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Send usage text to stdout if --help specified #805

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merged 1 commit into from Feb 13, 2018
Merged

Send usage text to stdout if --help specified #805

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23 changes: 17 additions & 6 deletions cli.js
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Expand Up @@ -18,13 +18,24 @@ var usage = fs.readFileSync(path.join(__dirname, 'usage.txt')).toString()

var args = common.parseCLIArgs(process.argv.slice(2))

if (!args.dir) {
// temporary fix for https://github.com/nodejs/node/issues/6456
if (process.stderr._handle && process.stderr._handle.setBlocking) {
process.stderr._handle.setBlocking(true)
// temporary fix for https://github.com/nodejs/node/issues/6456
var stdioWriters = [process.stdout, process.stderr]
stdioWriters.forEach(function (stdioWriter) {
if (stdioWriter._handle && stdioWriter._handle.setBlocking) {
stdioWriter._handle.setBlocking(true)
}
console.error(usage)
process.exit(1)
})

function printUsageAndExit (isError) {
var print = isError ? console.error : console.log
print(usage)
process.exit(isError ? 1 : 0)
}

if (args.help) {
printUsageAndExit(false)
} else if (!args.dir) {
printUsageAndExit(true)
}

packager(args, function done (err, appPaths) {
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