next/dist/esm/server/app-render/app-render.js

The React Framework

import { jsx as _jsx, jsxs as _jsxs } from "react/jsx-runtime";
import { workAsyncStorage } from '../app-render/work-async-storage.external';
import React from 'react';
import RenderResult from '../render-result';
import { chainStreams, renderToInitialFizzStream, createDocumentClosingStream, continueFizzStream, continueDynamicPrerender, continueStaticPrerender, continueDynamicHTMLResume, streamToBuffer, streamToString } from '../stream-utils/node-web-streams-helper';
import { stripInternalQueries } from '../internal-utils';
import { NEXT_HMR_REFRESH_HEADER, NEXT_ROUTER_PREFETCH_HEADER, NEXT_ROUTER_STATE_TREE_HEADER, NEXT_ROUTER_STALE_TIME_HEADER, NEXT_URL, RSC_HEADER } from '../../client/components/app-router-headers';
import { createTrackedMetadataContext, createMetadataContext } from '../../lib/metadata/metadata-context';
import { createRequestStoreForRender } from '../async-storage/request-store';
import { createWorkStore } from '../async-storage/work-store';
import { getAccessFallbackErrorTypeByStatus, getAccessFallbackHTTPStatus, isHTTPAccessFallbackError } from '../../client/components/http-access-fallback/http-access-fallback';
import { getURLFromRedirectError, getRedirectStatusCodeFromError } from '../../client/components/redirect';
import { isRedirectError } from '../../client/components/redirect-error';
import { getImplicitTags } from '../lib/implicit-tags';
import { AppRenderSpan, NextNodeServerSpan } from '../lib/trace/constants';
import { getTracer } from '../lib/trace/tracer';
import { FlightRenderResult } from './flight-render-result';
import { createFlightReactServerErrorHandler, createHTMLReactServerErrorHandler, createHTMLErrorHandler, isUserLandError, getDigestForWellKnownError } from './create-error-handler';
import { getShortDynamicParamType, dynamicParamTypes } from './get-short-dynamic-param-type';
import { getSegmentParam } from './get-segment-param';
import { getScriptNonceFromHeader } from './get-script-nonce-from-header';
import { parseAndValidateFlightRouterState } from './parse-and-validate-flight-router-state';
import { createFlightRouterStateFromLoaderTree } from './create-flight-router-state-from-loader-tree';
import { handleAction } from './action-handler';
import { isBailoutToCSRError } from '../../shared/lib/lazy-dynamic/bailout-to-csr';
import { warn, error } from '../../build/output/log';
import { appendMutableCookies } from '../web/spec-extension/adapters/request-cookies';
import { createServerInsertedHTML } from './server-inserted-html';
import { getRequiredScripts } from './required-scripts';
import { addPathPrefix } from '../../shared/lib/router/utils/add-path-prefix';
import { makeGetServerInsertedHTML } from './make-get-server-inserted-html';
import { walkTreeWithFlightRouterState } from './walk-tree-with-flight-router-state';
import { createComponentTree } from './create-component-tree';
import { getAssetQueryString } from './get-asset-query-string';
import { setReferenceManifestsSingleton } from './encryption-utils';
import { DynamicState, parsePostponedState } from './postponed-state';
import { getDynamicDataPostponedState, getDynamicHTMLPostponedState, getPostponedFromState } from './postponed-state';
import { isDynamicServerError } from '../../client/components/hooks-server-context';
import { useFlightStream, createInlinedDataReadableStream } from './use-flight-response';
import { StaticGenBailoutError, isStaticGenBailoutError } from '../../client/components/static-generation-bailout';
import { getStackWithoutErrorMessage } from '../../lib/format-server-error';
import { accessedDynamicData, createPostponedAbortSignal, formatDynamicAPIAccesses, isPrerenderInterruptedError, createDynamicTrackingState, createDynamicValidationState, getFirstDynamicReason, trackAllowedDynamicAccess, throwIfDisallowedDynamic, consumeDynamicAccess } from './dynamic-rendering';
import { getClientComponentLoaderMetrics, wrapClientComponentLoader } from '../client-component-renderer-logger';
import { createServerModuleMap } from './action-utils';
import { isNodeNextRequest } from '../base-http/helpers';
import { parseParameter } from '../../shared/lib/router/utils/route-regex';
import { parseRelativeUrl } from '../../shared/lib/router/utils/parse-relative-url';
import AppRouter from '../../client/components/app-router';
import { getServerActionRequestMetadata } from '../lib/server-action-request-meta';
import { createInitialRouterState } from '../../client/components/router-reducer/create-initial-router-state';
import { createMutableActionQueue } from '../../shared/lib/router/action-queue';
import { getRevalidateReason } from '../instrumentation/utils';
import { PAGE_SEGMENT_KEY } from '../../shared/lib/segment';
import { DynamicServerError } from '../../client/components/hooks-server-context';
import { ServerPrerenderStreamResult } from './app-render-prerender-utils';
import { ReactServerResult, createReactServerPrerenderResult, createReactServerPrerenderResultFromRender, prerenderAndAbortInSequentialTasks, prerenderServerWithPhases, prerenderClientWithPhases } from './app-render-prerender-utils';
import { printDebugThrownValueForProspectiveRender } from './prospective-render-utils';
import { scheduleInSequentialTasks } from './app-render-render-utils';
import { waitAtLeastOneReactRenderTask } from '../../lib/scheduler';
import { workUnitAsyncStorage } from './work-unit-async-storage.external';
import { CacheSignal } from './cache-signal';
import { getTracedMetadata } from '../lib/trace/utils';
import { InvariantError } from '../../shared/lib/invariant-error';
import './clean-async-snapshot.external';
import { INFINITE_CACHE } from '../../lib/constants';
import { createComponentStylesAndScripts } from './create-component-styles-and-scripts';
import { parseLoaderTree } from './parse-loader-tree';
