mirror of
https://github.com/nuxt/nuxt.git
synced 2024-11-27 16:12:12 +00:00
350 lines
11 KiB
JavaScript
350 lines
11 KiB
JavaScript
'use strict'
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const debug = require('debug')('nuxt:build')
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debug.color = 2 // force green color
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const _ = require('lodash')
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const co = require('co')
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const chokidar = require('chokidar')
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const fs = require('fs-extra')
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const hash = require('hash-sum')
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const pify = require('pify')
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const webpack = require('webpack')
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const { createBundleRenderer } = require('vue-server-renderer')
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const { join, resolve, sep } = require('path')
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const clientWebpackConfig = require('./webpack/client.config.js')
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const serverWebpackConfig = require('./webpack/server.config.js')
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const remove = pify(fs.remove)
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const readFile = pify(fs.readFile)
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const writeFile = pify(fs.writeFile)
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const mkdirp = pify(fs.mkdirp)
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const glob = pify(require('glob'))
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const reqSep = /\//g
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const sysSep = _.escapeRegExp(sep)
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const normalize = string => string.replace(reqSep, sysSep)
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const wp = function (p) {
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/* istanbul ignore if */
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if (/^win/.test(process.platform)) {
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p = p.replace(/\\/g, '\\\\')
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}
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return p
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}
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const r = function () {
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let args = Array.from(arguments)
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if (_.last(args).includes('~')) {
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return wp(_.last(args))
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}
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args = args.map(normalize)
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return wp(resolve.apply(null, args))
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}
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const defaults = {
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filenames: {
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css: 'style.css',
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vendor: 'vendor.bundle.js',
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app: 'nuxt.bundle.js'
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},
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vendor: [],
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loaders: [],
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plugins: [],
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babel: {},
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postcss: []
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}
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const defaultsLoaders = [
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{
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test: /\.(png|jpe?g|gif|svg)$/,
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loader: 'url-loader',
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query: {
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limit: 1000, // 1KO
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name: 'img/[name].[ext]?[hash]'
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}
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},
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{
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test: /\.(woff2?|eot|ttf|otf)(\?.*)?$/,
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loader: 'url-loader',
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query: {
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limit: 1000, // 1 KO
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name: 'fonts/[name].[hash:7].[ext]'
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}
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}
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]
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const defaultsPostcss = [
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require('autoprefixer')({
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browsers: ['last 3 versions']
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})
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]
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exports.options = function () {
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// Defaults build options
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let extraDefaults = {}
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if (this.options.build && !Array.isArray(this.options.build.loaders)) extraDefaults.loaders = defaultsLoaders
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if (this.options.build && !Array.isArray(this.options.build.postcss)) extraDefaults.postcss = defaultsPostcss
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this.options.build = _.defaultsDeep(this.options.build, defaults, extraDefaults)
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// Production, create server-renderer
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if (!this.dev) {
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const serverConfig = getWebpackServerConfig.call(this)
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const bundlePath = join(serverConfig.output.path, serverConfig.output.filename)
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if (fs.existsSync(bundlePath)) {
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const bundle = fs.readFileSync(bundlePath, 'utf8')
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createRenderer.call(this, bundle)
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}
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}
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}
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exports.build = function * () {
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// Check if pages dir exists and warn if not
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if (!fs.existsSync(join(this.srcDir, 'pages'))) {
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if (fs.existsSync(join(this.srcDir, '..', 'pages'))) {
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console.error('> No `pages` directory found. Did you mean to run `nuxt` in the parent (`../`) directory?') // eslint-disable-line no-console
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} else {
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console.error('> Couldn\'t find a `pages` directory. Please create one under the project root') // eslint-disable-line no-console
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}
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process.exit(1)
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}
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debug(`App root: ${this.srcDir}`)
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debug('Generating .nuxt/ files...')
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// Create .nuxt/, .nuxt/components and .nuxt/dist folders
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yield remove(r(this.dir, '.nuxt'))
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yield mkdirp(r(this.dir, '.nuxt/components'))
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if (!this.dev) {
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yield mkdirp(r(this.dir, '.nuxt/dist'))
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}
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// Generate routes and interpret the template files
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yield generateRoutesAndFiles.call(this)
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// Generate .nuxt/dist/ files
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yield buildFiles.call(this)
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return this
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}
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function * buildFiles () {
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if (this.dev) {
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debug('Adding webpack middlewares...')
