mirror of https://github.com/vuejs/vitepress
Yuxuan Zhang
2 years ago
parent
3479538d5d
commit
d79465ab10
@ -0,0 +1,223 @@
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import path from 'path'
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import { fileURLToPath } from 'url'
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import {
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normalizePath,
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type BuildOptions,
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type Rollup,
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type InlineConfig as ViteInlineConfig
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} from 'vite'
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import { APP_PATH } from '../alias'
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import type { SiteConfig } from '../config'
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import { slash } from '../shared'
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import { createVitePressPlugin } from '../plugin'
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import { escapeRegExp, sanitizeFileName } from '../shared'
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// https://github.com/vitejs/vite/blob/d2aa0969ee316000d3b957d7e879f001e85e369e/packages/vite/src/node/plugins/splitVendorChunk.ts#L14
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const CSS_LANGS_RE =
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/\.(css|less|sass|scss|styl|stylus|pcss|postcss|sss)(?:$|\?)/
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const clientDir = normalizePath(
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path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../client')
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)
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// these deps are also being used in the client code (outside of the theme)
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// exclude them from the theme chunk so there is no circular dependency
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const excludedModules = [
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'/@siteData',
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'node_modules/@vueuse/core/',
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'node_modules/@vueuse/shared/',
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'node_modules/vue/',
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'node_modules/vue-demi/',
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clientDir
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]
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const themeEntryRE = (themeDir: string) =>
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new RegExp(
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`^${escapeRegExp(
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path.resolve(themeDir, 'index.js').replace(/\\/g, '/')
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).slice(0, -2)}m?(j|t)s`
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)
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const cache = new Map<string, boolean>()
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const cacheTheme = new Map<string, boolean>()
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/**
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* Check if a module is statically imported by at least one entry.
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*/
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function isEagerChunk(id: string, getModuleInfo: Rollup.GetModuleInfo) {
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if (
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id.includes('node_modules') &&
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!CSS_LANGS_RE.test(id) &&
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staticImportedByEntry(id, getModuleInfo, cache)
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) {
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return true
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}
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}
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function staticImportedByEntry(
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id: string,
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getModuleInfo: Rollup.GetModuleInfo,
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cache: Map<string, boolean>,
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entryRE: RegExp | null = null,
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importStack: string[] = []
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): boolean {
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if (cache.has(id)) {
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return !!cache.get(id)
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}
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if (importStack.includes(id)) {
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// circular deps!
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cache.set(id, false)
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return false
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}
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const mod = getModuleInfo(id)
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if (!mod) {
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cache.set(id, false)
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return false
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}
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if (entryRE ? entryRE.test(id) : mod.isEntry) {
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cache.set(id, true)
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return true
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}
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const someImporterIs = mod.importers.some((importer: string) =>
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staticImportedByEntry(
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importer,
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getModuleInfo,
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cache,
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entryRE,
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importStack.concat(id)
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)
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)
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cache.set(id, someImporterIs)
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return someImporterIs
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}
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// define custom rollup input
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// this is a multi-entry build - every page is considered an entry chunk
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// the loading is done via filename conversion rules so that the
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// metadata doesn't need to be included in the main chunk.
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const resolveInput = (config: SiteConfig) =>
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Object.fromEntries(
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config.pages.map((file) => {
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// page filename conversion
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// foo/bar.md -> foo_bar.md
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const alias = config.rewrites.map[file] || file
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return [
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slash(alias).replace(/\//g, '_'),
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path.resolve(config.srcDir, file)
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]
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})
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) as Record<string, string>
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export default async function resolveViteConfig(
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ssr: boolean,
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{
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config,
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options,
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pageToHashMap,
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clientJSMap
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}: {
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config: SiteConfig
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options: BuildOptions
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pageToHashMap: Record<string, string>
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clientJSMap: Record<string, string>
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}
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): Promise<ViteInlineConfig> {
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return {
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root: config.srcDir,
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cacheDir: config.cacheDir,
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base: config.site.base,
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logLevel: config.vite?.logLevel ?? 'warn',
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plugins: await createVitePressPlugin(
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config,
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ssr,
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pageToHashMap,
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clientJSMap
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),
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ssr: {
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noExternal: ['vitepress', '@docsearch/css']
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},
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build: {
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...options,
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emptyOutDir: true,
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ssr,
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ssrEmitAssets: config.mpa,
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// minify with esbuild in MPA mode (for CSS)
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minify: ssr
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? config.mpa
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? 'esbuild'
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: false
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: typeof options.minify === 'boolean'
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? options.minify
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: !process.env.DEBUG,
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outDir: ssr ? config.tempDir : config.outDir,
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cssCodeSplit: false,
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rollupOptions: {
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...options.rollupOptions,
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input: {
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...resolveInput(config),
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// use different entry based on ssr or not
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app: path.resolve(APP_PATH, ssr ? 'ssr.js' : 'index.js')
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},
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// important so that each page chunk and the index export things for each
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// other
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preserveEntrySignatures: 'allow-extension',
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output: {
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sanitizeFileName,
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...options.rollupOptions?.output,
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assetFileNames: `${config.assetsDir}/[name].[hash].[ext]`,
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...(ssr
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? {
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entryFileNames: '[name].js',
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chunkFileNames: '[name].[hash].js'
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}
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: {
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entryFileNames: `${config.assetsDir}/[name].[hash].js`,
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chunkFileNames(chunk) {
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// avoid ads chunk being intercepted by adblock
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return /(?:Carbon|BuySell)Ads/.test(chunk.name)
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? `${config.assetsDir}/chunks/ui-custom.[hash].js`
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: `${config.assetsDir}/chunks/[name].[hash].js`
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},
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manualChunks(id, ctx) {
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// move known framework code into a stable chunk so that
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// custom theme changes do not invalidate hash for all pages
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if (id.startsWith('\0vite')) {
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return 'framework'
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}
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if (id.includes('plugin-vue:export-helper')) {
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return 'framework'
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}
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if (
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id.includes(`${clientDir}/app`) &&
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id !== `${clientDir}/app/index.js`
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) {
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return 'framework'
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}
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if (
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isEagerChunk(id, ctx.getModuleInfo) &&
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/@vue\/(runtime|shared|reactivity)/.test(id)
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) {
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return 'framework'
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}
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if (
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(id.startsWith(`${clientDir}/theme-default`) ||
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!excludedModules.some((i) => id.includes(i))) &&
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staticImportedByEntry(
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id,
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ctx.getModuleInfo,
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cacheTheme,
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themeEntryRE(config.themeDir)
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)
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) {
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return 'theme'
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}
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}
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})
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}
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}
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},
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configFile: config.vite?.configFile
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}
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}
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