Command Line ArgsQuick Start

Quick Start

Get started with @visulima/command-line-args.

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Quick Start

Basic Parsing

import { parseArgs } from "@visulima/command-line-args";

const options = parseArgs([
    { name: "file", alias: "f", type: String },
    { name: "verbose", alias: "v", type: Boolean },
]);

// node script.js --file input.txt -v
// { file: "input.txt", verbose: true }

With Types

const options = parseArgs([
    { name: "count", type: Number },
    { name: "name", type: String },
    { name: "flag", type: Boolean },
]);

// node script.js --count 42 --name "Test" --flag
// { count: 42, name: "Test", flag: true }

Multiple Values

const options = parseArgs([
    { name: "include", type: String, multiple: true },
]);

// node script.js --include src --include lib
// { include: ["src", "lib"] }

Default Values

const options = parseArgs([
    { name: "port", type: Number, defaultValue: 3000 },
]);

// node script.js
// { port: 3000 }
Support

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