1.some((d)=>d > MIN_DURATION)) {
const previewPages = totalRoutes === 8 ? 8 : Math.min(totalRoutes, 7);
const routesWithDuration = pageInfo.ssgPageRoutes.map((route, idx)=>({
route,
duration: pageInfo.ssgPageDurations[idx] || 0
})).sort(({ duration: a }, { duration: b })=>// Sort by duration
// keep too small durations in original order at the end
a <= MIN_DURATION && b <= MIN_DURATION ? 0 : b - a);
routes = routesWithDuration.slice(0, previewPages);
const remainingRoutes = routesWithDuration.slice(previewPages);
if (remainingRoutes.length) {
const remaining = remainingRoutes.length;
const avgDuration = Math.round(remainingRoutes.reduce((total, { duration })=>total + duration, 0) / remainingRoutes.length);
routes.push({
route: `[+${remaining} more paths]`,
duration: 0,
avgDuration
});
}
} else {
const previewPages = totalRoutes === 4 ? 4 : Math.min(totalRoutes, 3);
routes = pageInfo.ssgPageRoutes.slice(0, previewPages).map((route)=>({
route,
duration: 0
}));
if (totalRoutes > previewPages) {
const remaining = totalRoutes - previewPages;
routes.push({
route: `[+${remaining} more paths]`,
duration: 0
});
}
}
routes.forEach(({ route, duration, avgDuration }, index, { length })=>{
var _pageInfos_get;
const innerSymbol = index === length - 1 ? '└' : '├';
const initialCacheControl = (_pageInfos_get = pageInfos.get(route)) == null ? void 0 : _pageInfos_get.initialCacheControl;
messages.push([
`${contSymbol} ${innerSymbol} ${route}${duration > MIN_DURATION ? ` (${getPrettyDuration(duration)})` : ''}${avgDuration && avgDuration > MIN_DURATION ? ` (avg ${getPrettyDuration(avgDuration)})` : ''}`,
showRevalidate && initialCacheControl ? formatRevalidate(initialCacheControl) : '',
showExpire && initialCacheControl ? formatExpire(initialCacheControl) : ''
]);
});
}
});
};
// If enabled, then print the tree for the app directory.
if (lists.app) {
await printFileTree({
routerType: 'app',
list: lists.app
});
messages.push([
'',
'',
'',
''
]);
}
pageInfos.set('/404', {
...pageInfos.get('/404') || pageInfos.get('/_error'),
isStatic: useStaticPages404
});
// If there's no app /_notFound page present, then the 404 is still using the pages/404
if (!lists.pages.includes('/404') && !((_lists_app = lists.app) == null ? void 0 : _lists_app.includes(UNDERSCORE_NOT_FOUND_ROUTE))) {
lists.pages = [
...lists.pages,
'/404'
];
}
// Print the tree view for the pages directory.
await printFileTree({
routerType: 'pages',
list: lists.pages
});
if (((_middlewareManifest_middleware = middlewareManifest.middleware) == null ? void 0 : (_middlewareManifest_middleware_ = _middlewareManifest_middleware['/']) == null ? void 0 : _middlewareManifest_middleware_.files.length) > 0 || ((_functionsConfigManifest_functions = functionsConfigManifest.functions) == null ? void 0 : _functionsConfigManifest_functions['/_middleware'])) {
messages.push([]);
messages.push([
'ƒ Proxy (Middleware)'
]);
}
print(textTable(messages, {
align: [
'l',
'r',
'r',
'r'
],
stringLength: (str)=>stripAnsi(str).length
}));
const staticFunctionInfo = lists.app ? 'generateStaticParams' : 'getStaticProps';
print();
print(textTable([
usedSymbols.has('○') && [
'○',
'(Static)',
'prerendered as static content'
],
usedSymbols.has('●') && [
'●',
'(SSG)',
`prerendered as static HTML (uses ${cyan(staticFunctionInfo)})`
],
usedSymbols.has('◐') && [
'◐',
'(Partial Prerender)',
'prerendered as static HTML with dynamic server-streamed content'
],
usedSymbols.has('ƒ') && [
'ƒ',
'(Dynamic)',
`server-rendered on demand`
]
].filter((x)=>x), {
align: [
'l',
'l',
'l'
],
stringLength: (str)=>stripAnsi(str).length
}));
print();
}
export function printCustomRoutes({ redirects, rewrites, headers }) {
const printRoutes = (routes, type)=>{