import { createPrerenderResumeDataCache, createRenderResumeDataCache } from '../resume-data-cache/resume-data-cache';
const flightDataPathHeadKey = 'h';
function parseRequestHeaders(headers, options) {
    const isDevWarmupRequest = options.isDevWarmup === true;
    // dev warmup requests are treated as prefetch RSC requests
    const isPrefetchRequest = isDevWarmupRequest || headers[NEXT_ROUTER_PREFETCH_HEADER.toLowerCase()] !== undefined;
    const isHmrRefresh = headers[NEXT_HMR_REFRESH_HEADER.toLowerCase()] !== undefined;
    // dev warmup requests are treated as prefetch RSC requests
    const isRSCRequest = isDevWarmupRequest || headers[RSC_HEADER.toLowerCase()] !== undefined;
    const shouldProvideFlightRouterState = isRSCRequest && (!isPrefetchRequest || !options.isRoutePPREnabled);
    const flightRouterState = shouldProvideFlightRouterState ? parseAndValidateFlightRouterState(headers[NEXT_ROUTER_STATE_TREE_HEADER.toLowerCase()]) : undefined;
    const csp = headers['content-security-policy'] || headers['content-security-policy-report-only'];
    const nonce = typeof csp === 'string' ? getScriptNonceFromHeader(csp) : undefined;
    return {
        flightRouterState,
        isPrefetchRequest,
        isHmrRefresh,
        isRSCRequest,
        isDevWarmupRequest,
        nonce
    };
}
function createNotFoundLoaderTree(loaderTree) {
    // Align the segment with parallel-route-default in next-app-loader
    const components = loaderTree[2];
    return [
        '',
        {
            children: [
                PAGE_SEGMENT_KEY,
                {},
                {
                    page: components['not-found']
                }
            ]
        },
        components
    ];
}
/**
 * Returns a function that parses the dynamic segment and return the associated value.
 */ function makeGetDynamicParamFromSegment(params, pagePath, fallbackRouteParams) {
    return function getDynamicParamFromSegment(// [slug] / [[slug]] / [...slug]
    segment) {
        const segmentParam = getSegmentParam(segment);
        if (!segmentParam) {
            return null;
        }
        const key = segmentParam.param;
        let value = params[key];
        if (fallbackRouteParams && fallbackRouteParams.has(segmentParam.param)) {
            value = fallbackRouteParams.get(segmentParam.param);
        } else if (Array.isArray(value)) {
            value = value.map((i)=>encodeURIComponent(i));
        } else if (typeof value === 'string') {
            value = encodeURIComponent(value);
        }
        if (!value) {
            const isCatchall = segmentParam.type === 'catchall';
            const isOptionalCatchall = segmentParam.type === 'optional-catchall';
            if (isCatchall || isOptionalCatchall) {
                const dynamicParamType = dynamicParamTypes[segmentParam.type];
                // handle the case where an optional catchall does not have a value,
                // e.g. `/dashboard/[[...slug]]` when requesting `/dashboard`
                if (isOptionalCatchall) {
                    return {
                        param: key,
                        value: null,
                        type: dynamicParamType,
                        treeSegment: [
                            key,
                            '',
                            dynamicParamType
                        ]
                    };
                }
                // handle the case where a catchall or optional catchall does not have a value,
                // e.g. `/foo/bar/hello` and `@slot/[...catchall]` or `@slot/[[...catchall]]` is matched
                value = pagePath.split('/')// remove the first empty string
                .slice(1)// replace any dynamic params with the actual values
                .flatMap((pathSegment)=>{
                    const param = parseParameter(pathSegment);
                    // if the segment matches a param, return the param value
                    // otherwise, it's a static segment, so just return that
                    return params[param.key] ?? param.key;
                });
                return {
                    param: key,
                    value,
                    type: dynamicParamType,
                    // This value always has to be a string.
                    treeSegment: [
                        key,
                        value.join('/'),
                        dynamicParamType
                    ]
                };
            }
        }
        const type = getShortDynamicParamType(segmentParam.type);
        return {
            param: key,
            // The value that is passed to user code.
            value: value,
            // The value that is rendered in the router tree.
            treeSegment: [
                key,
                Array.isArray(value) ? value.join('/') : value,
                type
            ],
            type: type
        };
    };
}
function NonIndex({ ctx }) {
    const is404Page = ctx.pagePath === '/404';
    const isInvalidStatusCode = typeof ctx.res.statusCode === 'number' && ctx.res.statusCode > 400;
    if (is404Page || isInvalidStatusCode) {
        return /*#__PURE__*/ _jsx("meta", {
            name: "robots",
            content: "noindex"
        });
    }
    return null;
}
/**
 * This is used by server actions & client-side navigations to generate RSC data from a client-side request.
 * This function is only called on "dynamic" requests (ie, there wasn't already a static response).
 * It uses request headers (namely `Next-Router-State-Tree`) to determine where to start rendering.
 */ async function generateDynamicRSCPayload(ctx, options) {
    // Flight data that is going to be passed to the browser.
    // Currently a single item array but in the future multiple patches might be combined in a single request.
