next/dist/esm/build/turbopack-build/impl.js

The React Framework

import path from 'path';
import { validateTurboNextConfig } from '../../lib/turbopack-warning';
import { seedTurbopackCacheIfNeeded } from '../../lib/turbopack-cache-seed';
import { NextBuildContext } from '../build-context';
import { createDefineEnv, getBindingsSync } from '../swc';
import { handleRouteType, rawEntrypointsToEntrypoints } from '../handle-entrypoints';
import { TurbopackManifestLoader } from '../../shared/lib/turbopack/manifest-loader';
import { promises as fs } from 'fs';
import { PHASE_PRODUCTION_BUILD } from '../../shared/lib/constants';
import loadConfig from '../../server/config';
import { eventBuildFeatureUsageFromTurbopack } from '../../telemetry/events/build';
import { isCI } from '../../server/ci-info';
import { backgroundLogCompilationEvents } from '../../shared/lib/turbopack/compilation-events';
import { getSupportedBrowsers } from '../get-supported-browsers';
import { printBuildErrors } from '../print-build-errors';
import { normalizePath } from '../../lib/normalize-path';
import { Bundler } from '../../lib/bundler';
import { getStrictRouteMatchingDefaultWarning } from '../../server/lib/router-utils/strict-route-matching-config';
export async function turbopackBuild(telemetry) {
    var _config_experimental_deferredEntries, _config_experimental, _config_turbopack, _config_experimental_sri;
    await validateTurboNextConfig({
        dir: NextBuildContext.dir,
        configPhase: PHASE_PRODUCTION_BUILD
    });
    const config = NextBuildContext.config;
    const dir = NextBuildContext.dir;
    const distDir = NextBuildContext.distDir;
    const buildId = NextBuildContext.buildId;
    const encryptionKey = NextBuildContext.encryptionKey;
    const previewProps = NextBuildContext.previewProps;
    const hasRewrites = NextBuildContext.hasRewrites;
    const rewrites = NextBuildContext.rewrites;
    const noMangling = NextBuildContext.noMangling;
    const currentNodeJsVersion = process.versions.node;
    const startTime = process.hrtime();
    const bindings = getBindingsSync() // our caller should have already loaded these
    ;
    if (bindings.isWasm) {
        throw new Error(`Turbopack is not supported on this platform (${process.platform}/${process.arch}) because native bindings are not available. ` + `Only WebAssembly (WASM) bindings were loaded, and Turbopack requires native bindings.\n\n` + `To build on this platform, use Webpack instead:\n` + `  next build --webpack\n\n` + `For more information, see: https://nextjs.org/docs/app/api-reference/turbopack#supported-platforms`);
    }
    const dev = false;
    const supportedBrowsers = getSupportedBrowsers(dir, dev);
    const hasDeferredEntries = (((_config_experimental_deferredEntries = config.experimental.deferredEntries) == null ? void 0 : _config_experimental_deferredEntries.length) ?? 0) > 0;
    const persistentCaching = ((_config_experimental = config.experimental) == null ? void 0 : _config_experimental.turbopackFileSystemCacheForBuild) || false;
    const rootPath = ((_config_turbopack = config.turbopack) == null ? void 0 : _config_turbopack.root) || config.outputFileTracingRoot || dir;
    // Shared options for createProject calls
    const sharedProjectOptions = {
        rootPath,
        projectPath: normalizePath(path.relative(rootPath, dir) || '.'),
        distDir,
        nextConfig: config,
        watch: {
            enable: false
        },
        dev,
        env: process.env,
        defineEnv: createDefineEnv({
            isTurbopack: true,
            clientRouterFilters: NextBuildContext.clientRouterFilters,
            config,
            dev,
            distDir,
            projectPath: dir,
            fetchCacheKeyPrefix: config.experimental.fetchCacheKeyPrefix,
            hasRewrites,
            // Implemented separately in Turbopack, doesn't have to be passed here.
            middlewareMatchers: undefined,
            rewrites
        }),
        buildId,
        encryptionKey,
        previewProps,
        browserslistQuery: supportedBrowsers.join(', '),
        noMangling,
        writeRoutesHashesManifest: !!process.env.NEXT_TURBOPACK_WRITE_ROUTES_HASHES_MANIFEST,
        currentNodeJsVersion,
        isPersistentCachingEnabled: persistentCaching,
        deferredEntries: config.experimental.deferredEntries,
        nextVersion: "16.4.0"
    };
    if (config.experimental.turbopackSeedCacheFromWorktree) {
        seedTurbopackCacheIfNeeded({
            projectDir: dir,
            distDir
        });
    }
    const sharedTurboOptions = {
        turbopackMemoryEviction: config.experimental.turbopackMemoryEvictionMode,
        gc: config.experimental.turbopackGcOptions,
        dependencyTracking: persistentCaching || hasDeferredEntries,
        isCi: isCI,
        isShortSession: true,
        skipCompaction: process.env.NEXT_USE_POST_BUILD === '1'
    };
    const sriEnabled = Boolean((_config_experimental_sri = config.experimental.sri) == null ? void 0 : _config_experimental_sri.algorithm);
    const projectResult = await bindings.turbo.createProject({
        ...sharedProjectOptions,
        debugBuildPaths: NextBuildContext.debugBuildPaths
    }, sharedTurboOptions, hasDeferredEntries && config.experimental.onBeforeDeferredEntries ? {
        onBeforeDeferredEntries: async ()=>{
            const workerConfig = await loadConfig(PHASE_PRODUCTION_BUILD, dir, {
                debugPrerender: NextBuildContext.debugPrerender,
                reactProductionProfiling: NextBuildContext.reactProductionProfiling,
                bundler: Bundler.Turbopack
            });
