init

src/cli.ts

@@ -0,0 +1,14 @@
+import {exec, execSync} from 'child_process';
+
+export function $(str: TemplateStringsArray, ...args: string[]): Promise<string> {
+	let cmd = str.reduce((acc, part, i) => acc + part + (args[i] || ''), '');
+	return new Promise((res, rej) => exec(cmd, (err, stdout, stderr) => {
+		if(err || stderr) return rej(err || stderr);
+		return res(stdout);
+	}))
+}
+
+export function $Sync(str: TemplateStringsArray, ...args: string[]): string {
+	let cmd = str.reduce((acc, part, i) => acc + part + (args[i] || ''), '');
+	return execSync(cmd, { encoding: 'utf-8' });
+}

src/index.ts

@@ -0,0 +1,2 @@
+export * from './cli';
+export * from './input';

src/input.ts

@@ -0,0 +1,49 @@
+import readline from 'node:readline';
+
+/**
+ * Retrieve input form the CLI
+ *
+ * @param {string} prompt Prepend a prompt before the cursor carrot
+ * @param {boolean} hide Hide user input (replacing with stars)
+ * @return {Promise<string>} User input
+ */
+export function ask(prompt: string, hide = false): Promise<string> {
+	const rl: any = readline.createInterface({
+		input: process.stdin,
+		output: process.stdout,
+		terminal: true
+	});
+
+	return new Promise((resolve) => {
+		if (!hide) {
+			rl.question(prompt, (answer: string) => {
+				rl.close();
+				resolve(answer);
+			});
+		} else {
+			rl.output.write(prompt);
+			let input = '';
+
+			// Listen for 'keypress' to handle masking
+			rl.input.on('keypress', (char: string, key: any) => {
+				if (key && key.name === 'return') {
+					rl.output.write('\n'); // Submit on new line
+					rl.close();
+					resolve(input);
+				} else if (key && key.name === 'backspace') {
+					if (input.length > 0) {
+						input = input.slice(0, -1);
+						rl.output.write(`\r${prompt}${input.replaceAll(/./g, '*')} \b`);
+					}
+				} else {
+					input += char;
+					rl.output.write('\b*'); // Mask the input with '*'
+				}
+			});
+
+			// Restore settings
+			rl.input.setRawMode(true);
+			rl.input.resume();
+		}
+	});
+}