364 lines
10 KiB
JavaScript
364 lines
10 KiB
JavaScript
var childProcess = require('child_process')
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var escalade = require('escalade/sync')
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var pico = require('picocolors')
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var path = require('path')
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var fs = require('fs')
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var BrowserslistError = require('./error')
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function detectLockfile() {
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var packageDir = escalade('.', function (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 BrowserslistError(
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'Cannot find package.json. ' +
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'Is this the right directory to run `npx browserslist --update-db` in?'
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)
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}
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var lockfileNpm = path.join(packageDir, 'package-lock.json')
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var lockfileShrinkwrap = path.join(packageDir, 'npm-shrinkwrap.json')
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var lockfileYarn = path.join(packageDir, 'yarn.lock')
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var 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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var 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 BrowserslistError(
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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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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 getBrowsersList() {
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return childProcess
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.execSync('npx browserslist')
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.toString()
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.trim()
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.split('\n')
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.map(function (line) {
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return line.trim().split(' ')
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})
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.reduce(function (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 diffBrowsersLists(old, current) {
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var browsers = Object.keys(old).concat(
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Object.keys(current).filter(function (browser) {
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return old[browser] === undefined
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})
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)
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return browsers
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.map(function (browser) {
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var oldVersions = old[browser] || []
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var currentVersions = current[browser] || []
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var intersection = oldVersions.filter(function (version) {
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return currentVersions.indexOf(version) !== -1
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})
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var addedVersions = currentVersions.filter(function (version) {
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return intersection.indexOf(version) === -1
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})
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var removedVersions = oldVersions.filter(function (version) {
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return intersection.indexOf(version) === -1
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})
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return removedVersions
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.map(function (version) {
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return pico.red('- ' + browser + ' ' + version)
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})
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.concat(
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addedVersions.map(function (version) {
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return pico.green('+ ' + browser + ' ' + version)
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})
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)
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})
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.reduce(function (result, array) {
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return result.concat(array)
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}, [])
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.join('\n')
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}
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function updateNpmLockfile(lock, latest) {
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var metadata = { latest: latest, versions: [] }
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var content = deletePackage(JSON.parse(lock.content), metadata)
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metadata.content = JSON.stringify(content, null, ' ')
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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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var 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 (var 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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var yarnVersionRe = /version "(.*?)"/
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function updateYarnLockfile(lock, latest) {
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var blocks = lock.content.split(/(\n{2,})/).map(function (block) {
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return block.split('\n')
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})
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var versions = {}
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blocks.forEach(function (lines) {
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if (lines[0].indexOf('caniuse-lite@') !== -1) {
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var 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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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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var content = blocks
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.map(function (lines) {
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return lines.join('\n')
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})
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.join('')
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return { content: content, versions: versions }
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}
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function updatePnpmLockfile(lock, latest) {
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var versions = {}
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var lines = lock.content.split('\n')
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var i
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var j
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var lineParts
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for (i = 0; i < lines.length; i++) {
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if (lines[i].indexOf('caniuse-lite:') >= 0) {
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lineParts = lines[i].split(/:\s?/, 2)
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if (lineParts[1].indexOf('/') >= 0) {
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var sublineParts = lineParts[1].split(/([/:])/)
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for (j = 0; j < sublineParts.length; j++) {
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if (sublineParts[j].indexOf('caniuse-lite') >= 0) {
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versions[sublineParts[j + 2]] = true
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sublineParts[j + 2] = latest.version
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break
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}
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}
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lineParts[1] = sublineParts.join('')
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} else {
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versions[lineParts[1]] = true
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}
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lines[i] = lineParts[0] + ': ' + latest.version
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} else if (lines[i].indexOf('/caniuse-lite') >= 0) {
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lineParts = lines[i].split(/([/:])/)
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for (j = 0; j < lineParts.length; j++) {
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if (lineParts[j].indexOf('caniuse-lite') >= 0) {
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versions[lineParts[j + 2]] = true
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lineParts[j + 2] = latest.version
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break
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}
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}
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lines[i] = lineParts.join('')
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for (i = i + 1; i < lines.length; i++) {
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if (lines[i].indexOf('integrity: ') !== -1) {
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lines[i] = lines[i].replace(
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/integrity: .+/,
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'integrity: ' + latest.dist.integrity
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)
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} else if (lines[i].indexOf(' /') !== -1) {
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break
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}
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}
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}
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}
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return { content: lines.join('\n'), versions: 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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if (lock.mode === 'npm') {
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return updateNpmLockfile(lock, latest)
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} else if (lock.mode === 'yarn') {
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return updateYarnLockfile(lock, latest)
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}
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return updatePnpmLockfile(lock, latest)
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}
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function updatePackageManually(print, lock, latest) {
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var lockfileData = updateLockfile(lock, latest)
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var 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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var 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) /* istanbul ignore next */ {
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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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}
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var 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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module.exports = function updateDB(print) {
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var lock = detectLockfile()
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var latest = getLatestInfo(lock)
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var browsersListRetrievalError
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var oldBrowsersList
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try {
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oldBrowsersList = getBrowsersList()
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} catch (e) {
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browsersListRetrievalError = 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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var update = 'yarn up -R'
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print(
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'Updating caniuse-lite version\n' +
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pico.yellow('$ ' + update + ' caniuse-lite') +
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'\n'
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)
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try {
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childProcess.execSync(update + ' caniuse-lite')
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} catch (e) /* istanbul ignore next */ {
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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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update +
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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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}
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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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var currentBrowsersList
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if (!browsersListRetrievalError) {
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try {
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currentBrowsersList = getBrowsersList()
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} catch (e) /* istanbul ignore next */ {
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browsersListRetrievalError = e
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}
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}
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if (browsersListRetrievalError) {
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print(
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pico.red(
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'\n' +
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browsersListRetrievalError.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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var targetBrowserChanges = diffBrowsersLists(
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oldBrowsersList,
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currentBrowsersList
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)
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if (targetBrowserChanges) {
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print('\nTarget browser changes:\n')
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print(targetBrowserChanges + '\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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