forked from M3-Academy/challenge-algorithms-v2.0
315 lines
8.6 KiB
JavaScript
315 lines
8.6 KiB
JavaScript
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let childProcess = require('child_process')
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let escalade = require('escalade/sync')
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let pico = require('picocolors')
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let path = require('path')
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let fs = require('fs')
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const { detectIndent, detectEOL } = require('./utils')
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function BrowserslistUpdateError(message) {
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this.name = 'BrowserslistUpdateError'
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this.message = message
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this.browserslist = true
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if (Error.captureStackTrace) {
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Error.captureStackTrace(this, BrowserslistUpdateError)
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}
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}
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BrowserslistUpdateError.prototype = Error.prototype
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/* c8 ignore next 3 */
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function defaultPrint(str) {
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process.stdout.write(str)
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}
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function detectLockfile() {
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let packageDir = escalade('.', (dir, names) => {
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return names.indexOf('package.json') !== -1 ? dir : ''
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})
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if (!packageDir) {
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throw new BrowserslistUpdateError(
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'Cannot find package.json. ' +
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'Is this the right directory to run `npx update-browserslist-db` in?'
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)
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}
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let lockfileNpm = path.join(packageDir, 'package-lock.json')
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let lockfileShrinkwrap = path.join(packageDir, 'npm-shrinkwrap.json')
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let lockfileYarn = path.join(packageDir, 'yarn.lock')
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let lockfilePnpm = path.join(packageDir, 'pnpm-lock.yaml')
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if (fs.existsSync(lockfilePnpm)) {
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return { mode: 'pnpm', file: lockfilePnpm }
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} else if (fs.existsSync(lockfileNpm)) {
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return { mode: 'npm', file: lockfileNpm }
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} else if (fs.existsSync(lockfileYarn)) {
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let lock = { mode: 'yarn', file: lockfileYarn }
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lock.content = fs.readFileSync(lock.file).toString()
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lock.version = /# yarn lockfile v1/.test(lock.content) ? 1 : 2
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return lock
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} else if (fs.existsSync(lockfileShrinkwrap)) {
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return { mode: 'npm', file: lockfileShrinkwrap }
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}
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throw new BrowserslistUpdateError(
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'No lockfile found. Run "npm install", "yarn install" or "pnpm install"'
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)
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}
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function getLatestInfo(lock) {
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if (lock.mode === 'yarn') {
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if (lock.version === 1) {
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return JSON.parse(
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childProcess.execSync('yarn info caniuse-lite --json').toString()
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).data
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} else {
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return JSON.parse(
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childProcess.execSync('yarn npm info caniuse-lite --json').toString()
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)
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}
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}
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if (lock.mode === 'pnpm') {
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return JSON.parse(
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childProcess.execSync('pnpm info caniuse-lite --json').toString()
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)
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}
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return JSON.parse(
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childProcess.execSync('npm show caniuse-lite --json').toString()
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)
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}
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function getBrowsers() {
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let browserslist = require('browserslist')
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return browserslist().reduce((result, entry) => {
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if (!result[entry[0]]) {
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result[entry[0]] = []
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}
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result[entry[0]].push(entry[1])
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return result
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}, {})
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}
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function diffBrowsers(old, current) {
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let browsers = Object.keys(old).concat(
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Object.keys(current).filter(browser => old[browser] === undefined)
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)
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return browsers
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.map(browser => {
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let oldVersions = old[browser] || []
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let currentVersions = current[browser] || []
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let common = oldVersions.filter(v => currentVersions.includes(v))
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let added = currentVersions.filter(v => !common.includes(v))
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let removed = oldVersions.filter(v => !common.includes(v))
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return removed
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.map(v => pico.red('- ' + browser + ' ' + v))
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.concat(added.map(v => pico.green('+ ' + browser + ' ' + v)))
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})
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.reduce((result, array) => result.concat(array), [])
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.join('\n')
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}
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function updateNpmLockfile(lock, latest) {
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let metadata = { latest, versions: [] }
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let content = deletePackage(JSON.parse(lock.content), metadata)
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metadata.content = JSON.stringify(content, null, detectIndent(lock.content))
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return metadata
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}
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function deletePackage(node, metadata) {
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if (node.dependencies) {
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if (node.dependencies['caniuse-lite']) {
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let version = node.dependencies['caniuse-lite'].version
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metadata.versions[version] = true
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delete node.dependencies['caniuse-lite']
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}
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for (let i in node.dependencies) {
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node.dependencies[i] = deletePackage(node.dependencies[i], metadata)
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}
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}
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return node
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}
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let yarnVersionRe = /version "(.*?)"/
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function updateYarnLockfile(lock, latest) {
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let blocks = lock.content.split(/(\n{2,})/).map(block => {
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return block.split('\n')
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})
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let versions = {}
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blocks.forEach(lines => {
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if (lines[0].indexOf('caniuse-lite@') !== -1) {
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let match = yarnVersionRe.exec(lines[1])
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versions[match[1]] = true
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if (match[1] !== latest.version) {
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lines[1] = lines[1].replace(
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/version "[^"]+"/,
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'version "' + latest.version + '"'
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)
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lines[2] = lines[2].replace(
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/resolved "[^"]+"/,
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'resolved "' + latest.dist.tarball + '"'
