Nuxt/packages/config/src/options.js

530 lines
17 KiB
JavaScript

import path from 'path'
import fs from 'fs'
import { defaultsDeep, pick, uniq } from 'lodash'
import defu from 'defu'
import consola from 'consola'
import destr from 'destr'
import { TARGETS, MODES, createRequire, guardDir, isNonEmptyString, isPureObject, isUrl, getMainModule, getPKG } from '@nuxt/utils'
import { isRelative, joinURL, normalizeURL, withTrailingSlash } from 'ufo'
import { defaultNuxtConfigFile, getDefaultNuxtConfig } from './config'
export function getNuxtConfig (_options) {
// Prevent duplicate calls
if (_options.__normalized__) {
return _options
}
// Clone options to prevent unwanted side-effects
const options = Object.assign({}, _options)
options.__normalized__ = true
// Normalize options
if (options.loading === true) {
delete options.loading
}
if (
options.router &&
options.router.middleware &&
!Array.isArray(options.router.middleware)
) {
options.router.middleware = [options.router.middleware]
}
if (options.router && typeof options.router.base === 'string') {
options._routerBaseSpecified = true
}
// TODO: Remove for Nuxt 3
// router.scrollBehavior -> app/router.scrollBehavior.js
if (options.router && typeof options.router.scrollBehavior !== 'undefined') {
consola.warn('`router.scrollBehavior` property is deprecated in favor of using `~/app/router.scrollBehavior.js` file, learn more: https://nuxtjs.org/api/configuration-router#scrollbehavior')
}
// TODO: Remove for Nuxt 3
// transition -> pageTransition
if (typeof options.transition !== 'undefined') {
consola.warn('`transition` property is deprecated in favor of `pageTransition` and will be removed in Nuxt 3')
options.pageTransition = options.transition
delete options.transition
}
if (typeof options.pageTransition === 'string') {
options.pageTransition = { name: options.pageTransition }
}
if (typeof options.layoutTransition === 'string') {
options.layoutTransition = { name: options.layoutTransition }
}
if (typeof options.extensions === 'string') {
options.extensions = [options.extensions]
}
options.globalName = (isNonEmptyString(options.globalName) && /^[a-zA-Z]+$/.test(options.globalName))
? options.globalName.toLowerCase()
// use `` for preventing replacing to nuxt-edge
: `nuxt`
// Resolve rootDir
options.rootDir = isNonEmptyString(options.rootDir) ? path.resolve(options.rootDir) : process.cwd()
// Apply defaults by ${buildDir}/dist/build.config.js
// TODO: Unsafe operation.
// const buildDir = options.buildDir || defaults.buildDir
// const buildConfig = resolve(options.rootDir, buildDir, 'build.config.js')
// if (existsSync(buildConfig)) {
// defaultsDeep(options, require(buildConfig))
// }
// Apply defaults
const nuxtConfig = getDefaultNuxtConfig()
nuxtConfig.build._publicPath = nuxtConfig.build.publicPath
// Fall back to default if publicPath is falsy
if (options.build && !options.build.publicPath) {
options.build.publicPath = undefined
}
defaultsDeep(options, nuxtConfig)
// Target
options.target = options.target || 'server'
if (!Object.values(TARGETS).includes(options.target)) {
consola.warn(`Unknown target: ${options.target}. Falling back to server`)
options.target = 'server'
}
// Deprecate Mode
if (options.mode) {
if ((options.mode === MODES.universal && options.ssr) || (options.mode === MODES.spa && !options.ssr)) {
consola.warn('`mode` option is deprecated. You can safely remove it from `nuxt.config`')
} else {
consola.warn('`mode` option is deprecated. Please use `ssr: true` for universal mode or `ssr: false` for spa mode and remove `mode` from `nuxt.config`')
}
} else {
// For backward compat we need default value
options.mode = MODES.universal
}
// SSR root option
if (options.ssr === false) {
options.mode = MODES.spa
}
// Apply mode preset
const modePreset = options.modes[options.mode || MODES.universal]
if (!modePreset) {
consola.warn(`Unknown mode: ${options.mode}. Falling back to ${MODES.universal}`)
}
defaultsDeep(options, modePreset || options.modes[MODES.universal])
// Sanitize router.base
options.router.base = withTrailingSlash(normalizeURL(options.router.base))
// Legacy support for export
if (options.export) {
consola.warn('export option is deprecated and will be removed in a future version! Please switch to generate')
options.generate = defu(options.export, options.generate)
}
exports.export = options.generate