    // We initialize `flightData` to an empty string because the client router knows how to tolerate
    // it (treating it as an MPA navigation). The only time this function wouldn't generate flight data
    // is for server actions, if the server action handler instructs this function to skip it. When the server
    // action reducer sees a falsy value, it'll simply resolve the action with no data.
    let flightData = '';
    const { componentMod: { tree: loaderTree, createServerSearchParamsForMetadata, createServerParamsForMetadata, createMetadataComponents, MetadataBoundary, ViewportBoundary }, getDynamicParamFromSegment, appUsingSizeAdjustment, query, requestId, flightRouterState, workStore, url } = ctx;
    if (!(options == null ? void 0 : options.skipFlight)) {
        const preloadCallbacks = [];
        const searchParams = createServerSearchParamsForMetadata(query, workStore);
        const [MetadataTree, getMetadataReady] = createMetadataComponents({
            tree: loaderTree,
            searchParams,
            metadataContext: createTrackedMetadataContext(url.pathname, ctx.renderOpts, workStore),
            getDynamicParamFromSegment,
            appUsingSizeAdjustment,
            createServerParamsForMetadata,
            workStore,
            MetadataBoundary,
            ViewportBoundary
        });
        flightData = (await walkTreeWithFlightRouterState({
            ctx,
            createSegmentPath: (child)=>child,
            loaderTreeToFilter: loaderTree,
            parentParams: {},
            flightRouterState,
            isFirst: true,
            // For flight, render metadata inside leaf page
            rscPayloadHead: /*#__PURE__*/ _jsxs(React.Fragment, {
                children: [
                    /*#__PURE__*/ _jsx(NonIndex, {
                        ctx: ctx
                    }),
                    /*#__PURE__*/ _jsx(MetadataTree, {}, requestId)
                ]
            }, flightDataPathHeadKey),
            injectedCSS: new Set(),
            injectedJS: new Set(),
            injectedFontPreloadTags: new Set(),
            rootLayoutIncluded: false,
            getMetadataReady,
            preloadCallbacks
        })).map((path)=>path.slice(1)) // remove the '' (root) segment
        ;
    }
    // If we have an action result, then this is a server action response.
    // We can rely on this because `ActionResult` will always be a promise, even if
    // the result is falsey.
    if (options == null ? void 0 : options.actionResult) {
        return {
            a: options.actionResult,
            f: flightData,
            b: ctx.renderOpts.buildId
        };
    }
    // Otherwise, it's a regular RSC response.
    return {
        b: ctx.renderOpts.buildId,
        f: flightData,
        S: workStore.isStaticGeneration
    };
}
function createErrorContext(ctx, renderSource) {
    return {
        routerKind: 'App Router',
        routePath: ctx.pagePath,
        routeType: ctx.isAction ? 'action' : 'render',
        renderSource,
        revalidateReason: getRevalidateReason(ctx.workStore)
    };
}
/**
 * Produces a RenderResult containing the Flight data for the given request. See
 * `generateDynamicRSCPayload` for information on the contents of the render result.
 */ async function generateDynamicFlightRenderResult(req, ctx, requestStore, options) {
    const renderOpts = ctx.renderOpts;
    function onFlightDataRenderError(err) {
        return renderOpts.onInstrumentationRequestError == null ? void 0 : renderOpts.onInstrumentationRequestError.call(renderOpts, err, req, createErrorContext(ctx, 'react-server-components-payload'));
    }
    const onError = createFlightReactServerErrorHandler(!!renderOpts.dev, onFlightDataRenderError);
    const RSCPayload = await workUnitAsyncStorage.run(requestStore, generateDynamicRSCPayload, ctx, options);
    if (// We only want this behavior when running `next dev`
    renderOpts.dev && // We only want this behavior when we have React's dev builds available
    process.env.NODE_ENV === 'development' && // We only have a Prerender environment for projects opted into dynamicIO
    renderOpts.experimental.dynamicIO) {
        const [resolveValidation, validationOutlet] = createValidationOutlet();
        RSCPayload._validation = validationOutlet;
        spawnDynamicValidationInDev(resolveValidation, ctx.componentMod.tree, ctx, false, ctx.clientReferenceManifest, ctx.workStore.route, requestStore).catch(resolveValidation) // avoid unhandled rejections and a forever hanging promise
        ;
    }
    // For app dir, use the bundled version of Flight server renderer (renderToReadableStream)
    // which contains the subset React.
    const flightReadableStream = workUnitAsyncStorage.run(requestStore, ctx.componentMod.renderToReadableStream, RSCPayload, ctx.clientReferenceManifest.clientModules, {
        onError,
        temporaryReferences: options == null ? void 0 : options.temporaryReferences
    });
    return new FlightRenderResult(flightReadableStream, {
        fetchMetrics: ctx.workStore.fetchMetrics
    });
}
/**
 * Performs a "warmup" render of the RSC payload for a given route. This function is called by the server
 * prior to an actual render request in Dev mode only. It's purpose is to fill caches so the actual render
 * can accurately log activity in the right render context (Prerender vs Render).
 *
 * At the moment this implementation is mostly a fork of generateDynamicFlightRenderResult
 */ async function warmupDevRender(req, ctx) {
    const renderOpts = ctx.renderOpts;
    if (!renderOpts.dev) {
        throw new InvariantError('generateDynamicFlightRenderResult should never be called in `next start` mode.');
    }
    function onFlightDataRenderError(err) {
        return renderOpts.onInstrumentationRequestError == null ? void 0 : renderOpts.onInstrumentationRequestError.call(renderOpts, err, req, createErrorContext(ctx, 'react-server-components-payload'));
    }
    const onError = createFlightReactServerErrorHandler(true, onFlightDataRenderError);
    // We're doing a dev warmup, so we should create a new resume data cache so
    // we can fill it.
    const prerenderResumeDataCache = createPrerenderResumeDataCache();
    const renderController = new AbortController();
    const prerenderController = new AbortController();
    const cacheSignal = new CacheSignal();
    const prerenderStore = {
        type: 'prerender',
        phase: 'render',
        implicitTags: [],
        renderSignal: renderController.signal,
        controller: prerenderController,
        cacheSignal,
        dynamicTracking: null,
        revalidate: INFINITE_CACHE,
        expire: INFINITE_CACHE,
        stale: INFINITE_CACHE,
        tags: [],
        prerenderResumeDataCache
    };
    const rscPayload = await workUnitAsyncStorage.run(prerenderStore, generateDynamicRSCPayload, ctx);
    // For app dir, use the bundled version of Flight server renderer (renderToReadableStream)
    // which contains the subset React.
