[CLI.mjs] A CLI template for Node.js #template

CLI.mjs

#!/usr/bin/env node

// Requires Ansi.mjs, which can be found here: https://gist.github.com/8c0bb5e172438b6e62dd48587cfeba84#file-ansi-mjs

import a from './Ansi.mjs';

// 1: Setup
const settings = {
	program_name: "",
	version: "v0.1",
	description: ""
};

// 2: CLI Argument Parsing
let args = process.argv.slice(2); // Slice out the node binary name and the filename
let extras = [];
for(let i = 0; i < args.length; i++) {
	if(!args[i].startsWith("-")) {
		extras.push(args[i]);
		continue;
	}
	
	switch(args[i]) {
		case "--help":
		case "-h":
			console.log(`${settings.program_name}, ${settings.version}
	${a.locol}By Starbeamrainbowlabs${a.reset}

${a.hicol}This program ${settings.description}.${a.reset}

${a.fblue}${a.hicol}Usage:${a.reset}
	node ${process.argv[1]}

${a.fblue}${a.hicol}Options:${a.reset}
	${a.fyellow}-h	--help		${a.reset}Show this message
	${a.fyellow}-v	--version	${a.reset}Show the version of this program

${a.fblue}${a.hicol}Environment Variables:${a.reset}
	(none yet)
`);
			process.exit();
			break;
		
		case "--version":
		case "-v":
			console.log(settings.version);
			break;
		
		// Add more arguments here
	}
}

// 3: Environment Variable Parsing

// process.env.XYZ

// 4: Run

run(settings);

// 5: Cleanup