uuid
Version:
RFC9562 UUIDs
71 lines (70 loc) • 1.96 kB
JavaScript
import * as assert from 'assert';
import v1 from './v1.js';
import v3 from './v3.js';
import v4 from './v4.js';
import v5 from './v5.js';
import v6 from './v6.js';
import v7 from './v7.js';
function usage() {
console.log('Usage:');
console.log(' uuid');
console.log(' uuid v1');
console.log(' uuid v3 <name> <namespace uuid>');
console.log(' uuid v4');
console.log(' uuid v5 <name> <namespace uuid>');
console.log(' uuid v6');
console.log(' uuid v7');
console.log(' uuid --help');
console.log('\nNote: <namespace uuid> may be "URL" or "DNS" to use the corresponding UUIDs defined by RFC9562');
}
const args = process.argv.slice(2);
if (args.indexOf('--help') >= 0) {
usage();
process.exit(0);
}
const version = args.shift() || 'v4';
switch (version) {
case 'v1':
console.log(v1());
break;
case 'v3': {
const name = args.shift();
let namespace = args.shift();
assert.ok(name != null, 'v3 name not specified');
assert.ok(namespace != null, 'v3 namespace not specified');
if (namespace === 'URL') {
namespace = v3.URL;
}
if (namespace === 'DNS') {
namespace = v3.DNS;
}
console.log(v3(name, namespace));
break;
}
case 'v4':
console.log(v4());
break;
case 'v5': {
const name = args.shift();
let namespace = args.shift();
assert.ok(name != null, 'v5 name not specified');
assert.ok(namespace != null, 'v5 namespace not specified');
if (namespace === 'URL') {
namespace = v5.URL;
}
if (namespace === 'DNS') {
namespace = v5.DNS;
}
console.log(v5(name, namespace));
break;
}
case 'v6':
console.log(v6());
break;
case 'v7':
console.log(v7());
break;
default:
usage();
process.exit(1);
}