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createWebpackMiddlewares.call(this)
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webpackWatchAndUpdate.call(this)
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watchPages.call(this)
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} else {
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debug('Building files...')
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yield [
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webpackRunClient.call(this),
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webpackRunServer.call(this)
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]
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}
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}
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function * generateRoutesAndFiles () {
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debug('Generating routes...')
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// Generate routes based on files
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const files = yield glob('pages/**/*.vue', { cwd: this.srcDir })
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this.routes = _.uniq(_.map(files, (file) => {
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return file.replace(/^pages/, '').replace(/\.vue$/, '').replace(/\/index/g, '').replace(/_/g, ':').replace('', '/').replace(/\/{2,}/g, '/')
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}))
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// Interpret and move template files to .nuxt/
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debug('Generating files...')
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let templatesFiles = [
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'App.vue',
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'client.js',
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'index.js',
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'router.js',
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'server.js',
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'utils.js',
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'components/nuxt-container.vue',
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'components/nuxt-loading.vue',
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'components/nuxt-child.js',
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'components/nuxt-link.js',
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'components/nuxt.vue'
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]
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let templateVars = {
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uniqBy: _.uniqBy,
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isDev: this.dev,
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router: {
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base: this.options.router.base,
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linkActiveClass: this.options.router.linkActiveClass
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},
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env: this.options.env,
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head: this.options.head,
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store: this.options.store,
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css: this.options.css,
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plugins: this.options.plugins.map((p) => r(this.srcDir, p)),
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appPath: './App.vue',
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loading: (typeof this.options.loading === 'string' ? r(this.srcDir, this.options.loading) : this.options.loading),
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transition: this.options.transition,
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components: {
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Loading: r(__dirname, 'app', 'components', 'nuxt-loading.vue'),
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ErrorPage: r(__dirname, 'app', 'components', 'nuxt-error.vue')
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}
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}
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// Format routes for the lib/app/router.js template
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templateVars.router.routes = createRoutes(files, this.srcDir)
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if (fs.existsSync(join(this.srcDir, 'layouts', 'app.vue'))) {
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templateVars.appPath = r(this.srcDir, 'layouts/app.vue')
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}
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if (fs.existsSync(join(this.srcDir, 'layouts', 'error.vue'))) {
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templateVars.components.ErrorPage = r(this.srcDir, 'layouts/error.vue')
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}
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let moveTemplates = templatesFiles.map((file) => {
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return readFile(r(__dirname, 'app', file), 'utf8')
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.then((fileContent) => {
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const template = _.template(fileContent)
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const content = template(templateVars)
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return writeFile(r(this.dir, '.nuxt', file), content, 'utf8')
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})
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})
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yield moveTemplates
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}
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function createRoutes (files, srcDir) {
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let routes = []
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files.forEach((file) => {
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let keys = file.replace(/^pages/, '').replace(/\.vue$/, '').replace(/\/{2,}/g, '/').split('/').slice(1)
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let route = { name: '', path: '', component: r(srcDir, file), _name: null }
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let parent = routes
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keys.forEach((key, i) => {
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route.name = route.name ? route.name + (key === 'index' ? '' : '-' + key.replace('_', '')) : key.replace('_', '')
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let child = _.find(parent, { name: route.name })
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if (child) {
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if (!child.children) {
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child.children = []
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}
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parent = child.children
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} else {
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route.path = route.path + (key === 'index' ? (i > 0 ? '' : '/') : '/' + key.replace('_', ':'))
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}
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})
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route._name = '_' + hash(route.component)
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// Order Routes path
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if (_.last(keys)[0] === '_') {
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parent.push(route)
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} else {
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parent.unshift(route)
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}
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})
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return cleanChildrenRoutes(routes)
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}
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function cleanChildrenRoutes (routes, isChild = false) {
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let isOptional = true
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routes.forEach((route) => {
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route.path = (isChild) ? route.path.replace('/', '') : route.path
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if (route.path === '' || route.path === '/') {
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isOptional = false
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}
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if (isOptional && route.path.includes(':')) {
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route.path += '?'
