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options.js
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options.js
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import _ from 'lodash'
import { join, resolve } from 'path'
import { existsSync } from 'fs'
import { isUrl, isPureObject } from 'utils'
const Options = {}
export default Options
Options.from = function (_options) {
// Clone options to prevent unwanted side-effects
const options = Object.assign({}, _options)
// Normalize options
if (options.loading === true) {
delete options.loading
}
if (options.router && typeof options.router.middleware === 'string') {
options.router.middleware = [options.router.middleware]
}
if (options.router && typeof options.router.base === 'string') {
options._routerBaseSpecified = true
}
if (typeof options.transition === 'string') {
options.transition = { name: options.transition }
}
// Apply defaults
_.defaultsDeep(options, Options.defaults)
// Resolve dirs
const hasValue = v => typeof v === 'string' && v
options.rootDir = hasValue(options.rootDir) ? options.rootDir : process.cwd()
options.srcDir = hasValue(options.srcDir) ? resolve(options.rootDir, options.srcDir) : options.rootDir
options.modulesDir = resolve(options.rootDir, hasValue(options.modulesDir) ? options.modulesDir : 'node_modules')
options.buildDir = join(options.rootDir, options.buildDir)
// If app.html is defined, set the template path to the user template
options.appTemplatePath = resolve(options.buildDir, 'views/app.template.html')
if (existsSync(join(options.srcDir, 'app.html'))) {
options.appTemplatePath = join(options.srcDir, 'app.html')
}
// Ignore publicPath on dev
/* istanbul ignore if */
if (options.dev && isUrl(options.build.publicPath)) {
options.build.publicPath = Options.defaults.build.publicPath
}
// If store defined, update store options to true unless explicitly disabled
if (options.store !== false && existsSync(join(options.srcDir, 'store'))) {
options.store = true
}
// Postcss
// 1. Check if it is explicitly disabled by false value
// ... Disable all postcss loaders
// 2. Check if any standard source of postcss config exists
// ... Make postcss = true letting loaders find this kind of config
// 3. Else (Easy Usage)
// ... Auto merge it with defaults
if (options.build.postcss !== false) {
// Detect postcss config existence
// https://github.com/michael-ciniawsky/postcss-load-config
let postcssConfigExists = false
for (let dir of [options.srcDir, options.rootDir]) {
for (let file of ['postcss.config.js', '.postcssrc.js', '.postcssrc', '.postcssrc.json', '.postcssrc.yaml']) {
if (existsSync(resolve(dir, file))) {
postcssConfigExists = true
break
}
}
if (postcssConfigExists) break
}
// Default postcss options
if (postcssConfigExists) {
options.build.postcss = true
}
// Normalize & Apply default plugins
if (Array.isArray(options.build.postcss)) {
options.build.postcss = { plugins: options.build.postcss }
}
if (isPureObject(options.build.postcss)) {
options.build.postcss = Object.assign({
sourceMap: options.build.cssSourceMap,
plugins: {
// https://github.com/postcss/postcss-import
'postcss-import': {
root: options.rootDir,
path: [
options.srcDir,
options.rootDir,
options.modulesDir
]
},
// https://github.com/postcss/postcss-url
'postcss-url': {},
// http://cssnext.io/postcss
'postcss-cssnext': {}
}
}, options.build.postcss)
}
}
// Debug errors
if (options.debug === undefined) {
options.debug = options.dev
}
// Resolve mode
let mode = options.mode
if (typeof mode === 'function') {
mode = mode()
}
if (typeof mode === 'string') {
mode = Options.modes[mode]
}
// Apply mode
_.defaultsDeep(options, mode)
return options
}
Options.modes = {
universal: {
build: {
ssr: true
},
render: {
ssr: true
}
},
spa: {
build: {
ssr: false
},
render: {
ssr: false
}
},
static: {
build: {
ssr: true
},
render: {
ssr: 'static'
}
}
}
Options.defaults = {
mode: 'universal',
dev: process.env.NODE_ENV !== 'production',
debug: undefined, // Will be equal to dev if not provided
buildDir: '.nuxt',
nuxtAppDir: resolve(__dirname, '../lib/app/'), // Relative to dist
build: {
analyze: false,
extractCSS: false,
cssSourceMap: true,
ssr: undefined,
publicPath: '/_nuxt/',
filenames: {
css: 'common.[contenthash].css',
manifest: 'manifest.[hash].js',
vendor: 'common.[chunkhash].js',
app: 'app.[chunkhash].js',
chunk: '[name].[chunkhash].js'
},
vendor: [],
plugins: [],
babel: {},
postcss: {},
templates: [],
watch: [],
devMiddleware: {},
hotMiddleware: {}
},
generate: {
dir: 'dist',
routes: [],
concurrency: 500,
interval: 0,
minify: {
collapseBooleanAttributes: true,
collapseWhitespace: true,
decodeEntities: true,
minifyCSS: true,
minifyJS: true,
processConditionalComments: true,
removeAttributeQuotes: false,
removeComments: false,
removeEmptyAttributes: true,
removeOptionalTags: true,
removeRedundantAttributes: true,
removeScriptTypeAttributes: false,
removeStyleLinkTypeAttributes: false,
removeTagWhitespace: false,
sortAttributes: true,
sortClassName: false,
trimCustomFragments: true,
useShortDoctype: true
}
},
env: {},
head: {
meta: [],
link: [],
style: [],
script: []
},
plugins: [],
css: [],
modules: [],
layouts: {},
serverMiddleware: [],
ErrorPage: null,
loading: {
color: 'black',
failedColor: 'red',
height: '2px',
duration: 5000
},
transition: {
name: 'page',
mode: 'out-in'
},
router: {
mode: 'history',
base: '/',
routes: [],
middleware: [],
linkActiveClass: 'nuxt-link-active',
linkExactActiveClass: 'nuxt-link-exact-active',
extendRoutes: null,
scrollBehavior: null,
fallback: false
},
render: {
bundleRenderer: {},
resourceHints: true,
ssr: undefined,
http2: {
push: false
},
static: {},
gzip: {
threshold: 0
},
etag: {
weak: true // Faster for responses > 5KB
}
},
watchers: {
webpack: {},
chokidar: {}
}
}