const isRedirects = type === 'Redirects';
const isHeaders = type === 'Headers';
print(underline(type));
/*
┌ source
├ permanent/statusCode
└ destination
*/ const routesStr = routes.map((route)=>{
let routeStr = `┌ source: ${route.source}\n`;
if (!isHeaders) {
const r = route;
routeStr += `${isRedirects ? '├' : '└'} destination: ${r.destination}\n`;
}
if (isRedirects) {
const r = route;
routeStr += `└ ${r.statusCode ? `status: ${r.statusCode}` : `permanent: ${r.permanent}`}\n`;
}
if (isHeaders) {
const r = route;
routeStr += `└ headers:\n`;
for(let i = 0; i < r.headers.length; i++){
const header = r.headers[i];
const last = i === headers.length - 1;
routeStr += ` ${last ? '└' : '├'} ${header.key}: ${header.value}\n`;
}
}
return routeStr;
}).join('\n');
print(`${routesStr}\n`);
};
print();
if (redirects.length) {
printRoutes(redirects, 'Redirects');
}
if (headers.length) {
printRoutes(headers, 'Headers');
}
const combinedRewrites = [
...rewrites.beforeFiles,
...rewrites.afterFiles,
...rewrites.fallback
];
if (combinedRewrites.length) {
printRoutes(combinedRewrites, 'Rewrites');
}
}
export async function isPageStatic({ dir, page, distDir, configFileName, httpAgentOptions, locales, defaultLocale, parentId, pageRuntime, edgeInfo, pageType, cacheComponents, authInterrupts, originalAppPath, isrFlushToDisk, cacheMaxMemorySize, nextConfigOutput, cacheHandler, cacheHandlers, cacheLifeProfiles, pprConfig, buildId, sriEnabled }) {
// Skip page data collection for synthetic _global-error routes
if (page === UNDERSCORE_GLOBAL_ERROR_ROUTE) {
return {
isStatic: true,
isRoutePPREnabled: false,
prerenderFallbackMode: undefined,
prerenderedRoutes: undefined,
rootParamKeys: undefined,
hasStaticProps: false,
hasServerProps: false,
isNextImageImported: false,
appConfig: {}
};
}
await createIncrementalCache({
cacheHandler,
cacheHandlers,
distDir,
dir,
flushToDisk: isrFlushToDisk,
cacheMaxMemorySize
});
const isPageStaticSpan = trace('is-page-static-utils', parentId);
return isPageStaticSpan.traceAsyncFn(async ()=>{
setHttpClientAndAgentOptions({
httpAgentOptions
});
let componentsResult;
let prerenderedRoutes;
let prerenderFallbackMode;
let appConfig = {};
let rootParamKeys;
const pathIsEdgeRuntime = isEdgeRuntime(pageRuntime);
if (pathIsEdgeRuntime) {
const runtime = await getRuntimeContext({
paths: edgeInfo.files.map((file)=>path.join(distDir, file)),
edgeFunctionEntry: {
...edgeInfo,
wasm: (edgeInfo.wasm ?? []).map((binding)=>({
...binding,
filePath: path.join(distDir, binding.filePath)
}))
},
name: edgeInfo.name,
useCache: true,
distDir
});
const mod = (await runtime.context._ENTRIES[`middleware_${edgeInfo.name}`]).ComponentMod;
// This is not needed during require.
const buildManifest = {};
componentsResult = {
Component: mod.default,
Document: mod.Document,
App: mod.App,
routeModule: mod.routeModule,
page,
ComponentMod: mod,
pageConfig: mod.config || {},
buildManifest,
reactLoadableManifest: {},
getServerSideProps: mod.getServerSideProps,
getStaticPaths: mod.getStaticPaths,
getStaticProps: mod.getStaticProps
};
} else {
componentsResult = await loadComponents({
distDir,
page: originalAppPath || page,
isAppPath: pageType === 'app',
isDev: false,
sriEnabled,
needsManifestsForLegacyReasons: true
});
}
const { Component, routeModule } = componentsResult;
const Comp = Component;
let isRoutePPREnabled = false;
if (pageType === 'app') {
// @ts-expect-error pageType is app, so we can assume AppPageModule | AppRouteModule
const ComponentMod = componentsResult.ComponentMod;
let segments;
try {
segments = await collectSegments(// We know this is an app page or app route module because we
// checked above that the page type is 'app'.
