Project
Check --help, missing values and unknown flags without starting the main operation.
AI coding workspace
Command-line tools
Give a small command-line tool a clear contract. GeekCrest keeps argument handling, failure messages and the command’s real work in one project conversation.
● ● ●GeekCrest●
A concrete starting point · Command-line tools ×
const options = parseArgs(argv);
if (options.help) return printHelp();
if (options.unknown.length) return usageError();
return run(options);✳Build a command-line utility with a predictable argument contract.
✓ ChangesReview before applying ↗
Illustrative workspace
Review before applying
Compare actual behavior with the expected result. If a check fails, investigate it before applying more changes.
Connection
Base URL, credentials and a reachable server.
A concrete starting point
const options = parseArgs(argv);
if (options.help) return printHelp();
if (options.unknown.length) return usageError();
return run(options);