typescript_cli_command_shortener_with_commander_library.ts

1import { Command } from 'commander';
2
3const program = new Command();
4
5program
6  .name('command-shortener')
7  .description('A simple CLI to demonstrate command handling')
8  .version('1.0.0');
9
10program
11  .command('shorten')
12  .description('Shorten a specific command or URL')
13  .argument('<string>', 'the string to shorten')
14  .option('-p, --prefix <char>', 'prefix for the shortened version', 's_')
15  .action((str, options) => {
16    console.log(`Original: ${str}`);
17    console.log(`Shortened version: ${options.prefix}${str.substring(0, 5)}`);
18  });
19
20program.parse();