mirror of
https://github.com/nuxt/nuxt.git
synced 2024-12-02 10:27:15 +00:00
714 lines
21 KiB
JavaScript
714 lines
21 KiB
JavaScript
import path from 'path'
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import chokidar from 'chokidar'
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import consola from 'consola'
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import fsExtra from 'fs-extra'
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import Glob from 'glob'
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import hash from 'hash-sum'
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import pify from 'pify'
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import upath from 'upath'
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import semver from 'semver'
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import debounce from 'lodash/debounce'
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import omit from 'lodash/omit'
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import template from 'lodash/template'
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import uniq from 'lodash/uniq'
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import uniqBy from 'lodash/uniqBy'
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import {
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r,
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createRoutes,
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relativeTo,
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waitFor,
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determineGlobals,
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stripWhitespace,
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isString,
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isIndexFileAndFolder,
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isPureObject,
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clearRequireCache
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} from '@nuxt/utils'
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import Ignore from './ignore'
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import BuildContext from './context/build'
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import TemplateContext from './context/template'
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const glob = pify(Glob)
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export default class Builder {
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constructor(nuxt, bundleBuilder) {
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this.nuxt = nuxt
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this.plugins = []
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this.options = nuxt.options
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this.globals = determineGlobals(nuxt.options.globalName, nuxt.options.globals)
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this.watchers = {
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files: null,
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custom: null,
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restart: null
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}
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this.supportedExtensions = ['vue', 'js', 'ts', 'tsx', ...(this.options.build.additionalExtensions || [])]
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// Helper to resolve build paths
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this.relativeToBuild = (...args) => relativeTo(this.options.buildDir, ...args)
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this._buildStatus = STATUS.INITIAL
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// Hooks for watch lifecycle
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if (this.options.dev) {
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// Start watching after initial render
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this.nuxt.hook('build:done', () => {
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consola.info('Waiting for file changes')
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this.watchClient()
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this.watchRestart()
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})
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// Close hook
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this.nuxt.hook('close', () => this.close())
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}
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if (this.options.build.analyze) {
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this.nuxt.hook('build:done', () => {
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consola.warn('Notice: Please do not deploy bundles built with analyze mode, it\'s only for analyzing purpose.')
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})
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}
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// Resolve template
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this.template = this.options.build.template || '@nuxt/vue-app'
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if (typeof this.template === 'string') {
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this.template = this.nuxt.resolver.requireModule(this.template).template
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}
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// Create a new bundle builder
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this.bundleBuilder = this.getBundleBuilder(bundleBuilder)
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this.ignore = new Ignore({
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rootDir: this.options.srcDir
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})
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}
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getBundleBuilder(BundleBuilder) {
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if (typeof BundleBuilder === 'object') {
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return BundleBuilder
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}
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const context = new BuildContext(this)
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if (typeof BundleBuilder !== 'function') {
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({ BundleBuilder } = require('@nuxt/webpack'))
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}
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return new BundleBuilder(context)
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}
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forGenerate() {
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this.bundleBuilder.forGenerate()
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}
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async build() {
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// Avoid calling build() method multiple times when dev:true
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if (this._buildStatus === STATUS.BUILD_DONE && this.options.dev) {
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return this
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}
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// If building
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if (this._buildStatus === STATUS.BUILDING) {
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await waitFor(1000)
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return this.build()
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}
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this._buildStatus = STATUS.BUILDING
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if (this.options.dev) {
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consola.info('Preparing project for development')
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consola.info('Initial build may take a while')
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} else {
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consola.info('Production build')
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}
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// Wait for nuxt ready
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await this.nuxt.ready()
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// Call before hook
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await this.nuxt.callHook('build:before', this, this.options.build)
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await this.validatePages()
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// Validate template
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try {
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this.validateTemplate()
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} catch (err) {
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consola.fatal(err)
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}
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consola.success('Builder initialized')
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consola.debug(`App root: ${this.options.srcDir}`)
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// Create .nuxt/, .nuxt/components and .nuxt/dist folders
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await fsExtra.remove(r(this.options.buildDir))
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const buildDirs = [r(this.options.buildDir, 'components')]
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if (!this.options.dev) {
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buildDirs.push(
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r(this.options.buildDir, 'dist', 'client'),
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r(this.options.buildDir, 'dist', 'server')
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)
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}
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await Promise.all(buildDirs.map(dir => fsExtra.mkdirp(dir)))
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// Generate routes and interpret the template files
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await this.generateRoutesAndFiles()
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await this.resolvePlugins()
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// Start bundle build: webpack, rollup, parcel...