    workUnitAsyncStorage.run(prerenderStore, ctx.componentMod.renderToReadableStream, rscPayload, ctx.clientReferenceManifest.clientModules, {
        onError,
        signal: renderController.signal
    });
    // Wait for all caches to be finished filling
    await cacheSignal.cacheReady();
    // We unset the cache so any late over-run renders aren't able to write into this cache
    prerenderStore.prerenderResumeDataCache = null;
    // Abort the render
    renderController.abort();
    // We don't really want to return a result here but the stack of functions
    // that calls into renderToHTML... expects a result. We should refactor this to
    // lift the warmup pathway outside of renderToHTML... but for now this suffices
    return new FlightRenderResult('', {
        fetchMetrics: ctx.workStore.fetchMetrics,
        devRenderResumeDataCache: createRenderResumeDataCache(prerenderResumeDataCache)
    });
}
/**
 * Crawlers will inadvertently think the canonicalUrl in the RSC payload should be crawled
 * when our intention is to just seed the router state with the current URL.
 * This function splits up the pathname so that we can later join it on
 * when we're ready to consume the path.
 */ function prepareInitialCanonicalUrl(url) {
    return (url.pathname + url.search).split('/');
}
// This is the data necessary to render <AppRouter /> when no SSR errors are encountered
async function getRSCPayload(tree, ctx, is404) {
    const injectedCSS = new Set();
    const injectedJS = new Set();
    const injectedFontPreloadTags = new Set();
    let missingSlots;
    // We only track missing parallel slots in development
    if (process.env.NODE_ENV === 'development') {
        missingSlots = new Set();
    }
    const { getDynamicParamFromSegment, query, appUsingSizeAdjustment, componentMod: { GlobalError, createServerSearchParamsForMetadata, createServerParamsForMetadata, createMetadataComponents, MetadataBoundary, ViewportBoundary }, url, workStore } = ctx;
    const initialTree = createFlightRouterStateFromLoaderTree(tree, getDynamicParamFromSegment, query);
    const searchParams = createServerSearchParamsForMetadata(query, workStore);
    const [MetadataTree, getMetadataReady] = createMetadataComponents({
        tree,
        errorType: is404 ? 'not-found' : undefined,
        searchParams,
        metadataContext: createTrackedMetadataContext(url.pathname, ctx.renderOpts, workStore),
        getDynamicParamFromSegment,
        appUsingSizeAdjustment,
        createServerParamsForMetadata,
        workStore,
        MetadataBoundary,
        ViewportBoundary
    });
    const preloadCallbacks = [];
    const seedData = await createComponentTree({
        ctx,
        createSegmentPath: (child)=>child,
        loaderTree: tree,
        parentParams: {},
        firstItem: true,
        injectedCSS,
        injectedJS,
        injectedFontPreloadTags,
        rootLayoutIncluded: false,
        getMetadataReady,
        missingSlots,
        preloadCallbacks,
        authInterrupts: ctx.renderOpts.experimental.authInterrupts
    });
    // When the `vary` response header is present with `Next-URL`, that means there's a chance
    // it could respond differently if there's an interception route. We provide this information
    // to `AppRouter` so that it can properly seed the prefetch cache with a prefix, if needed.
    const varyHeader = ctx.res.getHeader('vary');
    const couldBeIntercepted = typeof varyHeader === 'string' && varyHeader.includes(NEXT_URL);
    const initialHead = /*#__PURE__*/ _jsxs(React.Fragment, {
        children: [
            /*#__PURE__*/ _jsx(NonIndex, {
                ctx: ctx
            }),
            /*#__PURE__*/ _jsx(MetadataTree, {}, ctx.requestId)
        ]
    }, flightDataPathHeadKey);
    const globalErrorStyles = await getGlobalErrorStyles(tree, ctx);
    // Assume the head we're rendering contains only partial data if PPR is
    // enabled and this is a statically generated response. This is used by the
    // client Segment Cache after a prefetch to determine if it can skip the
    // second request to fill in the dynamic data.
    //
    // See similar comment in create-component-tree.tsx for more context.
    const isPossiblyPartialHead = workStore.isStaticGeneration && ctx.renderOpts.experimental.isRoutePPREnabled === true;
    return {
        // See the comment above the `Preloads` component (below) for why this is part of the payload
        P: /*#__PURE__*/ _jsx(Preloads, {
            preloadCallbacks: preloadCallbacks
        }),
        b: ctx.renderOpts.buildId,
        p: ctx.assetPrefix,
        c: prepareInitialCanonicalUrl(url),
        i: !!couldBeIntercepted,
        f: [
            [
                initialTree,
                seedData,
                initialHead,
                isPossiblyPartialHead
            ]
        ],
        m: missingSlots,
        G: [
            GlobalError,
            globalErrorStyles
        ],
        s: typeof ctx.renderOpts.postponed === 'string',
        S: workStore.isStaticGeneration
    };
}
/**
 * Preload calls (such as `ReactDOM.preloadStyle` and `ReactDOM.preloadFont`) need to be called during rendering
 * in order to create the appropriate preload tags in the DOM, otherwise they're a no-op. Since we invoke
 * renderToReadableStream with a function that returns component props rather than a component itself, we use
 * this component to "render  " the preload calls.
