Nuxt/lib/common/utils.mjs

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import path from 'path'
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import _ from 'lodash'
import Chalk from 'chalk'
import ORA from 'ora'
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export const printWarn = function (msg, from) {
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/* eslint-disable no-console */
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const fromStr = from ? Chalk.yellow(` ${from}\n\n`) : ' '
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console.warn('\n' + Chalk.bgYellow.black(' WARN ') + fromStr + msg + '\n')
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}
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export const renderError = function (_error, from) {
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const errStr = _error.stack || String(_error)
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const fromStr = from ? Chalk.red(` ${from}`) : ''
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return '\n' + Chalk.bgRed.black(' ERROR ') + fromStr + ' ' + errStr
}
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export const printError = function () {
/* eslint-disable no-console */
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console.error(renderError(...arguments))
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}
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export const fatalError = function () {
/* eslint-disable no-console */
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console.error(renderError(...arguments))
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process.exit(1)
}
export const createSpinner = function ({ minimal = false }) {
// Use ORA by default
if (!minimal) {
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return new ORA()
}
// Creare a minimal fallback for test and CI environments
const ctx = { enabled: true }
// eslint-disable-next-line no-console
const createLogger = (tag, ctx) => (...args) => ctx.enabled && console.log(
`[${(new Date().toISOString)()}]`,
_.padEnd(`[${tag}]`, 10),
...args
)
return Object.assign(ctx, {
start: createLogger('START', ctx),
fail: createLogger('FAIL', ctx),
succeed: createLogger('SUCCESS', ctx),
info: createLogger('INFO', ctx)
})
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}
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export const encodeHtml = function encodeHtml(str) {
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return str.replace(/</g, '&lt;').replace(/>/g, '&gt;')
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}
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export const getContext = function getContext(req, res) {
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return { req, res }
}
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export const waitFor = function waitFor(ms) {
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return new Promise(resolve => setTimeout(resolve, ms || 0))
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}
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async function promiseFinally(fn, finalFn) {
let result
try {
if (typeof fn === 'function') {
result = await fn()
} else {
result = await fn
}
} finally {
finalFn()
}
return result
}
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export const timeout = function timeout(fn, ms, msg) {
let timerId
const warpPromise = promiseFinally(fn, () => clearTimeout(timerId))
const timerPromise = new Promise((resolve, reject) => {
timerId = setTimeout(() => reject(new Error(msg)), ms)
})
return Promise.race([warpPromise, timerPromise])
}
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export const urlJoin = function urlJoin() {
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return [].slice
.call(arguments)
.join('/')
.replace(/\/+/g, '/')
.replace(':/', '://')
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}
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export const isUrl = function isUrl(url) {
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return url.indexOf('http') === 0 || url.indexOf('//') === 0
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}
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export const promisifyRoute = function promisifyRoute(fn, ...args) {
// If routes is an array
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if (Array.isArray(fn)) {
return Promise.resolve(fn)
}
// If routes is a function expecting a callback
if (fn.length === arguments.length) {
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return new Promise((resolve, reject) => {
fn((err, routeParams) => {
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if (err) {
reject(err)
}
resolve(routeParams)
}, ...args)
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})
}
let promise = fn(...args)
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if (
!promise ||
(!(promise instanceof Promise) && typeof promise.then !== 'function')
) {
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promise = Promise.resolve(promise)
}
return promise
}
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export const sequence = function sequence(tasks, fn) {
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return tasks.reduce(
(promise, task) => promise.then(() => fn(task)),
Promise.resolve()
)
}
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export const parallel = function parallel(tasks, fn) {
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return Promise.all(tasks.map(task => fn(task)))
}
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export const chainFn = function chainFn(base, fn) {
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/* istanbul ignore if */
if (typeof fn !== 'function') {
return base
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}
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return function () {
if (typeof base !== 'function') {
return fn.apply(this, arguments)
}
let baseResult = base.apply(this, arguments)
// Allow function to mutate the first argument instead of returning the result
if (baseResult === undefined) {
baseResult = arguments[0]
}
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let fnResult = fn.call(
this,
baseResult,
...Array.prototype.slice.call(arguments, 1)
)
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// Return mutated argument if no result was returned
if (fnResult === undefined) {
return baseResult
}
return fnResult
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}
}
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export const isPureObject = function isPureObject(o) {
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return !Array.isArray(o) && typeof o === 'object'
}
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export const isWindows = /^win/.test(process.platform)
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export const wp = function wp(p = '') {
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/* istanbul ignore if */
