Nuxt/lib/nuxt.js

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'use strict'
import _ from 'lodash'
import compression from 'compression'
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import fs from 'fs-extra'
import pify from 'pify'
import Server from './server'
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import Module from './module'
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import * as build from './build'
import * as render from './render'
import generate from './generate'
import serveStatic from 'serve-static'
import { resolve, join } from 'path'
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import * as utils from './utils'
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class Nuxt {
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constructor (options = {}) {
const defaults = {
dev: true,
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env: {},
head: {
meta: [],
link: [],
style: [],
script: []
},
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plugins: [],
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css: [],
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modules: [],
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layouts: {},
serverMiddleware: [],
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ErrorPage: null,
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loading: {
color: 'black',
failedColor: 'red',
height: '2px',
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duration: 5000
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},
transition: {
name: 'page',
mode: 'out-in'
},
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router: {
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mode: 'history',
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base: '/',
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middleware: [],
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linkActiveClass: 'nuxt-link-active',
linkExactActiveClass: 'nuxt-link-exact-active',
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extendRoutes: null,
scrollBehavior: null
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},
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render: {
static: {},
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gzip: {
threshold: 0
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},
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etag: {
weak: true // Faster for responses > 5KB
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}
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},
watchers: {
webpack: {},
chokidar: {}
},
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build: {
buildNamespace: null
}
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}
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// Sanitization
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if (options.loading === true) delete options.loading
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if (options.router && typeof options.router.middleware === 'string') options.router.middleware = [ options.router.middleware ]
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if (options.router && typeof options.router.base === 'string') {
this._routerBaseSpecified = true
}
if (typeof options.transition === 'string') options.transition = { name: options.transition }
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this.options = _.defaultsDeep(options, defaults)
// Env variables
this.dev = this.options.dev
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// Explicit srcDir, rootDir and buildDir
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this.dir = (typeof options.rootDir === 'string' && options.rootDir ? options.rootDir : process.cwd())
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this.srcDir = (typeof options.srcDir === 'string' && options.srcDir ? resolve(this.dir, options.srcDir) : this.dir)
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this.buildDir = (typeof options.build.buildNamespace === 'string' && options.build.buildNamespace)
? resolve(this.dir, '.nuxt', options.build.buildNamespace) : resolve(this.dir, '.nuxt')
options.rootDir = this.dir
options.srcDir = this.srcDir
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options.buildDir = this.buildDir
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// If store defined, update store options to true
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if (fs.existsSync(join(this.srcDir, 'store'))) {
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this.options.store = true
}
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// If app.html is defined, set the template path to the user template
this.options.appTemplatePath = resolve(__dirname, 'views/app.template.html')
if (fs.existsSync(join(this.srcDir, 'app.html'))) {
this.options.appTemplatePath = join(this.srcDir, 'app.html')
}
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// renderer used by Vue.js (via createBundleRenderer)
this.renderer = null
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// For serving static/ files to /
this.serveStatic = pify(serveStatic(resolve(this.srcDir, 'static'), this.options.render.static))
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// For serving .nuxt/dist/ files (only when build.publicPath is not an URL)
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this.serveStaticNuxt = pify(serveStatic(resolve(this.buildDir, 'dist'), {
maxAge: (this.dev ? 0 : '1y') // 1 year in production
}))
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// gzip middleware for production
if (!this.dev && this.options.render.gzip) {
this.gzipMiddleware = pify(compression(this.options.render.gzip))
}
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// Add this.Server Class
this.Server = Server
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// Add this.build
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build.options.call(this) // Add build options
this.build = build.build.bind(this)
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// Error template
this.errorTemplate = _.template(fs.readFileSync(resolve(__dirname, 'views', 'error.html'), 'utf8'), {
interpolate: /{{([\s\S]+?)}}/g
})
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// Add this.render and this.renderRoute
this.render = render.render.bind(this)
this.renderRoute = render.renderRoute.bind(this)
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this.renderAndGetWindow = render.renderAndGetWindow.bind(this)
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// Add this.generate
this.generate = generate.bind(this)
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// Add this.utils (tests purpose)
this.utils = utils
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// Add module integration
this.module = new Module(this)
// Install all modules in sequence and then return `this` instance
return utils.sequence(options.modules, this.module.addModule.bind(this.module))
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.then(() => this)
.catch(/* istanbul ignore next */ (err) => {
console.error('[nuxt] error while initializing modules') // eslint-disable-line no-console
console.error(err) // eslint-disable-line no-console
process.exit(1)
})
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}
close (callback) {
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let promises = []
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/* istanbul ignore if */
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if (this.webpackDevMiddleware) {
const p = new Promise((resolve, reject) => {
this.webpackDevMiddleware.close(() => resolve())
})
promises.push(p)
}
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/* istanbul ignore if */
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if (this.webpackServerWatcher) {
const p = new Promise((resolve, reject) => {
this.webpackServerWatcher.close(() => resolve())
})
promises.push(p)
}
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/* istanbul ignore if */
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if (this.filesWatcher) {
this.filesWatcher.close()
}
/* istanbul ignore if */
if (this.customFilesWatcher) {
this.customFilesWatcher.close()
}
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return Promise.all(promises).then(() => {
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if (typeof callback === 'function') callback()
})
}
}
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export default Nuxt