 */ function Preloads({ preloadCallbacks }) {
    preloadCallbacks.forEach((preloadFn)=>preloadFn());
    return null;
}
// This is the data necessary to render <AppRouter /> when an error state is triggered
async function getErrorRSCPayload(tree, ctx, errorType) {
    const { getDynamicParamFromSegment, query, appUsingSizeAdjustment, componentMod: { GlobalError, createServerSearchParamsForMetadata, createServerParamsForMetadata, createMetadataComponents, MetadataBoundary, ViewportBoundary }, url, requestId, workStore } = ctx;
    const searchParams = createServerSearchParamsForMetadata(query, workStore);
    const [MetadataTree] = createMetadataComponents({
        tree,
        searchParams,
        // We create an untracked metadata context here because we can't postpone
        // again during the error render.
        metadataContext: createMetadataContext(url.pathname, ctx.renderOpts),
        errorType,
        getDynamicParamFromSegment,
        appUsingSizeAdjustment,
        createServerParamsForMetadata,
        workStore,
        MetadataBoundary,
        ViewportBoundary
    });
    const initialHead = /*#__PURE__*/ _jsxs(React.Fragment, {
        children: [
            /*#__PURE__*/ _jsx(NonIndex, {
                ctx: ctx
            }),
            /*#__PURE__*/ _jsx(MetadataTree, {}, requestId),
            process.env.NODE_ENV === 'development' && /*#__PURE__*/ _jsx("meta", {
                name: "next-error",
                content: "not-found"
            })
        ]
    }, flightDataPathHeadKey);
    const initialTree = createFlightRouterStateFromLoaderTree(tree, getDynamicParamFromSegment, query);
    // For metadata notFound error there's no global not found boundary on top
    // so we create a not found page with AppRouter
    const initialSeedData = [
        initialTree[0],
        /*#__PURE__*/ _jsxs("html", {
            id: "__next_error__",
            children: [
                /*#__PURE__*/ _jsx("head", {}),
                /*#__PURE__*/ _jsx("body", {})
            ]
        }),
        {},
        null,
        false
    ];
    const globalErrorStyles = await getGlobalErrorStyles(tree, ctx);
    const isPossiblyPartialHead = workStore.isStaticGeneration && ctx.renderOpts.experimental.isRoutePPREnabled === true;
    return {
        b: ctx.renderOpts.buildId,
        p: ctx.assetPrefix,
        c: prepareInitialCanonicalUrl(url),
        m: undefined,
        i: false,
        f: [
            [
                initialTree,
                initialSeedData,
                initialHead,
                isPossiblyPartialHead
            ]
        ],
        G: [
            GlobalError,
            globalErrorStyles
        ],
        s: typeof ctx.renderOpts.postponed === 'string',
        S: workStore.isStaticGeneration
    };
}
// This component must run in an SSR context. It will render the RSC root component
function App({ reactServerStream, preinitScripts, clientReferenceManifest, nonce, ServerInsertedHTMLProvider }) {
    preinitScripts();
    const response = React.use(useFlightStream(reactServerStream, clientReferenceManifest, nonce));
    const initialState = createInitialRouterState({
        initialFlightData: response.f,
        initialCanonicalUrlParts: response.c,
        // location and initialParallelRoutes are not initialized in the SSR render
        // they are set to an empty map and window.location, respectively during hydration
        initialParallelRoutes: null,
        location: null,
        couldBeIntercepted: response.i,
        postponed: response.s,
        prerendered: response.S
    });
    const actionQueue = createMutableActionQueue(initialState);
    const { HeadManagerContext } = require('../../shared/lib/head-manager-context.shared-runtime');
    return /*#__PURE__*/ _jsx(HeadManagerContext.Provider, {
        value: {
            appDir: true,
            nonce
        },
        children: /*#__PURE__*/ _jsx(ServerInsertedHTMLProvider, {
            children: /*#__PURE__*/ _jsx(AppRouter, {
                actionQueue: actionQueue,
                globalErrorComponentAndStyles: response.G,
                assetPrefix: response.p
            })
        })
    });
}
// @TODO our error stream should be probably just use the same root component. But it was previously
// different I don't want to figure out if that is meaningful at this time so just keeping the behavior
// consistent for now.
function AppWithoutContext({ reactServerStream, preinitScripts, clientReferenceManifest, nonce }) {
    preinitScripts();
    const response = React.use(useFlightStream(reactServerStream, clientReferenceManifest, nonce));
    const initialState = createInitialRouterState({
        initialFlightData: response.f,
        initialCanonicalUrlParts: response.c,
        // location and initialParallelRoutes are not initialized in the SSR render
        // they are set to an empty map and window.location, respectively during hydration
        initialParallelRoutes: null,
        location: null,
        couldBeIntercepted: response.i,
        postponed: response.s,
        prerendered: response.S
    });
    const actionQueue = createMutableActionQueue(initialState);
    return /*#__PURE__*/ _jsx(AppRouter, {
        actionQueue: actionQueue,
        globalErrorComponentAndStyles: response.G,
        assetPrefix: response.p
    });
}
async function renderToHTMLOrFlightImpl(req, res, url, pagePath, query, renderOpts, workStore, parsedRequestHeaders, requestEndedState, postponedState, implicitTags, serverComponentsHmrCache) {
    const isNotFoundPath = pagePath === '/404';
    if (isNotFoundPath) {
        res.statusCode = 404;
    }
    // A unique request timestamp used by development to ensure that it's
    // consistent and won't change during this request. This is important to
    // avoid that resources can be deduped by React Float if the same resource is
    // rendered or preloaded multiple times: `<link href="a.css?v={Date.now()}"/>`.
    const requestTimestamp = Date.now();
    const { serverActionsManifest, ComponentMod, nextFontManifest, serverActions, assetPrefix = '', enableTainting } = renderOpts;
    // We need to expose the bundled `require` API globally for
    // react-server-dom-webpack. This is a hack until we find a better way.
    if (ComponentMod.__next_app__) {
        const instrumented = wrapClientComponentLoader(ComponentMod);
        // @ts-ignore
        globalThis.__next_require__ = instrumented.require;
        // When we are prerendering if there is a cacheSignal for tracking
        // cache reads we wrap the loadChunk in this tracking. This allows us
        // to treat chunk loading with similar semantics as cache reads to avoid
        // async loading chunks from causing a prerender to abort too early.
