bc518174
 王天杨
提交两个项目文件
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#!/usr/bin/env node
let { readFileSync } = require('fs')
let { join } = require('path')
require('./check-npm-version')
let updateDb = require('./')
const ROOT = __dirname
function getPackage() {
return JSON.parse(readFileSync(join(ROOT, 'package.json')))
}
let args = process.argv.slice(2)
let USAGE = 'Usage:\n npx update-browserslist-db\n'
function isArg(arg) {
return args.some(i => i === arg)
}
function error(msg) {
process.stderr.write('update-browserslist-db: ' + msg + '\n')
process.exit(1)
}
if (isArg('--help') || isArg('-h')) {
process.stdout.write(getPackage().description + '.\n\n' + USAGE + '\n')
} else if (isArg('--version') || isArg('-v')) {
process.stdout.write('browserslist-lint ' + getPackage().version + '\n')
} else {
try {
updateDb()
} catch (e) {
if (e.name === 'BrowserslistUpdateError') {
error(e.message)
} else {
throw e
}
}
}
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