routeModule);
} catch (err) {
throw Object.defineProperty(new Error(`Failed to collect configuration for ${page}`, {
cause: err
}), "__NEXT_ERROR_CODE", {
value: "E434",
enumerable: false,
configurable: true
});
}
appConfig = originalAppPath === UNDERSCORE_GLOBAL_ERROR_ROUTE_ENTRY ? {} : reduceAppConfig(segments);
if (appConfig.dynamic === 'force-static' && pathIsEdgeRuntime) {
Log.warn(`Page "${page}" is using runtime = 'edge' which is currently incompatible with dynamic = 'force-static'. Please remove either "runtime" or "force-static" for correct behavior`);
}
rootParamKeys = collectRootParamKeys(routeModule);
// A page supports partial prerendering if it is an app page and either
// the whole app has PPR enabled or this page has PPR enabled when we're
// in incremental mode.
isRoutePPREnabled = routeModule.definition.kind === RouteKind.APP_PAGE && checkIsRoutePPREnabled(pprConfig);
// If force dynamic was set and we don't have PPR enabled, then set the
// revalidate to 0.
// TODO: (PPR) remove this once PPR is enabled by default
if (appConfig.dynamic === 'force-dynamic' && !isRoutePPREnabled) {
appConfig.revalidate = 0;
}
const route = parseAppRoute(page, true);
// If the page is dynamic and we're not in edge runtime, then we need to
// build the static paths. The edge runtime doesn't support static
// paths.
if (route.dynamicSegments.length > 0 && !pathIsEdgeRuntime) {
;
({ prerenderedRoutes, fallbackMode: prerenderFallbackMode } = await buildAppStaticPaths({
dir,
page,
route,
cacheComponents,
authInterrupts,
segments,
distDir,
requestHeaders: {},
isrFlushToDisk,
cacheMaxMemorySize,
cacheHandler,
cacheLifeProfiles,
ComponentMod,
nextConfigOutput,
isRoutePPREnabled,
buildId,
rootParamKeys
}));
}
} else {
if (!Comp || !isValidElementType(Comp) || typeof Comp === 'string') {
throw Object.defineProperty(new Error('INVALID_DEFAULT_EXPORT'), "__NEXT_ERROR_CODE", {
value: "E457",
enumerable: false,
configurable: true
});
}
}
const hasGetInitialProps = !!(Comp == null ? void 0 : Comp.getInitialProps);
const hasStaticProps = !!componentsResult.getStaticProps;
const hasStaticPaths = !!componentsResult.getStaticPaths;
const hasServerProps = !!componentsResult.getServerSideProps;
// A page cannot be prerendered _and_ define a data requirement. That's
// contradictory!
if (hasGetInitialProps && hasStaticProps) {
throw Object.defineProperty(new Error(SSG_GET_INITIAL_PROPS_CONFLICT), "__NEXT_ERROR_CODE", {
value: "E394",
enumerable: false,
configurable: true
});
}
if (hasGetInitialProps && hasServerProps) {
throw Object.defineProperty(new Error(SERVER_PROPS_GET_INIT_PROPS_CONFLICT), "__NEXT_ERROR_CODE", {
value: "E394",
enumerable: false,
configurable: true
});
}
if (hasStaticProps && hasServerProps) {
throw Object.defineProperty(new Error(SERVER_PROPS_SSG_CONFLICT), "__NEXT_ERROR_CODE", {
value: "E394",
enumerable: false,
configurable: true
});
}
const pageIsDynamic = isDynamicRoute(page);
// A page cannot have static parameters if it is not a dynamic page.
if (hasStaticProps && hasStaticPaths && !pageIsDynamic) {
throw Object.defineProperty(new Error(`getStaticPaths can only be used with dynamic pages, not '${page}'.` + `\nLearn more: https://nextjs.org/docs/routing/dynamic-routes`), "__NEXT_ERROR_CODE", {
value: "E356",
enumerable: false,
configurable: true
});
}
if (hasStaticProps && pageIsDynamic && !hasStaticPaths) {
throw Object.defineProperty(new Error(`getStaticPaths is required for dynamic SSG pages and is missing for '${page}'.` + `\nRead more: https://nextjs.org/docs/messages/invalid-getstaticpaths-value`), "__NEXT_ERROR_CODE", {
value: "E255",
enumerable: false,
configurable: true
});
}
if (hasStaticProps && hasStaticPaths) {
;
({ prerenderedRoutes, fallbackMode: prerenderFallbackMode } = await buildPagesStaticPaths({
page,
locales,
defaultLocale,
configFileName,
getStaticPaths: componentsResult.getStaticPaths
}));
}
const isNextImageImported = globalThis.__NEXT_IMAGE_IMPORTED;
let isStatic = false;
if (!hasStaticProps && !hasGetInitialProps && !hasServerProps) {
isStatic = true;
}
// When PPR is enabled, any route may be completely static, so
// mark this route as static.
