Added a unix-style argument parser

README.md

@@ -40,21 +40,37 @@ Will weaken, spoof & hack the target in a loop.
 It's recommended you run this in combination with `auto-pwn.js` to gain root & run the miner on the remote machine.
 
 ### [node-manager.js](./scripts/node-manager.js)
-Manages the specified number of nodes buying any if they don't exist.
+**RAM:** 5.70 GB
-
-It's recommended you run this from your home computer, it useses 5.6 GB of RAM.
 ```
-Usage: run node-manager.js [OPTION] LIMIT
+[home ~/]> run scripts/node-manager.js --help
+Running script with 1 thread(s), pid 128 and args: ["--help"].
+/scripts/node-manager.js: 
 
-	Limit - Limit the number of nodes the script will buy
+Buy, upgrade & manage Hacknet nodes automatically.
+
+Usage:	run node-manager.js [OPTIONS] LIMIT
+	run node-manager.js --balance 1E6 4
+	run node-manager.js --help
+
+	LIMIT			 Limit the number of nodes the manager will buy
 
 Options:
-	Help - Displays this help message
+	-b --balance=num	 Prevent spending bellow this point
-	Balance - Prevent spending bellow this point
+	-h --help		 Display help message
 ```
 
 ### [update.js](./scripts/update.js)
-Automaticlly downloads all the scripts in this repo using the in-game `wget`.
+**RAM:** 1.60 GB
 ```
-Usage: run update.js
+[home ~/]> run scripts/update.js --help
+Running script with 1 thread(s), pid 129 and args: ["--help"].
+/scripts/update.js: 
+
+Automatically update scripts from the repository using wget.
+
+Usage:	run update.js
+	run update.js --help
+
+Options:
+	-h --help		 Display help message
 ```

scripts/lib/arg-parser.js

@@ -0,0 +1,49 @@
+export class ArgParser {
+	constructor(opts) {
+		this.examples = opts.examples ?? [];
+		this.arguments = opts.args ?? [];
+		this.description = opts.desc;
+	}
+
+	parse(args) {
+		const req = this.arguments.filter(a => !a.optional);
+		const queue = [...args];
+		const parsed = {};
+		for(let i = 0; i < queue.length; i++) {
+			if(queue[i][0] != '-') continue;
+			let value = null, parse = queue[i].slice(queue[i][1] == '-' ? 2 : 1);
+			if(parse.indexOf('=')) {
+				const split = parse.split('=');
+				parse = split[0];
+				value = split[1];
+			}
+			let arg = this.arguments.find(a => a.key == parse) ?? this.arguments.find(a => a.alias == parse);
+			if(!arg) continue;
+			if(!value) value = arg.type && arg.type != 'bool' ? queue.splice(i + 1, 1)[0] : true;
+			parsed[arg.key] = value;
+			queue.splice(i, 1);
+		}
+		req.forEach((a, i) => parsed[a.key] = queue[i]);
+		queue.splice(0, req.length);
+		if(queue.length) parsed.extra = queue;
+		return parsed;
+	}
+
+	help(msg) {
+		let message = '\n\n';
+		message += msg ? msg : this.description;
+		if(this.examples.length) message += '\n\nUsage:\t' + this.examples.join('\n\t');
+		const required = this.arguments.filter(a => !a.optional);
+		if(required.length) message += '\n\n\t' + required.map(a => {
+			const padding = 3 - ~~(a.key.length / 8);
+			return `${a.key}${Array(padding).fill('\t').join('')} ${a.desc}`;
+		}).join('\n\t');
+		const optional = this.arguments.filter(a => a.optional);
+		if(optional.length) message += '\n\nOptions:\n\t' + optional.map(a => {
+			const flgs = `${a.alias ? `-${a.alias} ` : ''}--${a.key}${a.type && a.type != 'bool' ? `=${a.type}` : ''}`;
+			const padding = 3 - ~~(flgs.length / 8);
+			return `${flgs}${Array(padding).fill('\t').join('')} ${a.desc}`;
+		}).join('\n\t');
+		return `${message}\n\n`;
+	}
+}

scripts/node-manager.js

@@ -1,16 +1,11 @@
+import {ArgParser} from './scripts/lib/arg-parser';
+
 /**
  * Manages hacknet nodes, purchasing nodes to reach the desired amount.
  * Upgrades (Level, RAM, Cores & Cache) will be automatically purchased.
  */
 export async function main(ns) {
-	/**
+	ns.disableLog('ALL');
-	 * How to use this script
-	 * message - optional message to add
-	 */
-	function help(message) {
-		ns.tprint(`\n\n${!message ? '' : `${message}\n\n`}Usage: run node-manager.js [OPTION] LIMIT\n\n\tLimit - Limit the number of nodes the script will buy\n\nOptions:\n\tHelp - Displays this help message\n\tBalance - Prevent spending bellow this point\n\n`);
-		ns.exit();
-	}
 
 	/**
 	 * Print header with logs
@@ -26,24 +21,34 @@ export async function main(ns) {
 		messageHistory.forEach(m => ns.print(m));
 	}
 