        // @ts-ignore
        globalThis.__next_chunk_load__ = (...args)=>{
            const loadingChunk = instrumented.loadChunk(...args);
            trackChunkLoading(loadingChunk);
            return loadingChunk;
        };
    }
    if (process.env.NODE_ENV === 'development') {
        // reset isr status at start of request
        const { pathname } = new URL(req.url || '/', 'http://n');
        renderOpts.setAppIsrStatus == null ? void 0 : renderOpts.setAppIsrStatus.call(renderOpts, pathname, null);
    }
    if (// The type check here ensures that `req` is correctly typed, and the
    // environment variable check provides dead code elimination.
    process.env.NEXT_RUNTIME !== 'edge' && isNodeNextRequest(req)) {
        req.originalRequest.on('end', ()=>{
            requestEndedState.ended = true;
            if ('performance' in globalThis) {
                const metrics = getClientComponentLoaderMetrics({
                    reset: true
                });
                if (metrics) {
                    getTracer().startSpan(NextNodeServerSpan.clientComponentLoading, {
                        startTime: metrics.clientComponentLoadStart,
                        attributes: {
                            'next.clientComponentLoadCount': metrics.clientComponentLoadCount,
                            'next.span_type': NextNodeServerSpan.clientComponentLoading
                        }
                    }).end(metrics.clientComponentLoadStart + metrics.clientComponentLoadTimes);
                }
            }
        });
    }
    const metadata = {};
    const appUsingSizeAdjustment = !!(nextFontManifest == null ? void 0 : nextFontManifest.appUsingSizeAdjust);
    // TODO: fix this typescript
    const clientReferenceManifest = renderOpts.clientReferenceManifest;
    const serverModuleMap = createServerModuleMap({
        serverActionsManifest
    });
    setReferenceManifestsSingleton({
        page: workStore.page,
        clientReferenceManifest,
        serverActionsManifest,
        serverModuleMap
    });
    ComponentMod.patchFetch();
    // Pull out the hooks/references from the component.
    const { tree: loaderTree, taintObjectReference } = ComponentMod;
    if (enableTainting) {
        taintObjectReference('Do not pass process.env to client components since it will leak sensitive data', process.env);
    }
    workStore.fetchMetrics = [];
    metadata.fetchMetrics = workStore.fetchMetrics;
    // don't modify original query object
    query = {
        ...query
    };
    stripInternalQueries(query);
    const { flightRouterState, isPrefetchRequest, isRSCRequest, isDevWarmupRequest, isHmrRefresh, nonce } = parsedRequestHeaders;
    /**
   * The metadata items array created in next-app-loader with all relevant information
   * that we need to resolve the final metadata.
   */ let requestId;
    if (process.env.NEXT_RUNTIME === 'edge') {
        requestId = crypto.randomUUID();
    } else {
        requestId = require('next/dist/compiled/nanoid').nanoid();
    }
    /**
   * Dynamic parameters. E.g. when you visit `/dashboard/vercel` which is rendered by `/dashboard/[slug]` the value will be {"slug": "vercel"}.
   */ const params = renderOpts.params ?? {};
    const { isStaticGeneration, fallbackRouteParams } = workStore;
    const getDynamicParamFromSegment = makeGetDynamicParamFromSegment(params, pagePath, fallbackRouteParams);
    const isActionRequest = getServerActionRequestMetadata(req).isServerAction;
    const ctx = {
        componentMod: ComponentMod,
        url,
        renderOpts,
        workStore,
        parsedRequestHeaders,
        getDynamicParamFromSegment,
        query,
        isPrefetch: isPrefetchRequest,
        isAction: isActionRequest,
        requestTimestamp,
        appUsingSizeAdjustment,
        flightRouterState,
        requestId,
        pagePath,
        clientReferenceManifest,
        assetPrefix,
        isNotFoundPath,
        nonce,
        res
    };
    getTracer().setRootSpanAttribute('next.route', pagePath);
    if (isStaticGeneration) {
        // We're either building or revalidating. In either case we need to
        // prerender our page rather than render it.
        const prerenderToStreamWithTracing = getTracer().wrap(AppRenderSpan.getBodyResult, {
            spanName: `prerender route (app) ${pagePath}`,
            attributes: {
                'next.route': pagePath
            }
        }, prerenderToStream);
        const response = await prerenderToStreamWithTracing(req, res, ctx, metadata, workStore, loaderTree, implicitTags);
        // If we're debugging partial prerendering, print all the dynamic API accesses
        // that occurred during the render.
        // @TODO move into renderToStream function
        if (response.dynamicAccess && accessedDynamicData(response.dynamicAccess) && renderOpts.isDebugDynamicAccesses) {
            warn('The following dynamic usage was detected:');
            for (const access of formatDynamicAPIAccesses(response.dynamicAccess)){
                warn(access);
            }
        }
        // If we encountered any unexpected errors during build we fail the
        // prerendering phase and the build.
        if (response.digestErrorsMap.size) {
            const buildFailingError = response.digestErrorsMap.values().next().value;
            if (buildFailingError) throw buildFailingError;
        }
        // Pick first userland SSR error, which is also not a RSC error.
        if (response.ssrErrors.length) {
            const buildFailingError = response.ssrErrors.find((err)=>isUserLandError(err));
            if (buildFailingError) throw buildFailingError;
        }
        const options = {
            metadata
        };
        // If we have pending revalidates, wait until they are all resolved.
