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GeezerVison is showing github.com — CommandLine/JavaScript/3-prompt.js at master · HowProgrammingWorks/CommandLine Expand file tree/ Copy path3-prompt.jsMore file actions 34 lines (29 loc) · 598 Bytes / Copy path3-prompt.jsFile metadata and controls34 lines (29 loc) · 598 Bytes 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 'use strict'; const readline = require('node:readline'); const rl = readline.createInterface({ input: process.stdin, output: process.stdout, prompt: '> ', }); rl.prompt(); const commands = { help() { console.log('Commands:', Object.keys(commands).join(', ')); }, hello() { console.log('Hello there!'); }, exit() { rl.close(); }, }; rl.on('line', (line) => { line = line.trim(); const command = commands[line]; if (command) command(); else console.log('Unknown command'); rl.prompt(); }).on('close', () => { console.log('Bye!'); process.exit(0); }); |
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