// Check srcDir and generate.dir existence
const hasSrcDir = isNonEmptyString(options.srcDir)
const hasGenerateDir = isNonEmptyString(options.generate.dir)
// Resolve srcDir
options.srcDir = hasSrcDir
? path.resolve(options.rootDir, options.srcDir)
: options.rootDir
// Resolve buildDir
options.buildDir = path.resolve(options.rootDir, options.buildDir)
// Aliases
const { rootDir, srcDir, dir: { assets: assetsDir, static: staticDir } } = options
options.alias = {
'~~': rootDir,
'@@': rootDir,
'~': srcDir,
'@': srcDir,
[assetsDir]: path.join(srcDir, assetsDir),
[staticDir]: path.join(srcDir, staticDir),
...options.alias
}
// Default value for _nuxtConfigFile
if (!options._nuxtConfigFile) {
options._nuxtConfigFile = path.resolve(options.rootDir, `${defaultNuxtConfigFile}.js`)
}
if (!options._nuxtConfigFiles) {
options._nuxtConfigFiles = [
options._nuxtConfigFile
]
}
// Watch for config file changes
options.watch.push(...options._nuxtConfigFiles)
// Protect rootDir against buildDir
guardDir(options, 'rootDir', 'buildDir')
if (hasGenerateDir) {
// Resolve generate.dir
options.generate.dir = path.resolve(options.rootDir, options.generate.dir)
// Protect rootDir against buildDir
guardDir(options, 'rootDir', 'generate.dir')
}
if (hasSrcDir) {
// Protect srcDir against buildDir
guardDir(options, 'srcDir', 'buildDir')
if (hasGenerateDir) {
// Protect srcDir against generate.dir
guardDir(options, 'srcDir', 'generate.dir')
}
}
// Populate modulesDir
options.modulesDir = uniq(
getMainModule().paths.concat(
[].concat(options.modulesDir).map(dir => path.resolve(options.rootDir, dir))
)
)
const mandatoryExtensions = ['js', 'mjs']
options.extensions = mandatoryExtensions
.filter(ext => !options.extensions.includes(ext))
.concat(options.extensions)
// If app.html is defined, set the template path to the user template
if (options.appTemplatePath === undefined) {
options.appTemplatePath = path.resolve(options.buildDir, 'views/app.template.html')
if (fs.existsSync(path.join(options.srcDir, 'app.html'))) {
options.appTemplatePath = path.join(options.srcDir, 'app.html')
}
} else {
options.appTemplatePath = path.resolve(options.srcDir, options.appTemplatePath)
}
options.build.publicPath = options.build.publicPath.replace(/([^/])$/, '$1/')
options.build._publicPath = options.build._publicPath.replace(/([^/])$/, '$1/')
// Ignore publicPath on dev
if (options.dev && isUrl(options.build.publicPath)) {
options.build.publicPath = options.build._publicPath
}
// If store defined, update store options to true unless explicitly disabled
if (
options.store !== false &&
fs.existsSync(path.join(options.srcDir, options.dir.store)) &&
fs.readdirSync(path.join(options.srcDir, options.dir.store))
.find(filename => filename !== 'README.md' && filename[0] !== '.')
) {
options.store = true
}
// SPA loadingIndicator
if (options.loadingIndicator) {
// Normalize loadingIndicator
if (!isPureObject(options.loadingIndicator)) {
options.loadingIndicator = { name: options.loadingIndicator }
}
// Apply defaults
options.loadingIndicator = Object.assign(
{
name: 'default',
color: (options.loading && options.loading.color) || '#D3D3D3',
color2: '#F5F5F5',
background: (options.manifest && options.manifest.theme_color) || 'white',
dev: options.dev,
loading: options.messages.loading
},
options.loadingIndicator
)
}
// Debug errors
if (options.debug === undefined) {
options.debug = options.dev
}
// Validate that etag.hash is a function, if not unset it
if (options.render.etag) {
const { hash } = options.render.etag
if (hash) {
const isFn = typeof hash === 'function'
if (!isFn) {
options.render.etag.hash = undefined
if (options.dev) {
consola.warn(`render.etag.hash should be a function, received ${typeof hash} instead`)
}
}
}
}
// Apply default hash to CSP option
if (options.render.csp) {
options.render.csp = defu(options.render.csp, {
hashAlgorithm: 'sha256',
allowedSources: undefined,
policies: undefined,
addMeta: Boolean(options.target === TARGETS.static),
unsafeInlineCompatibility: false,
reportOnly: options.debug
})
// TODO: Remove this if statement in Nuxt 3, we will stop supporting this typo (more on: https://github.com/nuxt/nuxt.js/pull/6583)
if (options.render.csp.unsafeInlineCompatiblity) {
consola.warn('Using `unsafeInlineCompatiblity` is deprecated and will be removed in Nuxt 3. Use `unsafeInlineCompatibility` instead.')