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await this.bundleBuilder.build()
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// Flag to set that building is done
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this._buildStatus = STATUS.BUILD_DONE
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// Call done hook
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await this.nuxt.callHook('build:done', this)
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return this
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}
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// Check if pages dir exists and warn if not
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async validatePages() {
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this._nuxtPages = typeof this.options.build.createRoutes !== 'function'
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if (
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!this._nuxtPages ||
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await fsExtra.exists(path.join(this.options.srcDir, this.options.dir.pages))
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) {
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return
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}
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const dir = this.options.srcDir
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if (await fsExtra.exists(path.join(this.options.srcDir, '..', this.options.dir.pages))) {
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throw new Error(
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`No \`${this.options.dir.pages}\` directory found in ${dir}. Did you mean to run \`nuxt\` in the parent (\`../\`) directory?`
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)
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}
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this._defaultPage = true
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consola.warn(`No \`${this.options.dir.pages}\` directory found in ${dir}. Using the default built-in page.`)
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}
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validateTemplate() {
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// Validate template dependencies
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const templateDependencies = this.template.dependencies
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for (const depName in templateDependencies) {
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const depVersion = templateDependencies[depName]
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// Load installed version
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const pkg = this.nuxt.resolver.requireModule(path.join(depName, 'package.json'))
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if (pkg) {
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const validVersion = semver.satisfies(pkg.version, depVersion)
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if (!validVersion) {
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consola.warn(`${depName}@${depVersion} is recommended but ${depName}@${pkg.version} is installed!`)
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}
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} else {
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consola.warn(`${depName}@${depVersion} is required but not installed!`)
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}
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}
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}
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globPathWithExtensions(path) {
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return `${path}/**/*.{${this.supportedExtensions.join(',')}}`
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}
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async generateRoutesAndFiles() {
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consola.debug('Generating nuxt files')
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// Plugins
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this.plugins = Array.from(this.normalizePlugins())
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const templateContext = new TemplateContext(this, this.options)
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await Promise.all([
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this.resolveLayouts(templateContext),
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this.resolveRoutes(templateContext),
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this.resolveStore(templateContext),
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this.resolveMiddleware(templateContext)
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])
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await this.resolveCustomTemplates(templateContext)
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await this.resolveLoadingIndicator(templateContext)
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// Add vue-app template dir to watchers
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this.options.build.watch.push(this.globPathWithExtensions(this.template.dir))
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await this.compileTemplates(templateContext)
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consola.success('Nuxt files generated')
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}
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normalizePlugins() {
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const modes = ['client', 'server']
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const modePattern = new RegExp(`\\.(${modes.join('|')})(\\.\\w+)*$`)
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return uniqBy(
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this.options.plugins.map((p) => {
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if (typeof p === 'string') {
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p = { src: p }
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}
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const pluginBaseName = path.basename(p.src, path.extname(p.src)).replace(
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/[^a-zA-Z?\d\s:]/g,
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''
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)
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if (p.ssr === false) {
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p.mode = 'client'
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} else if (p.mode === undefined) {
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p.mode = 'all'
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p.src.replace(modePattern, (_, mode) => {
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if (modes.includes(mode)) {
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p.mode = mode
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}
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})
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} else if (!['client', 'server', 'all'].includes(p.mode)) {
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consola.warn(`Invalid plugin mode (server/client/all): '${p.mode}'. Falling back to 'all'`)
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p.mode = 'all'
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}
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return {
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src: this.nuxt.resolver.resolveAlias(p.src),
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mode: p.mode,
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name: 'nuxt_plugin_' + pluginBaseName + '_' + hash(p.src)
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}
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}),
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p => p.name
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)
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}
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async resolveFiles(dir, cwd = this.options.srcDir) {
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return this.ignore.filter(await glob(this.globPathWithExtensions(dir), {
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cwd,
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ignore: this.options.ignore
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}))
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}
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async resolveRelative(dir) {
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const dirPrefix = new RegExp(`^${dir}/`)
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return (await this.resolveFiles(dir)).map(file => ({ src: file.replace(dirPrefix, '') }))
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}
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async resolveLayouts({ templateVars, templateFiles }) {
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if (await fsExtra.exists(path.resolve(this.options.srcDir, this.options.dir.layouts))) {
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for (const file of await this.resolveFiles(this.options.dir.layouts)) {
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const name = file
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.replace(new RegExp(`^${this.options.dir.layouts}/`), '')
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.replace(new RegExp(`\\.(${this.supportedExtensions.join('|')})$`), '')
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// Layout Priority: module.addLayout > .vue file > other extensions
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if (name === 'error') {
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if (!templateVars.components.ErrorPage) {
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templateVars.components.ErrorPage = this.relativeToBuild(
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this.options.srcDir,
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file
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)
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}
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} else if (this.options.layouts[name]) {
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consola.warn(`Duplicate layout registration, "${name}" has been registered as "${this.options.layouts[name]}"`)
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} else if (!templateVars.layouts[name] || /\.vue$/.test(file)) {
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templateVars.layouts[name] = this.relativeToBuild(
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this.options.srcDir,
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file
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)
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}
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}
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}
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// If no default layout, create its folder and add the default folder
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if (!templateVars.layouts.default) {
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await fsExtra.mkdirp(r(this.options.buildDir, 'layouts'))
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templateFiles.push('layouts/default.vue')
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templateVars.layouts.default = './layouts/default.vue'
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}
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}
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async resolveRoutes({ templateVars }) {
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consola.debug('Generating routes...')