        if (workStore.pendingRevalidates || workStore.pendingRevalidateWrites || workStore.revalidatedTags) {
            var _workStore_incrementalCache;
            const pendingPromise = Promise.all([
                (_workStore_incrementalCache = workStore.incrementalCache) == null ? void 0 : _workStore_incrementalCache.revalidateTag(workStore.revalidatedTags || []),
                ...Object.values(workStore.pendingRevalidates || {}),
                ...workStore.pendingRevalidateWrites || []
            ]).finally(()=>{
                if (process.env.NEXT_PRIVATE_DEBUG_CACHE) {
                    console.log('pending revalidates promise finished for:', url);
                }
            });
            if (renderOpts.waitUntil) {
                renderOpts.waitUntil(pendingPromise);
            } else {
                options.waitUntil = pendingPromise;
            }
        }
        if (response.collectedTags) {
            metadata.fetchTags = response.collectedTags.join(',');
        }
        // Let the client router know how long to keep the cached entry around.
        const staleHeader = String(response.collectedStale);
        res.setHeader(NEXT_ROUTER_STALE_TIME_HEADER, staleHeader);
        metadata.headers ??= {};
        metadata.headers[NEXT_ROUTER_STALE_TIME_HEADER] = staleHeader;
        // If force static is specifically set to false, we should not revalidate
        // the page.
        if (workStore.forceStatic === false || response.collectedRevalidate === 0) {
            metadata.revalidate = 0;
        } else {
            // Copy the revalidation value onto the render result metadata.
            metadata.revalidate = response.collectedRevalidate >= INFINITE_CACHE ? false : response.collectedRevalidate;
        }
        // provide bailout info for debugging
        if (metadata.revalidate === 0) {
            metadata.staticBailoutInfo = {
                description: workStore.dynamicUsageDescription,
                stack: workStore.dynamicUsageStack
            };
        }
        return new RenderResult(await streamToString(response.stream), options);
    } else {
        // We're rendering dynamically
        const renderResumeDataCache = renderOpts.devRenderResumeDataCache ?? (postponedState == null ? void 0 : postponedState.renderResumeDataCache);
        const requestStore = createRequestStoreForRender(req, res, url, implicitTags, renderOpts.onUpdateCookies, renderOpts.previewProps, isHmrRefresh, serverComponentsHmrCache, renderResumeDataCache);
        if (process.env.NODE_ENV === 'development' && renderOpts.setAppIsrStatus && // The type check here ensures that `req` is correctly typed, and the
        // environment variable check provides dead code elimination.
        process.env.NEXT_RUNTIME !== 'edge' && isNodeNextRequest(req) && !isDevWarmupRequest) {
            const setAppIsrStatus = renderOpts.setAppIsrStatus;
            req.originalRequest.on('end', ()=>{
                if (!requestStore.usedDynamic && !workStore.forceDynamic) {
                    // only node can be ISR so we only need to update the status here
                    const { pathname } = new URL(req.url || '/', 'http://n');
                    setAppIsrStatus(pathname, true);
                }
            });
        }
        if (isDevWarmupRequest) {
            return warmupDevRender(req, ctx);
        } else if (isRSCRequest) {
            return generateDynamicFlightRenderResult(req, ctx, requestStore);
        }
        const renderToStreamWithTracing = getTracer().wrap(AppRenderSpan.getBodyResult, {
            spanName: `render route (app) ${pagePath}`,
            attributes: {
                'next.route': pagePath
            }
        }, renderToStream);
        let formState = null;
        if (isActionRequest) {
            // For action requests, we handle them differently with a special render result.
            const actionRequestResult = await handleAction({
                req,
                res,
                ComponentMod,
                serverModuleMap,
                generateFlight: generateDynamicFlightRenderResult,
                workStore,
                requestStore,
                serverActions,
                ctx
            });
            if (actionRequestResult) {
                if (actionRequestResult.type === 'not-found') {
                    const notFoundLoaderTree = createNotFoundLoaderTree(loaderTree);
                    res.statusCode = 404;
                    const stream = await renderToStreamWithTracing(requestStore, req, res, ctx, workStore, notFoundLoaderTree, formState, postponedState);
                    return new RenderResult(stream, {
                        metadata
                    });
                } else if (actionRequestResult.type === 'done') {
                    if (actionRequestResult.result) {
                        actionRequestResult.result.assignMetadata(metadata);
                        return actionRequestResult.result;
                    } else if (actionRequestResult.formState) {
                        formState = actionRequestResult.formState;
                    }
                }
            }
        }
        const options = {
            metadata
        };
        const stream = await renderToStreamWithTracing(requestStore, req, res, ctx, workStore, loaderTree, formState, postponedState);
        // If we have pending revalidates, wait until they are all resolved.
        if (workStore.pendingRevalidates || workStore.pendingRevalidateWrites || workStore.revalidatedTags) {
            var _workStore_incrementalCache1;
            const pendingPromise = Promise.all([
                (_workStore_incrementalCache1 = workStore.incrementalCache) == null ? void 0 : _workStore_incrementalCache1.revalidateTag(workStore.revalidatedTags || []),
                ...Object.values(workStore.pendingRevalidates || {}),
                ...workStore.pendingRevalidateWrites || []
            ]).finally(()=>{
                if (process.env.NEXT_PRIVATE_DEBUG_CACHE) {
                    console.log('pending revalidates promise finished for:', url);
                }
            });
            if (renderOpts.waitUntil) {
                renderOpts.waitUntil(pendingPromise);
            } else {
                options.waitUntil = pendingPromise;
            }
        }
        // Create the new render result for the response.
        return new RenderResult(stream, options);
    }
}
export const renderToHTMLOrFlight = (req, res, pagePath, query, fallbackRouteParams, renderOpts, serverComponentsHmrCache, isDevWarmup)=>{
    if (!req.url) {
        throw new Error('Invalid URL');
    }
    const url = parseRelativeUrl(req.url, undefined, false);
    // We read these values from the request object as, in certain cases,
    // base-server will strip them to opt into different rendering behavior.
    const parsedRequestHeaders = parseRequestHeaders(req.headers, {
        isDevWarmup,
        isRoutePPREnabled: renderOpts.experimental.isRoutePPREnabled === true
    });
    const { isPrefetchRequest } = parsedRequestHeaders;
    const requestEndedState = {
        ended: false
    };
    let postponedState = null;
    // If provided, the postpone state should be parsed so it can be provided to
    // React.