options.render.csp.unsafeInlineCompatibility = options.render.csp.unsafeInlineCompatiblity
delete options.render.csp.unsafeInlineCompatiblity
}
}
// cssSourceMap
if (options.build.cssSourceMap === undefined) {
options.build.cssSourceMap = options.dev
}
const babelConfig = options.build.babel
// babel cacheDirectory
if (babelConfig.cacheDirectory === undefined) {
babelConfig.cacheDirectory = options.dev
}
// TODO: remove this warn in Nuxt 3
if (Array.isArray(babelConfig.presets)) {
const warnPreset = (presetName) => {
const oldPreset = '@nuxtjs/babel-preset-app'
const newPreset = '@nuxt/babel-preset-app'
if (presetName.includes(oldPreset)) {
presetName = presetName.replace(oldPreset, newPreset)
consola.warn('@nuxtjs/babel-preset-app has been deprecated, please use @nuxt/babel-preset-app.')
}
return presetName
}
babelConfig.presets = babelConfig.presets.map((preset) => {
const hasOptions = Array.isArray(preset)
if (hasOptions) {
preset[0] = warnPreset(preset[0])
} else if (typeof preset === 'string') {
preset = warnPreset(preset)
}
return preset
})
}
// Vue config
const vueConfig = options.vue.config
if (vueConfig.silent === undefined) {
vueConfig.silent = !options.dev
}
if (vueConfig.performance === undefined) {
vueConfig.performance = options.dev
}
// merge custom env with variables
const eligibleEnvVariables = pick(process.env, Object.keys(process.env).filter(k => k.startsWith('NUXT_ENV_')))
Object.assign(options.env, eligibleEnvVariables)
// Normalize ignore
options.ignore = options.ignore ? [].concat(options.ignore) : []
// Append ignorePrefix glob to ignore
if (typeof options.ignorePrefix === 'string') {
options.ignore.push(`**/${options.ignorePrefix}*.*`)
}
// Compression middleware legacy
if (options.render.gzip) {
consola.warn('render.gzip is deprecated and will be removed in a future version! Please switch to render.compressor')
options.render.compressor = options.render.gzip
delete options.render.gzip
}
// If no server-side rendering, add appear true transition
if (options.render.ssr === false && options.pageTransition) {
options.pageTransition.appear = true
}
options.render.ssrLog = options.dev
? options.render.ssrLog === undefined || options.render.ssrLog
: false
// We assume the SPA fallback path is 404.html (for GitHub Pages, Surge, etc.)
if (options.generate.fallback === true) {
options.generate.fallback = '404.html'
}
if (options.build.stats === 'none' || options.build.quiet === true) {
options.build.stats = false
}
// Vendor backward compatibility with nuxt 1.x
if (typeof options.build.vendor !== 'undefined') {
delete options.build.vendor
consola.warn('vendor has been deprecated due to webpack4 optimization')
}
// Disable CSS extraction due to incompatibility with thread-loader
if (options.build.extractCSS && options.build.parallel) {
options.build.parallel = false
consola.warn('extractCSS cannot work with parallel build due to limited work pool in thread-loader')
}
// build.extractCSS.allChunks has no effect
if (typeof options.build.extractCSS.allChunks !== 'undefined') {
consola.warn('build.extractCSS.allChunks has no effect from v2.0.0. Please use build.optimization.splitChunks settings instead.')