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if (this._defaultPage) {
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templateVars.router.routes = createRoutes({
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files: ['index.vue'],
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srcDir: this.template.dir + '/pages',
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routeNameSplitter: this.options.router.routeNameSplitter
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})
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} else if (this._nuxtPages) {
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// Use nuxt.js createRoutes bases on pages/
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const files = {}
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const ext = new RegExp(`\\.(${this.supportedExtensions.join('|')})$`)
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for (const page of await this.resolveFiles(this.options.dir.pages)) {
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const key = page.replace(ext, '')
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// .vue file takes precedence over other extensions
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if (/\.vue$/.test(page) || !files[key]) {
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files[key] = page.replace(/(['"])/g, '\\$1')
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}
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}
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templateVars.router.routes = createRoutes({
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files: Object.values(files),
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srcDir: this.options.srcDir,
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pagesDir: this.options.dir.pages,
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routeNameSplitter: this.options.router.routeNameSplitter,
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supportedExtensions: this.supportedExtensions
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})
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} else { // If user defined a custom method to create routes
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templateVars.router.routes = this.options.build.createRoutes(
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this.options.srcDir
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)
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}
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await this.nuxt.callHook(
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'build:extendRoutes',
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templateVars.router.routes,
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r
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)
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// router.extendRoutes method
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if (typeof this.options.router.extendRoutes === 'function') {
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// let the user extend the routes
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const extendedRoutes = this.options.router.extendRoutes(
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templateVars.router.routes,
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r
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)
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// Only overwrite routes when something is returned for backwards compatibility
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if (extendedRoutes !== undefined) {
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templateVars.router.routes = extendedRoutes
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}
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}
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// Make routes accessible for other modules and webpack configs
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this.routes = templateVars.router.routes
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}
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async resolveStore({ templateVars, templateFiles }) {
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// Add store if needed
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if (!this.options.store) {
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return
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}
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templateVars.storeModules = (await this.resolveRelative(this.options.dir.store))
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.sort(({ src: p1 }, { src: p2 }) => {
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// modules are sorted from low to high priority (for overwriting properties)
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let res = p1.split('/').length - p2.split('/').length
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if (res === 0 && p1.includes('/index.')) {
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res = -1
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} else if (res === 0 && p2.includes('/index.')) {
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res = 1
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}
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return res
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})
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templateFiles.push('store.js')
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}
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async resolveMiddleware({ templateVars }) {
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// -- Middleware --
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templateVars.middleware = await this.resolveRelative(this.options.dir.middleware)
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}
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async resolveCustomTemplates(templateContext) {
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// Resolve template files
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const customTemplateFiles = this.options.build.templates.map(
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t => t.dst || path.basename(t.src || t)
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)
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const templateFiles = await Promise.all(templateContext.templateFiles.map(async (file) => {
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// Skip if custom file was already provided in build.templates[]
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if (customTemplateFiles.includes(file)) {
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return