if (isRoutePPREnabled) {
isStatic = true;
}
return {
isStatic,
isRoutePPREnabled,
prerenderFallbackMode,
prerenderedRoutes,
rootParamKeys,
hasStaticProps,
hasServerProps,
isNextImageImported,
appConfig
};
}).catch((err)=>{
if (err.message === 'INVALID_DEFAULT_EXPORT') {
throw err;
}
console.error(err);
throw Object.defineProperty(new Error(`Failed to collect page data for ${page}`), "__NEXT_ERROR_CODE", {
value: "E414",
enumerable: false,
configurable: true
});
});
}
/**
* Collect the app config from the generate param segments. This only gets a
* subset of the config options.
*
* @param segments the generate param segments
* @returns the reduced app config
*/ export function reduceAppConfig(segments) {
const config = {};
for (const segment of segments){
const { dynamic, fetchCache, preferredRegion, revalidate, runtime, maxDuration } = segment.config || {};
// TODO: should conflicting configs here throw an error
// e.g. if layout defines one region but page defines another
if (typeof preferredRegion !== 'undefined') {
config.preferredRegion = preferredRegion;
}
if (typeof dynamic !== 'undefined') {
config.dynamic = dynamic;
}
if (typeof fetchCache !== 'undefined') {
config.fetchCache = fetchCache;
}
if (typeof revalidate !== 'undefined') {
config.revalidate = revalidate;
}
// Any revalidate number overrides false, and shorter revalidate overrides
// longer (initially).
if (typeof revalidate === 'number' && (typeof config.revalidate !== 'number' || revalidate < config.revalidate)) {
config.revalidate = revalidate;
}
if (typeof runtime !== 'undefined') {
config.runtime = runtime;
}
if (typeof maxDuration !== 'undefined') {
config.maxDuration = maxDuration;
}
}
return config;
}
export async function hasCustomGetInitialProps({ page, distDir, checkingApp, sriEnabled }) {
const { ComponentMod } = await loadComponents({
distDir,
page: page,
isAppPath: false,
isDev: false,
sriEnabled,
needsManifestsForLegacyReasons: true
});
let mod = ComponentMod;
if (checkingApp) {
// @ts-expect-error very dynamic code
mod = await mod._app || mod.default || mod;
} else {
// @ts-expect-error very dynamic code
mod = mod.default || mod;
}
mod = await mod;
// @ts-expect-error very dynamic code
return mod.getInitialProps !== mod.origGetInitialProps;
}
export async function getDefinedNamedExports({ page, distDir, sriEnabled }) {
const { ComponentMod } = await loadComponents({
distDir,
page: page,
isAppPath: false,
isDev: false,
sriEnabled,
needsManifestsForLegacyReasons: true
});
return Object.keys(ComponentMod).filter((key)=>{
return typeof ComponentMod[key] !== 'undefined';
});
}
export function detectConflictingPaths(combinedPages, ssgPages, additionalGeneratedSSGPaths) {
const conflictingPaths = new Map();
const dynamicSsgPages = [
...ssgPages
].filter((page)=>isDynamicRoute(page));
const additionalSsgPathsByPath = {};
additionalGeneratedSSGPaths.forEach((paths, pathsPage)=>{
additionalSsgPathsByPath[pathsPage] ||= {};
paths.forEach((curPath)=>{
const currentPath = curPath.toLowerCase();
additionalSsgPathsByPath[pathsPage][currentPath] = curPath;
});
});
additionalGeneratedSSGPaths.forEach((paths, pathsPage)=>{
paths.forEach((curPath)=>{
const lowerPath = curPath.toLowerCase();
let conflictingPage = combinedPages.find((page)=>page.toLowerCase() === lowerPath);
if (conflictingPage) {
conflictingPaths.set(lowerPath, [
{
path: curPath,
page: pathsPage
},
{
path: conflictingPage,
page: conflictingPage
