var minimist = require('minimist')
var args = minimist(process.argv.slice(2), {
string: 'lang',
boolean: 'pager',
alias: { h: 'help', v: 'version' },
default: { lang: 'en' },
'--': true,
stopEarly: true, /* populate _ with first non-option */
unknown: function () { ... } /* invoked on unknown param */
});
// --lang xml --no-pager -h index.js package.json
args == {
lang: 'xml',
pager: false,
h: true,
help: true,
_: [ 'index.js', 'package.json' ]
}
Help and version
Use meow.
meow(`
Usage:
$0 FILES [options]
Options:
-h, --help print usage information
-v, --version show version info and exit
`, {
/* options */
})
Reference
- https://www.npmjs.org/package/minimist
- https://github.com/substack/minimist