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}
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// Allow override templates using a file with same name in ${srcDir}/app
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const customPath = r(this.options.srcDir, 'app', file)
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const customFileExists = await fsExtra.exists(customPath)
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return {
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src: customFileExists ? customPath : r(this.template.dir, file),
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dst: file,
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custom: customFileExists
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}
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}))
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templateContext.templateFiles = templateFiles
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.filter(Boolean)
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// Add custom template files
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.concat(
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this.options.build.templates.map((t) => {
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return Object.assign(
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{
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src: r(this.options.srcDir, t.src || t),
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dst: t.dst || path.basename(t.src || t),
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custom: true
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},
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typeof t === 'object' ? t : undefined
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)
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})
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)
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}
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async resolveLoadingIndicator({ templateFiles }) {
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if (!this.options.loadingIndicator.name) {
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return
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}
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let indicatorPath = path.resolve(
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this.template.dir,
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'views/loading',
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this.options.loadingIndicator.name + '.html'
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)
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let customIndicator = false
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if (!await fsExtra.exists(indicatorPath)) {
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indicatorPath = this.nuxt.resolver.resolveAlias(
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this.options.loadingIndicator.name
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)
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if (await fsExtra.exists(indicatorPath)) {
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customIndicator = true
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} else {
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indicatorPath = null
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}
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}
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if (!indicatorPath) {
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consola.error(
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`Could not fetch loading indicator: ${
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this.options.loadingIndicator.name
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}`
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)
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return
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}
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templateFiles.push({
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src: indicatorPath,
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dst: 'loading.html',
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custom: customIndicator,
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options: this.options.loadingIndicator
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})
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}
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async compileTemplates(templateContext) {
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// Prepare template options
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const { templateVars, templateFiles, templateOptions } = templateContext
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await this.nuxt.callHook('build:templates', {
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templateVars,
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templatesFiles: templateFiles,
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resolve: r
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})
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templateOptions.imports = {
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...templateOptions.imports,
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resolvePath: this.nuxt.resolver.resolvePath,
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resolveAlias: this.nuxt.resolver.resolveAlias,
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relativeToBuild: this.relativeToBuild
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}
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// Interpret and move template files to .nuxt/
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await Promise.all(
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templateFiles.map(async (templateFile) => {
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const { src, dst, custom } = templateFile
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// Add custom templates to watcher
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if (custom) {
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this.options.build.watch.push(src)
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}
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// Render template to dst
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const fileContent = await fsExtra.readFile(src, 'utf8')
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let content
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try {
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const templateFunction = template(fileContent, templateOptions)