}
]);
} else {
let conflictingPath;
conflictingPage = dynamicSsgPages.find((page)=>{
if (page === pathsPage) return false;
conflictingPath = additionalGeneratedSSGPaths.get(page) == null ? undefined : additionalSsgPathsByPath[page][lowerPath];
return conflictingPath;
});
if (conflictingPage && conflictingPath) {
conflictingPaths.set(lowerPath, [
{
path: curPath,
page: pathsPage
},
{
path: conflictingPath,
page: conflictingPage
}
]);
}
}
});
});
if (conflictingPaths.size > 0) {
let conflictingPathsOutput = '';
conflictingPaths.forEach((pathItems)=>{
pathItems.forEach((pathItem, idx)=>{
const isDynamic = pathItem.page !== pathItem.path;
if (idx > 0) {
conflictingPathsOutput += 'conflicts with ';
}
conflictingPathsOutput += `path: "${pathItem.path}"${isDynamic ? ` from page: "${pathItem.page}" ` : ' '}`;
});
conflictingPathsOutput += '\n';
});
Log.error('Conflicting paths returned from getStaticPaths, paths must be unique per page.\n' + 'See more info here: https://nextjs.org/docs/messages/conflicting-ssg-paths\n\n' + conflictingPathsOutput);
process.exit(1);
}
}
export async function copyTracedFiles(dir, distDir, pageKeys, appPageKeys, tracingRoot, serverConfig, middlewareManifest, hasNodeMiddleware, hasInstrumentationHook, staticPages) {
const outputPath = path.join(distDir, 'standalone');
// Clean up standalone directory first.
await fs.rm(outputPath, {
recursive: true,
force: true
});
let moduleType = false;
const nextConfig = {
...serverConfig,
distDir: `./${path.relative(dir, distDir)}`
};
try {
const packageJsonPath = path.join(distDir, '../package.json');
const packageJsonContent = await fs.readFile(packageJsonPath, 'utf8');
const packageJson = JSON.parse(packageJsonContent);
moduleType = packageJson.type === 'module';
// we always copy the package.json to the standalone
// folder to ensure any resolving logic is maintained
const packageJsonOutputPath = path.join(outputPath, path.relative(tracingRoot, dir), 'package.json');
await fs.mkdir(path.dirname(packageJsonOutputPath), {
recursive: true
});
await fs.writeFile(packageJsonOutputPath, packageJsonContent);
} catch {}
const copiedFiles = new Set();
async function handleTraceFiles(traceFilePath) {
const traceData = JSON.parse(await fs.readFile(traceFilePath, 'utf8'));
const copySema = new Sema(10, {
capacity: traceData.files.length
});
const traceFileDir = path.dirname(traceFilePath);
await Promise.all(traceData.files.map(async (relativeFile)=>{
await copySema.acquire();
const tracedFilePath = path.join(traceFileDir, relativeFile);
const fileOutputPath = path.join(outputPath, path.relative(tracingRoot, tracedFilePath));
if (!copiedFiles.has(fileOutputPath)) {
copiedFiles.add(fileOutputPath);
await fs.mkdir(path.dirname(fileOutputPath), {
recursive: true
});
const symlink = await fs.readlink(tracedFilePath).catch(()=>null);
if (symlink) {
try {
await fs.symlink(symlink, fileOutputPath);
} catch (err) {
// Windows doesn't support creating symlinks without elevated privileges, unless
// "Developer Mode" is turned on. If we failed to crate a symlink due to EPERM, try
// creating a junction point instead.
//
// Ideally we'd just preserve the input file type (junction point or symlink), but
// there's no API in node.js to differentiate between a junction point and a symlink,
// so we just try making a symlink first. Symlinks are preferred because they support
// relative paths and non-directory (file) targets.