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)
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if (lines.length === 4) {
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lines[3] = latest.dist.integrity
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? lines[3].replace(
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/integrity .+/,
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'integrity ' + latest.dist.integrity
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)
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: ''
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}
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}
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}
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})
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let content = blocks.map(lines => lines.join('\n')).join('')
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return { content, versions }
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}
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function updateLockfile(lock, latest) {
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if (!lock.content) lock.content = fs.readFileSync(lock.file).toString()
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let updatedLockFile
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if (lock.mode === 'yarn') {
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updatedLockFile = updateYarnLockfile(lock, latest)
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} else {
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updatedLockFile = updateNpmLockfile(lock, latest)
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}
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updatedLockFile.content = updatedLockFile.content.replace(
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/\n/g,
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detectEOL(lock.content)
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)
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return updatedLockFile
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}
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function updatePackageManually(print, lock, latest) {
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let lockfileData = updateLockfile(lock, latest)
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let caniuseVersions = Object.keys(lockfileData.versions).sort()
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if (caniuseVersions.length === 1 && caniuseVersions[0] === latest.version) {
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print(
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'Installed version: ' +
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pico.bold(pico.green(latest.version)) +
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'\n' +
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pico.bold(pico.green('caniuse-lite is up to date')) +
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'\n'
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)
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return
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}
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if (caniuseVersions.length === 0) {
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caniuseVersions[0] = 'none'
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}
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print(
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'Installed version' +
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(caniuseVersions.length === 1 ? ': ' : 's: ') +
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pico.bold(pico.red(caniuseVersions.join(', '))) +
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'\n' +
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'Removing old caniuse-lite from lock file\n'
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)
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fs.writeFileSync(lock.file, lockfileData.content)
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let install = lock.mode === 'yarn' ? 'yarn add -W' : lock.mode + ' install'
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print(
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'Installing new caniuse-lite version\n' +
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pico.yellow('$ ' + install + ' caniuse-lite') +
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'\n'
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)
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try {
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childProcess.execSync(install + ' caniuse-lite')
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} catch (e) /* c8 ignore start */ {
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print(
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pico.red(
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'\n' +
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e.stack +
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'\n\n' +
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'Problem with `' +
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install +
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' caniuse-lite` call. ' +
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'Run it manually.\n'
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)
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)
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process.exit(1)
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} /* c8 ignore end */
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let del = lock.mode === 'yarn' ? 'yarn remove -W' : lock.mode + ' uninstall'
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print(
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'Cleaning package.json dependencies from caniuse-lite\n' +
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pico.yellow('$ ' + del + ' caniuse-lite') +
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'\n'
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)
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childProcess.execSync(del + ' caniuse-lite')
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}
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function updateWith(print, cmd) {
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print('Updating caniuse-lite version\n' + pico.yellow('$ ' + cmd) + '\n')
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try {
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childProcess.execSync(cmd)
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} catch (e) /* c8 ignore start */ {
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print(pico.red(e.stdout.toString()))
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print(
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pico.red(
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'\n' +
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e.stack +
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'\n\n' +
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'Problem with `' +
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cmd +
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'` call. ' +
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'Run it manually.\n'
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)
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)
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process.exit(1)
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} /* c8 ignore end */
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}
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module.exports = function updateDB(print = defaultPrint) {
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let lock = detectLockfile()
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let latest = getLatestInfo(lock)
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let listError
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let oldList
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try {
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oldList = getBrowsers()
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} catch (e) {
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listError = e
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}
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print('Latest version: ' + pico.bold(pico.green(latest.version)) + '\n')
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if (lock.mode === 'yarn' && lock.version !== 1) {
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updateWith(print, 'yarn up -R caniuse-lite')
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} else if (lock.mode === 'pnpm') {
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updateWith(print, 'pnpm up caniuse-lite')
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} else {
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updatePackageManually(print, lock, latest)
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}
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print('caniuse-lite has been successfully updated\n')
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let newList
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if (!listError) {
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try {
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newList = getBrowsers()
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} catch (e) /* c8 ignore start */ {
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listError = e
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} /* c8 ignore end */
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}
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if (listError) {
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print(
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pico.red(
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'\n' +
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listError.stack +
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'\n\n' +
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'Problem with browser list retrieval.\n' +
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'Target browser changes won’t be shown.\n'
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)
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)
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} else {
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let changes = diffBrowsers(oldList, newList)
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if (changes) {
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print('\nTarget browser changes:\n')
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print(changes + '\n')
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} else {
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print('\n' + pico.green('No target browser changes') + '\n')
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}
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}
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}
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