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content = stripWhitespace(
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templateFunction({
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...templateVars,
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...templateFile
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})
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)
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} catch (err) {
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throw new Error(`Could not compile template ${src}: ${err.message}`)
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}
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// Ensure parent dir exits and write file
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const relativePath = r(this.options.buildDir, dst)
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await fsExtra.outputFile(relativePath, content, 'utf8')
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})
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)
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}
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resolvePlugins() {
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// Check plugins exist then set alias to their real path
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return Promise.all(this.plugins.map(async (p) => {
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const ext = '{?(.+([^.])),/index.+([^.])}'
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const pluginFiles = await glob(`${p.src}${ext}`)
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if (!pluginFiles || pluginFiles.length === 0) {
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throw new Error(`Plugin not found: ${p.src}`)
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}
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if (pluginFiles.length > 1 && !isIndexFileAndFolder(pluginFiles)) {
|
|
consola.warn({
|
|
message: `Found ${pluginFiles.length} plugins that match the configuration, suggest to specify extension:`,
|
|
additional: '\n' + pluginFiles.map(x => `- ${x}`).join('\n')
|
|
})
|
|
}
|
|
|
|
p.src = this.relativeToBuild(p.src)
|
|
}))
|
|
}
|
|
|
|
// TODO: Uncomment when generateConfig enabled again
|
|
// async generateConfig() {
|
|
// const config = path.resolve(this.options.buildDir, 'build.config.js')
|
|
// const options = omit(this.options, Options.unsafeKeys)
|
|
// await fsExtra.writeFile(
|
|
// config,
|
|
// `export default ${JSON.stringify(options, null, ' ')}`,
|
|
// 'utf8'
|
|
// )
|
|
// }
|
|
|
|
createFileWatcher(patterns, events, listener, watcherCreatedCallback) {
|
|
const options = this.options.watchers.chokidar
|
|
const watcher = chokidar.watch(patterns, options)
|
|
|
|
for (const event of events) {
|
|
watcher.on(event, listener)
|
|
}
|
|
|
|
// TODO: due to fixes in chokidar this isnt used anymore and could be removed in Nuxt v3
|
|
const { rewatchOnRawEvents } = this.options.watchers
|
|
if (rewatchOnRawEvents && Array.isArray(rewatchOnRawEvents)) {
|
|
watcher.on('raw', (_event) => {
|
|
if (rewatchOnRawEvents.includes(_event)) {
|
|
watcher.close()
|
|
|
|
listener()
|
|
this.createFileWatcher(patterns, events, listener, watcherCreatedCallback)
|
|
}
|
|
})
|
|
}
|
|
|
|
if (typeof watcherCreatedCallback === 'function') {
|
|
watcherCreatedCallback(watcher)
|
|
}
|
|
}
|
|
|
|
assignWatcher(key) {
|
|
return (watcher) => {
|
|
this.watchers[key] = watcher
|
|
}
|
|
}
|
|
|
|
watchClient() {
|
|
let patterns = [
|
|
r(this.options.srcDir, this.options.dir.layouts),
|
|
r(this.options.srcDir, this.options.dir.middleware)
|
|
]
|
|
|
|
if (this.options.store) {
|
|
patterns.push(r(this.options.srcDir, this.options.dir.store))
|
|
}
|
|
|
|
if (this._nuxtPages && !this._defaultPage) {
|
|
patterns.push(r(this.options.srcDir, this.options.dir.pages))
|
|
}
|
|
|
|
patterns = patterns.map((path, ...args) => upath.normalizeSafe(this.globPathWithExtensions(path), ...args))
|
|
|
|
const refreshFiles = debounce(() => this.generateRoutesAndFiles(), 200)
|
|
|
|
// Watch for src Files
|
|
this.createFileWatcher(patterns, ['add', 'unlink'], refreshFiles, this.assignWatcher('files'))
|
|
|
|
// Watch for custom provided files
|
|
const customPatterns = uniq([
|
|
...this.options.build.watch,
|
|
...Object.values(omit(this.options.build.styleResources, ['options']))
|
|
]).map(upath.normalizeSafe)
|
|
|
|
if (customPatterns.length === 0) {
|
|
return
|
|
}
|
|
|
|
this.createFileWatcher(customPatterns, ['change'], refreshFiles, this.assignWatcher('custom'))
|
|
}
|
|
|
|
getServerMiddlewarePaths() {
|
|
return this.options.serverMiddleware
|
|
.map((serverMiddleware) => {
|
|
if (isString(serverMiddleware)) {
|
|
return serverMiddleware
|
|
}
|
|
if (isPureObject(serverMiddleware) && isString(serverMiddleware.handler)) {
|
|
return serverMiddleware.handler
|
|
}
|
|
})
|
|
.filter(Boolean)
|
|
.map(p => path.extname(p) ? p : this.nuxt.resolver.resolvePath(p))
|
|
}
|
|
|
|
watchRestart() {
|
|
const serverMiddlewarePaths = this.getServerMiddlewarePaths()
|
|
const nuxtRestartWatch = [
|
|
// Server middleware
|
|
...serverMiddlewarePaths,
|
|
// Custom watchers
|
|
...this.options.watch
|
|
].map(this.nuxt.resolver.resolveAlias)
|
|
|
|
if (this.ignore.ignoreFile) {
|
|
nuxtRestartWatch.push(this.ignore.ignoreFile)
|
|
}
|
|
// If default page displayed, watch for first page creation
|
|
if (this._nuxtPages && this._defaultPage) {
|
|
nuxtRestartWatch.push(path.join(this.options.srcDir, this.options.dir.pages))
|
|
}
|
|
// If store not activated, watch for a file in the directory
|
|
if (!this.options.store) {
|
|
nuxtRestartWatch.push(path.join(this.options.srcDir, this.options.dir.store))
|
|
}
|
|
|
|
this.createFileWatcher(
|
|
nuxtRestartWatch,
|
|
['all'],
|
|
async (event, fileName) => {
|
|
if (['add', 'change', 'unlink'].includes(event) === false) {
|
|
return
|
|
}
|
|
/* istanbul ignore if */
|
|
if (serverMiddlewarePaths.includes(fileName)) {
|
|
consola.debug(`Clear cache for ${fileName}`)
|
|
clearRequireCache(fileName)
|
|
}
|
|
await this.nuxt.callHook('watch:fileChanged', this, fileName) // Legacy
|
|
await this.nuxt.callHook('watch:restart', { event, path: fileName })
|
|
},
|
|
this.assignWatcher('restart')
|
|
)
|
|
}
|
|
|
|
unwatch() {
|
|
for (const watcher in this.watchers) {
|
|
this.watchers[watcher].close()
|
|
}
|
|
}
|
|
|
|
async close() {
|
|
if (this.__closed) {
|
|
return
|
|
}
|
|
this.__closed = true
|
|
|
|
// Unwatch
|
|
this.unwatch()
|
|
|
|
// Close bundleBuilder
|
|
if (typeof this.bundleBuilder.close === 'function') {
|
|
await this.bundleBuilder.close()
|
|
}
|
|
}
|
|
}
|
|
|
|
const STATUS = {
|
|
INITIAL: 1,
|
|
BUILD_DONE: 2,
|
|
BUILDING: 3
|
|
}
|