if (process.platform === 'win32' && err.code === 'EPERM' && path.isAbsolute(symlink)) {
try {
await fs.symlink(symlink, fileOutputPath, 'junction');
} catch (junctionErr) {
if (junctionErr.code !== 'EEXIST') {
throw junctionErr;
}
}
} else if (err.code !== 'EEXIST') {
throw err;
}
}
} else {
await fs.copyFile(tracedFilePath, fileOutputPath);
}
}
await copySema.release();
}));
}
async function handleEdgeFunction(page) {
var _page_wasm, _page_assets;
async function handleFile(file) {
const originalPath = path.join(distDir, file);
const fileOutputPath = path.join(outputPath, path.relative(tracingRoot, distDir), file);
await fs.mkdir(path.dirname(fileOutputPath), {
recursive: true
});
await fs.copyFile(originalPath, fileOutputPath);
}
await Promise.all([
page.files.map(handleFile),
(_page_wasm = page.wasm) == null ? void 0 : _page_wasm.map((file)=>handleFile(file.filePath)),
(_page_assets = page.assets) == null ? void 0 : _page_assets.map((file)=>handleFile(file.filePath))
]);
}
const edgeFunctionHandlers = [];
for (const middleware of Object.values(middlewareManifest.middleware)){
if (isMiddlewareFilename(middleware.name)) {
edgeFunctionHandlers.push(handleEdgeFunction(middleware));
}
}
for (const page of Object.values(middlewareManifest.functions)){
edgeFunctionHandlers.push(handleEdgeFunction(page));
}
await Promise.all(edgeFunctionHandlers);
for (const page of pageKeys){
if (middlewareManifest.functions.hasOwnProperty(page)) {
continue;
}
const route = normalizePagePath(page);
if (staticPages.has(route)) {
continue;
}
const pageFile = path.join(distDir, 'server', 'pages', `${normalizePagePath(page)}.js`);
const pageTraceFile = `${pageFile}.nft.json`;
await handleTraceFiles(pageTraceFile).catch((err)=>{
if (err.code !== 'ENOENT' || page !== '/404' && page !== '/500') {
Log.warn(`Failed to copy traced files for ${pageFile}`, err);
}
});
}
if (hasNodeMiddleware) {
const middlewareFile = path.join(distDir, 'server', 'middleware.js');
const middlewareTrace = `${middlewareFile}.nft.json`;
await handleTraceFiles(middlewareTrace);
}
if (appPageKeys) {
for (const page of appPageKeys){
if (middlewareManifest.functions.hasOwnProperty(page)) {
continue;
}
const pageFile = path.join(distDir, 'server', 'app', `${page}.js`);
const pageTraceFile = `${pageFile}.nft.json`;
await handleTraceFiles(pageTraceFile).catch((err)=>{
Log.warn(`Failed to copy traced files for ${pageFile}`, err);
});
}
}
if (hasInstrumentationHook) {
await handleTraceFiles(path.join(distDir, 'server', 'instrumentation.js.nft.json'));
}
await handleTraceFiles(path.join(distDir, 'next-server.js.nft.json'));
const serverOutputPath = path.join(outputPath, path.relative(tracingRoot, dir), 'server.js');
await fs.mkdir(path.dirname(serverOutputPath), {
recursive: true
});
await fs.writeFile(serverOutputPath, `${moduleType ? `performance.mark('next-start');
import path from 'node:path'
import { fileURLToPath } from 'node:url'
import module from 'node:module'
const require = module.createRequire(import.meta.url)
const __dirname = fileURLToPath(new URL('.', import.meta.url))
` : `const path = require('path')`}
const dir = path.join(__dirname)
process.env.NODE_ENV = 'production'
process.chdir(__dirname)
const currentPort = parseInt(process.env.PORT, 10) || 3000
const hostname = process.env.HOSTNAME || '0.0.0.0'
let keepAliveTimeout = parseInt(process.env.KEEP_ALIVE_TIMEOUT, 10)
const nextConfig = ${JSON.stringify(nextConfig)}
process.env.__NEXT_PRIVATE_STANDALONE_CONFIG = JSON.stringify(nextConfig)
require('next')
const { startServer } = require('next/dist/server/lib/start-server')
if (
Number.isNaN(keepAliveTimeout) ||
!Number.isFinite(keepAliveTimeout) ||
keepAliveTimeout < 0
) {
keepAliveTimeout = undefined
}
startServer({
dir,
isDev: false,
config: nextConfig,
hostname,
port: currentPort,
allowRetry: false,
keepAliveTimeout,
}).catch((err) => {
console.error(err);
process.exit(1);
});`);
}
export function isReservedPage(page) {
return RESERVED_PAGE.test(page);
}
export function isAppBuiltinPage(page) {
return /next[\\/]dist[\\/](esm[\\/])?client[\\/]components[\\/]builtin[\\/]/.test(page);