}
// devModules has been renamed to buildModules
if (typeof options.devModules !== 'undefined') {
consola.warn('`devModules` has been renamed to `buildModules` and will be removed in Nuxt 3.')
options.buildModules.push(...options.devModules)
delete options.devModules
}
// Enable minimize for production builds
if (options.build.optimization.minimize === undefined) {
options.build.optimization.minimize = !options.dev
}
// Enable optimizeCSS only when extractCSS is enabled
if (options.build.optimizeCSS === undefined) {
options.build.optimizeCSS = options.build.extractCSS ? {} : false
}
const { loaders } = options.build
const vueLoader = loaders.vue
if (vueLoader.productionMode === undefined) {
vueLoader.productionMode = !options.dev
}
const styleLoaders = [
'css', 'cssModules', 'less',
'sass', 'scss', 'stylus', 'vueStyle'
]
for (const name of styleLoaders) {
const loader = loaders[name]
if (loader && loader.sourceMap === undefined) {
loader.sourceMap = Boolean(options.build.cssSourceMap)
}
}
options.build.transpile = [].concat(options.build.transpile || [])
if (options.build.quiet === true) {
consola.level = 0
}
// Use runInNewContext for dev mode by default
const { bundleRenderer } = options.render
if (typeof bundleRenderer.runInNewContext === 'undefined') {
bundleRenderer.runInNewContext = options.dev
}
// TODO: Remove this if statement in Nuxt 3
if (options.build.crossorigin) {
consola.warn('Using `build.crossorigin` is deprecated and will be removed in Nuxt 3. Please use `render.crossorigin` instead.')
options.render.crossorigin = options.build.crossorigin
delete options.build.crossorigin
}
const { timing } = options.server
if (timing) {
options.server.timing = { total: true, ...timing }
}
if (isPureObject(options.serverMiddleware)) {
options.serverMiddleware = Object.entries(options.serverMiddleware)
.map(([path, handler]) => ({ path, handler }))
}
// App config (internal for nuxt2 at this stage)
const useCDN = isUrl(options.build.publicPath) && !options.dev
const isRelativePublicPath = isRelative(options.build.publicPath)
options.app = defu(options.app, {
basePath: options.router.base,
assetsPath: isRelativePublicPath ? options.build.publicPath : useCDN ? '/' : joinURL(options.router.base, options.build.publicPath),
cdnURL: useCDN ? options.build.publicPath : null
})
// Expose app config to $config.app
options.publicRuntimeConfig = options.publicRuntimeConfig || {}
options.publicRuntimeConfig.app = defu(options.publicRuntimeConfig.app, options.app)
// Generate staticAssets
const { staticAssets } = options.generate
if (!staticAssets.version) {
staticAssets.version = String(Math.round(Date.now() / 1000))
}
if (!staticAssets.base) {
staticAssets.base = joinURL(options.app.assetsPath, staticAssets.dir)
}
if (!staticAssets.versionBase) {
staticAssets.versionBase = joinURL(staticAssets.base, staticAssets.version)
}
// createRequire
const isJest = typeof jest !== 'undefined'
const defaultCreateRequire = isJest ? 'native' : 'jiti'
options.createRequire = process.env.NUXT_CREATE_REQUIRE || options.createRequire || defaultCreateRequire
if (options.createRequire === 'native' || options.createRequire === 'jiti') {
const useJiti = options.createRequire === 'jiti'
options.createRequire = p => createRequire(typeof p === 'string' ? p : p.filename, useJiti)
} else if (typeof options.createRequire !== 'function') {
throw new TypeError(
`Unsupported createRequire value ${options.createRequire}! Possible values: "native", "jiti", <Function>`
)
}
// Indicator
// Change boolean true to default nuxt value
if (options.build.indicator === true) {
options.build.indicator = nuxtConfig.build.indicator
}
// ----- Builtin modules -----
// Loading screen
// Force disable for production and programmatic users
if (!options.dev || !options._cli || !getPKG('@nuxt/loading-screen')) {
options.build.loadingScreen = false
}
if (options.build.loadingScreen) {
options._modules.push(['@nuxt/loading-screen', options.build.loadingScreen])
} else {
// When loadingScreen is disabled we should also disable build indicator
options.build.indicator = false
}
// Components Module
if (!options._start && getPKG('@nuxt/components')) {
options._modules.push('@nuxt/components')
}
// Nuxt Telemetry
if (
options.telemetry !== false &&
!options.test &&
!destr(process.env.NUXT_TELEMETRY_DISABLED) &&
getPKG('@nuxt/telemetry')
) {
options._modules.push('@nuxt/telemetry')
}
return options
}