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if (isWindows) {
return p.replace(/\\/g, '\\\\')
}
return p
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}
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export const wChunk = function wChunk(p = '') {
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/* istanbul ignore if */
if (isWindows) {
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return p.replace(/\//g, '_')
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}
return p
}
const reqSep = /\//g
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const sysSep = _.escapeRegExp(path.sep)
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const normalize = string => string.replace(reqSep, sysSep)
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export const r = function r() {
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let args = Array.prototype.slice.apply(arguments)
let lastArg = _.last(args)
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if (lastArg.indexOf('@') === 0 || lastArg.indexOf('~') === 0) {
return wp(lastArg)
}
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return wp(path.resolve(...args.map(normalize)))
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}
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export const relativeTo = function relativeTo() {
let args = Array.prototype.slice.apply(arguments)
let dir = args.shift()
// Resolve path
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let _path = r(...args)
// Check if path is an alias
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if (_path.indexOf('@') === 0 || _path.indexOf('~') === 0) {
return _path
}
// Make correct relative path
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let rp = path.relative(dir, _path)
if (rp[0] !== '.') {
rp = './' + rp
}
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return wp(rp)
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}
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export const flatRoutes = function flatRoutes(router, _path = '', routes = []) {
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router.forEach(r => {
if (!r.path.includes(':') && !r.path.includes('*')) {
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/* istanbul ignore if */
if (r.children) {
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if (_path === '' && r.path === '/') {
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routes.push('/')
}
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flatRoutes(r.children, _path + r.path + '/', routes)
} else {
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_path = _path.replace(/^\/+$/, '/')
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routes.push(
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(r.path === '' && _path[_path.length - 1] === '/'
? _path.slice(0, -1)
: _path) + r.path
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)
}
}
})
return routes
}
function cleanChildrenRoutes(routes, isChild = false) {
let start = -1
let routesIndex = []
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routes.forEach(route => {
if (/-index$/.test(route.name) || route.name === 'index') {
// Save indexOf 'index' key in name
let res = route.name.split('-')
let s = res.indexOf('index')
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start = start === -1 || s < start ? s : start
routesIndex.push(res)
}
})
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routes.forEach(route => {
route.path = isChild ? route.path.replace('/', '') : route.path
if (route.path.indexOf('?') > -1) {
let names = route.name.split('-')
let paths = route.path.split('/')
if (!isChild) {
paths.shift()
} // clean first / for parents
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routesIndex.forEach(r => {
let i = r.indexOf('index') - start // children names
if (i < paths.length) {
for (let a = 0; a <= i; a++) {
if (a === i) {
paths[a] = paths[a].replace('?', '')
}
if (a < i && names[a] !== r[a]) {
break
}
}
}
})
route.path = (isChild ? '' : '/') + paths.join('/')
}
route.name = route.name.replace(/-index$/, '')
if (route.children) {
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if (route.children.find(child => child.path === '')) {
delete route.name
}
route.children = cleanChildrenRoutes(route.children, true)
}
})
return routes
}
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export const createRoutes = function createRoutes(files, srcDir, pagesDir) {
let routes = []
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files.forEach(file => {
let keys = file
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.replace(RegExp(`^${pagesDir}`), '')
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.replace(/\.(vue|js)$/, '')
.replace(/\/{2,}/g, '/')
.split('/')
.slice(1)
let route = { name: '', path: '', component: r(srcDir, file) }
let parent = routes
keys.forEach((key, i) => {
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// remove underscore only, if its the prefix
const sanatizedKey = key.indexOf('_') === 0
? key.replace('_', '')
: key
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route.name = route.name
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? route.name + '-' + sanatizedKey
: sanatizedKey
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route.name += key === '_' ? 'all' : ''
route.chunkName = file.replace(/\.(vue|js)$/, '')
let child = _.find(parent, { name: route.name })
if (child) {
child.children = child.children || []
parent = child.children
route.path = ''
} else {
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if (key === 'index' && i + 1 === keys.length) {
route.path += i > 0 ? '' : '/'
} else {
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route.path += '/' +
(key === '_'
? '*'
: key.indexOf('_') === 0
? key.replace('_', ':')
: key)
if (key !== '_' && key.indexOf('_') === 0) {
route.path += '?'
}
}
}
})
// Order Routes path
parent.push(route)
parent.sort((a, b) => {
if (!a.path.length) {
return -1
}
if (!b.path.length) {
return 1
}
// Order: /static, /index, /:dynamic
// Match exact route before index: /login before /index/_slug
if (a.path === '/') {
return /^\/(:|\*)/.test(b.path) ? -1 : 1
}
if (b.path === '/') {
return /^\/(:|\*)/.test(a.path) ? 1 : -1
}
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let i = 0
let res = 0
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let y = 0
let z = 0
const _a = a.path.split('/')
const _b = b.path.split('/')
for (i = 0; i < _a.length; i++) {
if (res !== 0) {
break
}
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y = _a[i] === '*' ? 2 : _a[i].indexOf(':') > -1 ? 1 : 0
z = _b[i] === '*' ? 2 : _b[i].indexOf(':') > -1 ? 1 : 0
res = y - z
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// If a.length >= b.length
if (i === _b.length - 1 && res === 0) {
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// change order if * found
res = _a[i] === '*' ? -1 : 1
}
}
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return res === 0 ? (_a[i - 1] === '*' && _b[i] ? 1 : -1) : res
})
})
return cleanChildrenRoutes(routes)
}