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x/cliffy/examples/flags/error_handling.ts

Command line framework for deno 🦕 Including Commandline-Interfaces, Prompts, CLI-Table, Arguments Parser and more...
c4spar/deno-cliffy
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#!/usr/bin/env -S deno run
import { parseFlags, ValidationError } from "../../flags/mod.ts";
try {  const flags = parseFlags(Deno.args, {    flags: [{      name: "debug",    }],  });  console.log(flags);} catch (error) {  // Command validation error.  if (error instanceof ValidationError) {    console.log("[VALIDATION_ERROR] %s", error.message);    Deno.exit(1);  }  // General error or invalid configuration.  throw error;}