            await (workerConfig.experimental.onBeforeDeferredEntries == null ? void 0 : workerConfig.experimental.onBeforeDeferredEntries.call(workerConfig.experimental));
        }
    } : undefined);
    const project = projectResult.value;
    const shutdownController = new AbortController();
    const compilationEvents = backgroundLogCompilationEvents(project, {
        // Compilation events carry their own timestamps, so they hang directly off
        // the build rather than a synthetic grouping span.
        parentSpan: NextBuildContext.nextBuildSpan,
        signal: shutdownController.signal
    });
    const runShutdown = async ()=>{
        await project.shutdown();
        // Shutdown flushes and closes the compilation event queue, so the
        // subscription ends once final events (e.g. persistence, compaction trace
        // spans) have been delivered. The timeout is only a backstop against a
        // subscription that never closes.
        await Promise.race([
            compilationEvents,
            new Promise((resolve)=>setTimeout(resolve, 10000).unref())
        ]);
        shutdownController.abort();
        await compilationEvents;
    };
    try {
        printBuildErrors(projectResult, dev);
        // Write an empty file in a known location to signal this was built with Turbopack
        await fs.writeFile(path.join(distDir, 'turbopack'), '');
        await fs.mkdir(path.join(distDir, 'server'), {
            recursive: true
        });
        await fs.mkdir(path.join(distDir, 'static', buildId), {
            recursive: true
        });
        await fs.writeFile(path.join(distDir, 'package.json'), '{"type": "commonjs"}');
        let appDirOnly = NextBuildContext.appDirOnly;
        const entrypoints = await project.writeAllEntrypointsToDisk(appDirOnly);
        // Defer warnings so the caller can print them after static generation,
        // keeping SSG errors more prominent than compile warnings.
        const { warnings } = printBuildErrors(entrypoints, dev, {
            deferWarnings: true,
            strictRouteMatchingDefaultWarning: getStrictRouteMatchingDefaultWarning(config)
        });
        // Skip when telemetry is fully off — featureUsage() isn't free.
        if (telemetry.isEnabled || process.env.NEXT_TELEMETRY_DEBUG) {
            try {
                const featureUsage = await project.featureUsage();
                const events = eventBuildFeatureUsageFromTurbopack(featureUsage);
                if (events.length > 0) {
                    telemetry.record(events);
                }
            } catch (err) {
                // Telemetry must never break a build.
                console.warn('Failed to record Turbopack feature telemetry:', err);
            }
        }
        const routes = entrypoints.value.routes;
        if (!routes) {
            // This should never ever happen, there should be an error issue, or the bindings call should
            // have thrown.
            throw new Error(`Turbopack build failed`);
        }
        const hasPagesEntries = Array.from(routes.values()).some((route)=>{
            if (route.type === 'page' || route.type === 'page-api') {
                return true;
            }
            return false;
        });
        // If there's no pages entries, then we are in app-dir-only mode
        if (!hasPagesEntries) {
            appDirOnly = true;
        }
        const manifestLoader = new TurbopackManifestLoader({
            buildId,
            distDir,
            encryptionKey,
            dev: false,
            sriEnabled
        });
        const currentEntrypoints = await rawEntrypointsToEntrypoints(entrypoints.value);
        const promises = [];
        if (!appDirOnly) {
            for (const [page, route] of currentEntrypoints.page){
                promises.push(handleRouteType({
                    page,
                    route,
                    manifestLoader
                }));
            }
        }
        for (const [page, route] of currentEntrypoints.app){
            promises.push(handleRouteType({
                page,
                route,
                manifestLoader
            }));
        }
        await Promise.all(promises);
        await Promise.all([
            // Only load pages router manifests if not app-only
            ...!appDirOnly ? [
                manifestLoader.loadBuildManifest('_app'),
                manifestLoader.loadPagesManifest('_app'),
                manifestLoader.loadFontManifest('_app'),
                manifestLoader.loadPagesManifest('_document'),
                manifestLoader.loadClientBuildManifest('_error'),
                manifestLoader.loadBuildManifest('_error'),
                manifestLoader.loadPagesManifest('_error'),
                manifestLoader.loadFontManifest('_error')
            ] : [],
            entrypoints.value.instrumentation && manifestLoader.loadMiddlewareManifest('instrumentation', 'instrumentation'),
            entrypoints.value.middleware && await manifestLoader.loadMiddlewareManifest('middleware', 'middleware')
        ]);
        manifestLoader.writeManifests({
            devRewrites: undefined,
            productionRewrites: rewrites,
            entrypoints: currentEntrypoints
        });
        if (NextBuildContext.analyze) {
            await project.writeAnalyzeData(appDirOnly);
        }
        const time = process.hrtime(startTime);
        return {
            duration: time[0] + time[1] / 1e9,
            buildTraceContext: undefined,
            shutdownPromise: runShutdown(),
            warnings
        };
    } catch (err) {
        await runShutdown();
        throw err;
    }
}

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