104 lines
2.7 KiB
JavaScript
Executable File
104 lines
2.7 KiB
JavaScript
Executable File
#!/usr/bin/env node
|
|
|
|
var browserslist = require('./')
|
|
var pkg = require('./package.json')
|
|
var args = process.argv.slice(2)
|
|
|
|
var USAGE = 'Usage:\n' +
|
|
' ' + pkg.name + '\n' +
|
|
' ' + pkg.name + ' "QUERIES"\n' +
|
|
' ' + pkg.name + ' --config="path/to/browserlist/file"\n' +
|
|
' ' + pkg.name + ' --coverage "QUERIES"\n' +
|
|
' ' + pkg.name + ' --coverage=US "QUERIES"\n' +
|
|
' ' + pkg.name + ' --env="environment name defined in config"\n' +
|
|
' ' + pkg.name + ' --stats="path/to/browserlist/stats/file"'
|
|
|
|
function isArg (arg) {
|
|
return args.some(function (str) {
|
|
return str === arg || str.indexOf(arg + '=') === 0
|
|
})
|
|
}
|
|
|
|
function error (msg) {
|
|
process.stderr.write(pkg.name + ': ' + msg + '\n')
|
|
process.exit(1)
|
|
}
|
|
|
|
if (isArg('--help') || isArg('-h')) {
|
|
process.stdout.write(pkg.description + '.\n\n' + USAGE + '\n')
|
|
} else if (isArg('--version') || isArg('-v')) {
|
|
process.stdout.write(pkg.name + ' ' + pkg.version + '\n')
|
|
} else {
|
|
var mode = 'browsers'
|
|
var opts = { }
|
|
var queries
|
|
var country
|
|
|
|
for (var i = 0; i < args.length; i++) {
|
|
if (args[i][0] !== '-') {
|
|
queries = args[i].replace(/^['"]|['"]$/g, '')
|
|
continue
|
|
}
|
|
|
|
var arg = args[i].split('=')
|
|
var name = arg[0]
|
|
var value = arg[1]
|
|
|
|
if (value) value = value.replace(/^['"]|['"]$/g, '')
|
|
|
|
if (name === '--config' || name === '-b') {
|
|
opts.config = value
|
|
} else if (name === '--env' || name === '-e') {
|
|
opts.env = value
|
|
} else if (name === '--stats' || name === '-s') {
|
|
opts.stats = value
|
|
} else if (name === '--coverage' || name === '-c') {
|
|
mode = 'coverage'
|
|
if (value) country = value
|
|
} else {
|
|
error('Unknown arguments ' + args[i] + '.\n\n' + USAGE)
|
|
}
|
|
}
|
|
|
|
if (!queries && !opts.config) {
|
|
if (browserslist.findConfig(process.cwd())) {
|
|
opts.path = process.cwd()
|
|
} else {
|
|
error(
|
|
'Browserslist config did not found. ' +
|
|
'Define queries or config path.' +
|
|
'\n\n' + USAGE
|
|
)
|
|
}
|
|
}
|
|
|
|
var browsers
|
|
try {
|
|
browsers = browserslist(queries, opts)
|
|
} catch (e) {
|
|
if (e.name === 'BrowserslistError') {
|
|
error(e.message)
|
|
} else {
|
|
throw e
|
|
}
|
|
}
|
|
|
|
if (mode === 'browsers') {
|
|
browsers.forEach(function (browser) {
|
|
process.stdout.write(browser + '\n')
|
|
})
|
|
} else {
|
|
var result = browserslist.coverage(browsers, country)
|
|
var round = Math.round(result * 100) / 100.0
|
|
|
|
var end = 'globally'
|
|
if (country && country !== 'global') {
|
|
end = 'in the ' + country.toUpperCase()
|
|
}
|
|
|
|
process.stdout.write(
|
|
'These browsers account for ' + round + '% of all users ' +
|
|
end + '\n')
|
|
}
|
|
}
|