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}
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if (route.children) {
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delete route.name
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route.children = cleanChildrenRoutes(route.children, true)
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}
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})
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return routes
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}
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function getWebpackClientConfig () {
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return clientWebpackConfig.call(this)
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}
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function getWebpackServerConfig () {
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return serverWebpackConfig.call(this)
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}
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function createWebpackMiddlewares () {
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const clientConfig = getWebpackClientConfig.call(this)
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// setup on the fly compilation + hot-reload
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clientConfig.entry.app = ['webpack-hot-middleware/client?reload=true', clientConfig.entry.app]
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clientConfig.plugins.push(
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new webpack.HotModuleReplacementPlugin(),
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new webpack.NoErrorsPlugin()
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)
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const clientCompiler = webpack(clientConfig)
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// Add the middlewares to the instance context
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this.webpackDevMiddleware = pify(require('webpack-dev-middleware')(clientCompiler, {
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publicPath: clientConfig.output.publicPath,
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stats: {
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colors: true,
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chunks: false
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},
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quiet: false,
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noInfo: true
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}))
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this.webpackHotMiddleware = pify(require('webpack-hot-middleware')(clientCompiler))
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}
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function webpackWatchAndUpdate () {
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const MFS = require('memory-fs') // <- dependencies of webpack
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const mfs = new MFS()
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const serverConfig = getWebpackServerConfig.call(this)
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const serverCompiler = webpack(serverConfig)
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const outputPath = join(serverConfig.output.path, serverConfig.output.filename)
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serverCompiler.outputFileSystem = mfs
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this.webpackServerWatcher = serverCompiler.watch({}, (err, stats) => {
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if (err) throw err
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stats = stats.toJson()
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stats.errors.forEach(err => console.error(err)) // eslint-disable-line no-console
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stats.warnings.forEach(err => console.warn(err)) // eslint-disable-line no-console
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createRenderer.call(this, mfs.readFileSync(outputPath, 'utf-8'))
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})
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}
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function webpackRunClient () {
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return new Promise((resolve, reject) => {
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const clientConfig = getWebpackClientConfig.call(this)
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const serverCompiler = webpack(clientConfig)
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serverCompiler.run((err, stats) => {
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if (err) return reject(err)
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console.log('[nuxt:build:client]\n', stats.toString({ chunks: false, colors: true })) // eslint-disable-line no-console
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resolve()
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})
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})
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}
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function webpackRunServer () {
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return new Promise((resolve, reject) => {
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const serverConfig = getWebpackServerConfig.call(this)
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const serverCompiler = webpack(serverConfig)
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serverCompiler.run((err, stats) => {
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if (err) return reject(err)
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console.log('[nuxt:build:server]\n', stats.toString({ chunks: false, colors: true })) // eslint-disable-line no-console
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const bundlePath = join(serverConfig.output.path, serverConfig.output.filename)
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readFile(bundlePath, 'utf8')
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.then((bundle) => {
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createRenderer.call(this, bundle)
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resolve()
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})
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})
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})
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}
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function createRenderer (bundle) {
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// Create bundle renderer to give a fresh context for every request
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let cacheConfig = false
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if (this.options.cache) {
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this.options.cache = (typeof this.options.cache !== 'object' ? {} : this.options.cache)
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cacheConfig = require('lru-cache')(_.defaults(this.options.cache, {
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max: 1000,
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maxAge: 1000 * 60 * 15
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}))
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}
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this.renderer = createBundleRenderer(bundle, {
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cache: cacheConfig
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})
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this.renderToString = pify(this.renderer.renderToString)
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this.renderToStream = this.renderer.renderToStream
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}
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function watchPages () {
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const patterns = [ r(this.srcDir, 'pages/*.vue'), r(this.srcDir, 'pages/**/*.vue') ]
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const options = {
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ignoreInitial: true
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}
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/* istanbul ignore next */
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const refreshFiles = _.debounce(() => {
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var d = Date.now()
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co(generateRoutesAndFiles.bind(this))
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.then(() => {
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console.log('Time to gen:' + (Date.now() - d) + 'ms') // eslint-disable-line no-console
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})
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}, 200)
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this.pagesFilesWatcher = chokidar.watch(patterns, options)
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.on('add', refreshFiles)
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.on('unlink', refreshFiles)
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}
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