}
export function isCustomErrorPage(page) {
return page === '/404' || page === '/500';
}
export function isMiddlewareFile(file) {
return file === `/${MIDDLEWARE_FILENAME}` || file === `/src/${MIDDLEWARE_FILENAME}` || file === `/${PROXY_FILENAME}` || file === `/src/${PROXY_FILENAME}`;
}
export function isProxyFile(file) {
return file === `/${PROXY_FILENAME}` || file === `/src/${PROXY_FILENAME}`;
}
export function isInstrumentationHookFile(file) {
return file === `/${INSTRUMENTATION_HOOK_FILENAME}` || file === `/src/${INSTRUMENTATION_HOOK_FILENAME}`;
}
export function getPossibleInstrumentationHookFilenames(folder, extensions) {
const files = [];
for (const extension of extensions){
files.push(path.join(folder, `${INSTRUMENTATION_HOOK_FILENAME}.${extension}`), path.join(folder, `src`, `${INSTRUMENTATION_HOOK_FILENAME}.${extension}`));
}
return files;
}
export function getPossibleMiddlewareFilenames(folder, extensions) {
return extensions.flatMap((extension)=>[
path.join(folder, `${MIDDLEWARE_FILENAME}.${extension}`),
path.join(folder, `${PROXY_FILENAME}.${extension}`)
]);
}
export class NestedMiddlewareError extends Error {
constructor(nestedFileNames, mainDir, pagesOrAppDir){
super(`Nested Middleware is not allowed, found:\n` + `${nestedFileNames.map((file)=>`pages${file}`).join('\n')}\n` + `Please move your code to a single file at ${path.join(path.posix.sep, path.relative(mainDir, path.resolve(pagesOrAppDir, '..')), 'middleware')} instead.\n` + `Read More - https://nextjs.org/docs/messages/nested-middleware`);
}
}
export function getSupportedBrowsers(dir, isDevelopment) {
let browsers;
try {
const browsersListConfig = browserslist.loadConfig({
path: dir,
env: isDevelopment ? 'development' : 'production'
});
// Running `browserslist` resolves `extends` and other config features into a list of browsers
if (browsersListConfig && browsersListConfig.length > 0) {
browsers = browserslist(browsersListConfig);
}
} catch {}
// When user has browserslist use that target
if (browsers && browsers.length > 0) {
return browsers;
}
// Uses modern browsers as the default.
return MODERN_BROWSERSLIST_TARGET;
}
export function shouldUseReactServerCondition(layer) {
return Boolean(layer && WEBPACK_LAYERS.GROUP.serverOnly.includes(layer));
}
export function isWebpackClientOnlyLayer(layer) {
return Boolean(layer && WEBPACK_LAYERS.GROUP.clientOnly.includes(layer));
}
export function isWebpackDefaultLayer(layer) {
return layer === null || layer === undefined || layer === WEBPACK_LAYERS.pagesDirBrowser || layer === WEBPACK_LAYERS.pagesDirEdge || layer === WEBPACK_LAYERS.pagesDirNode;
}
export function isWebpackBundledLayer(layer) {
return Boolean(layer && WEBPACK_LAYERS.GROUP.bundled.includes(layer));
}
export function isWebpackAppPagesLayer(layer) {
return Boolean(layer && WEBPACK_LAYERS.GROUP.appPages.includes(layer));
}
export function collectMeta({ status, headers }) {
const meta = {};
if (status !== 200) {
meta.status = status;
}
if (headers && Object.keys(headers).length) {
meta.headers = {};
// normalize header values as initialHeaders
// must be Record<string, string>
for(const key in headers){
// set-cookie is already handled - the middleware cookie setting case
// isn't needed for the prerender manifest since it can't read cookies
if (key === 'x-middleware-set-cookie') continue;
let value = headers[key];
if (Array.isArray(value)) {
if (key === 'set-cookie') {
value = value.join(',');
} else {
value = value[value.length - 1];
}
}
if (typeof value === 'string') {
meta.headers[key] = value;
}
}
}
return meta;
}
export const RSPACK_DEFAULT_LAYERS_REGEX = new RegExp(`^(|${[
WEBPACK_LAYERS.pagesDirBrowser,
WEBPACK_LAYERS.pagesDirEdge,
WEBPACK_LAYERS.pagesDirNode
].join('|')})$`);
export function pageToRoute(page, sourcePage) {
const routeRegex = getNamedRouteRegex(page, {
prefixRouteKeys: true
});
return {
sourcePage,
page,
regex: normalizeRouteRegex(routeRegex.re.source),
routeKeys: routeRegex.routeKeys,
namedRegex: routeRegex.namedRegex
};
}
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