+	// Initilize script arguments
+	const argParser = new ArgParser({
+		desc: 'Buy, upgrade & manage Hacknet nodes automatically.',
+		examples: [
+			'run node-manager.js [OPTIONS] LIMIT',
+			'run node-manager.js --balance 1E6 4',
+			'run node-manager.js --help',
+		],
+		args: [
+			{key: 'LIMIT', desc: 'Limit the number of nodes the manager will buy'},
+			{key: 'balance', alias: 'b', type: 'num', optional: true, desc: 'Prevent spending bellow this point'},
+			{key: 'help', alias: 'h', optional: true, desc: 'Display help message'},
+		]
+	});
+	const args = argParser.parse(ns.args);
+
+	// Check arguments
+	if(args['help']) return ns.tprint(argParser.help());
+	if(!args['LIMIT']) return ns.tprint(argParser.help('Missing LIMIT'));
+	if(isNaN(args['LIMIT'])) return ns.tprint(argParser.help('LIMIT must be a number'));
+	if(!!args['balance'] && isNaN(args['balance'])) return ns.tprint(argParser.help('LIMIT must be a number'));
+	
 	// Setup
-	ns.disableLog('ALL');
-	if(ns.args.length == 0) help('Missing number of nodes'); 
-	if(ns.args[0] == 'help') help();
 	const historyLength = 17;
 	const messageHistory = Array(historyLength).fill('');
-	let limit, savings, nodeCount = ns.hacknet.numNodes();
+	const limit = args['LIMIT'];
-
+	const savings = args['balance'] ?? 0
-	if(ns.args.length == 1) {
+	const nodeCount = ns.hacknet.numNodes();
-		if(isNaN(ns.args[0])) help('Limit must be a number');
-		limit = ns.args[0];
-		savings = 0;
-	} else if(ns.args.length == 2) {
-		if(isNaN(ns.args[1])) help('Limit must be a number');
-		limit = ns.args[1];
-		if(isNaN(ns.args[0])) help('Balance must be a number');
-		savings = ns.args[0];
-	}
 
 	log();
     while(true) {
@@ -67,25 +72,25 @@ export async function main(ns) {
 				})).map(node => { // Figure out cheapest upgrade
 					if(node.cacheCost != 0 && node.cacheCost != Infinity && node.cacheCost <= node.coreCost && node.cacheCost <= node.levelCost && node.cacheCost <= node.ramCost) {
 						node.bestUpgrade = {
-							name: 'Cache',
+							name: 'cache',
 							cost: node.cacheCost,
 							purchase: () => ns.hacknet.upgradeCache(node.index)
 						};
 					} else if(node.coreCost != 0 && node.coreCost != Infinity && node.coreCost <= node.cacheCost && node.coreCost <= node.levelCost && node.coreCost <= node.ramCost) {
 						node.bestUpgrade = {
-							name: 'Core',
+							name: 'cores',
 							cost: node.coreCost,
 							purchase: () => ns.hacknet.upgradeCore(node.index)
 						};
 					} else if(node.ramCost != 0 && node.ramCost != Infinity && node.ramCost <= node.cacheCost && node.ramCost <= node.levelCost && node.ramCost <= node.coreCost) {
 						node.bestUpgrade = {
-							name: 'RAM',
+							name: 'ram',
 							cost: node.ramCost,
 							purchase: () => ns.hacknet.upgradeRam(node.index)
 						};
 					} else {
 						node.bestUpgrade = {
-							name: 'Level',
+							name: 'level',
 							cost: node.levelCost,
 							purchase: () => ns.hacknet.upgradeLevel(node.index)
 						};
@@ -100,7 +105,7 @@ export async function main(ns) {
 			// Apply the cheapest upgrade
 			if(nodes.length && balance - nodes[0].bestUpgrade.cost >= savings) {
 				const cost = Math.round(nodes[0].bestUpgrade.cost * 100) / 100;
-				log(`Upgrading Node ${nodes[0].index} ${nodes[0].bestUpgrade.name}: $${cost}`);
+				log(`Node ${nodes[0].index} - ${nodes[0].bestUpgrade.name} ${nodes[0][nodes[0].bestUpgrade.name] + 1} - $${cost}`);
 				nodes[0].bestUpgrade.purchase();
 			}
 		}

scripts/update.js

@@ -1,7 +1,26 @@
+import {ArgParser} from './scripts/lib/arg-parser';
+
 /**
  * Automatically download all the scripts in the repository.
  */
 export async function main(ns) {
+    // Initilize script arguments
+	const argParser = new ArgParser({
+		desc: 'Automatically update scripts from the repository using wget.',
+		examples: [
+			'run update.js',
+			'run update.js --help',
+		],
+		args: [
+			{key: 'help', alias: 'h', optional: true, desc: 'Display help message'},
+		]
+	});
+	const args = argParser.parse(ns.args);
+
+	// Check arguments
+	if(args['help']) return ns.tprint(argParser.help());
+
+    // Setup
     const src = 'https://gitlab.zakscode.com/ztimson/BitBurner/-/raw/develop/scripts/';
     const dist = '/scripts/';
     const fileList = [