    if (typeof renderOpts.postponed === 'string') {
        if (fallbackRouteParams) {
            throw new InvariantError('postponed state should not be provided when fallback params are provided');
        }
        postponedState = parsePostponedState(renderOpts.postponed, renderOpts.params);
    }
    if ((postponedState == null ? void 0 : postponedState.renderResumeDataCache) && renderOpts.devRenderResumeDataCache) {
        throw new InvariantError('postponed state and dev warmup immutable resume data cache should not be provided together');
    }
    const implicitTags = getImplicitTags(renderOpts.routeModule.definition.page, url, fallbackRouteParams);
    const workStore = createWorkStore({
        page: renderOpts.routeModule.definition.page,
        fallbackRouteParams,
        renderOpts,
        requestEndedState,
        // @TODO move to workUnitStore of type Request
        isPrefetchRequest
    });
    return workAsyncStorage.run(workStore, // The function to run
    renderToHTMLOrFlightImpl, // all of it's args
    req, res, url, pagePath, query, renderOpts, workStore, parsedRequestHeaders, requestEndedState, postponedState, implicitTags, serverComponentsHmrCache);
};
async function renderToStream(requestStore, req, res, ctx, workStore, tree, formState, postponedState) {
    const renderOpts = ctx.renderOpts;
    const ComponentMod = renderOpts.ComponentMod;
    // TODO: fix this typescript
    const clientReferenceManifest = renderOpts.clientReferenceManifest;
    const { ServerInsertedHTMLProvider, renderServerInsertedHTML } = createServerInsertedHTML();
    const tracingMetadata = getTracedMetadata(getTracer().getTracePropagationData(), renderOpts.experimental.clientTraceMetadata);
    const polyfills = renderOpts.buildManifest.polyfillFiles.filter((polyfill)=>polyfill.endsWith('.js') && !polyfill.endsWith('.module.js')).map((polyfill)=>{
        var _renderOpts_subresourceIntegrityManifest;
        return {
            src: `${ctx.assetPrefix}/_next/${polyfill}${getAssetQueryString(ctx, false)}`,
            integrity: (_renderOpts_subresourceIntegrityManifest = renderOpts.subresourceIntegrityManifest) == null ? void 0 : _renderOpts_subresourceIntegrityManifest[polyfill],
            crossOrigin: renderOpts.crossOrigin,
            noModule: true,
            nonce: ctx.nonce
        };
    });
    const [preinitScripts, bootstrapScript] = getRequiredScripts(renderOpts.buildManifest, // Why is assetPrefix optional on renderOpts?
    // @TODO make it default empty string on renderOpts and get rid of it from ctx
    ctx.assetPrefix, renderOpts.crossOrigin, renderOpts.subresourceIntegrityManifest, getAssetQueryString(ctx, true), ctx.nonce, renderOpts.page);
    const reactServerErrorsByDigest = new Map();
    const silenceLogger = false;
    function onHTMLRenderRSCError(err) {
        return renderOpts.onInstrumentationRequestError == null ? void 0 : renderOpts.onInstrumentationRequestError.call(renderOpts, err, req, createErrorContext(ctx, 'react-server-components'));
    }
    const serverComponentsErrorHandler = createHTMLReactServerErrorHandler(!!renderOpts.dev, !!renderOpts.nextExport, reactServerErrorsByDigest, silenceLogger, onHTMLRenderRSCError);
    function onHTMLRenderSSRError(err) {
        return renderOpts.onInstrumentationRequestError == null ? void 0 : renderOpts.onInstrumentationRequestError.call(renderOpts, err, req, createErrorContext(ctx, 'server-rendering'));
    }
    const allCapturedErrors = [];
    const htmlRendererErrorHandler = createHTMLErrorHandler(!!renderOpts.dev, !!renderOpts.nextExport, reactServerErrorsByDigest, allCapturedErrors, silenceLogger, onHTMLRenderSSRError);
    let reactServerResult = null;
    const setHeader = res.setHeader.bind(res);
    try {
        if (// We only want this behavior when running `next dev`
        renderOpts.dev && // We only want this behavior when we have React's dev builds available
        process.env.NODE_ENV === 'development' && // Edge routes never prerender so we don't have a Prerender environment for anything in edge runtime
        process.env.NEXT_RUNTIME !== 'edge' && // We only have a Prerender environment for projects opted into dynamicIO
        renderOpts.experimental.dynamicIO) {
            // This is a dynamic render. We don't do dynamic tracking because we're not prerendering
            const RSCPayload = await workUnitAsyncStorage.run(requestStore, getRSCPayload, tree, ctx, res.statusCode === 404);
            const [resolveValidation, validationOutlet] = createValidationOutlet();
            RSCPayload._validation = validationOutlet;
            const reactServerStream = await workUnitAsyncStorage.run(requestStore, scheduleInSequentialTasks, ()=>{
                requestStore.prerenderPhase = true;
                return ComponentMod.renderToReadableStream(RSCPayload, clientReferenceManifest.clientModules, {
                    onError: serverComponentsErrorHandler,
                    environmentName: ()=>requestStore.prerenderPhase === true ? 'Prerender' : 'Server',
                    filterStackFrame (url, _functionName) {
                        // The default implementation filters out <anonymous> stack frames
                        // but we want to retain them because current Server Components and
                        // built-in Components in parent stacks don't have source location.
                        return !url.startsWith('node:') && !url.includes('node_modules');
                    }
                });
            }, ()=>{
                requestStore.prerenderPhase = false;
            });
            spawnDynamicValidationInDev(resolveValidation, tree, ctx, res.statusCode === 404, clientReferenceManifest, workStore.route, requestStore).catch(resolveVa