feat!: re-write to TypeScript

Co-authored-by: Evo <85353424+EvolutionX-10@users.noreply.github.com>

.prettierignore

@@ -1,2 +1,3 @@
 .github/
-CHANGELOG.md
+CHANGELOG.md
+dist/

package-lock.json

@@ -18,14 +18,15 @@
 				"undici": "^5.6.1"
 			},
 			"bin": {
-				"sern": "src/index.js"
+				"sern": "dist/index.js"
 			},
 			"devDependencies": {
 				"@favware/npm-deprecate": "1.0.5",
 				"@types/prompts": "2.0.14",
-				"prettier": "2.7.1"
+				"prettier": "2.7.1",
+				"typescript": "4.7.4"
 			},
-			"peerDependencies": {
+			"engines": {
 				"node": ">= 16.10.x"
 			}
 		},
@@ -806,9 +807,9 @@
 			}
 		},
 		"node_modules/lru-cache": {
-			"version": "7.13.1",
-			"resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-7.13.1.tgz",
-			"integrity": "sha512-CHqbAq7NFlW3RSnoWXLJBxCWaZVBrfa9UEHId2M3AW8iEBurbqduNexEUCGc3SHc6iCYXNJCDi903LajSVAEPQ==",
+			"version": "7.14.0",
+			"resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-7.14.0.tgz",
+			"integrity": "sha512-EIRtP1GrSJny0dqb50QXRUNBxHJhcpxHC++M5tD7RYbvLLn5KVWKsbyswSSqDuU15UFi3bgTQIY8nhDMeF6aDQ==",
 			"dev": true,
 			"engines": {
 				"node": ">=12"
@@ -1009,28 +1010,6 @@
 				"node": ">= 0.6"
 			}
 		},
-		"node_modules/node": {
-			"version": "18.7.0",
-			"resolved": "https://registry.npmjs.org/node/-/node-18.7.0.tgz",
-			"integrity": "sha512-h5wBtW3jnRfJzAfKldQ3lp9V8EOmbS9EHg00nUlUWWVeMtX8NGyaYB3L+AnPAGNjgWSPPDHcsqJAwlysyGiZ0g==",
-			"hasInstallScript": true,
-			"peer": true,
-			"dependencies": {
-				"node-bin-setup": "^1.0.0"
-			},
-			"bin": {
-				"node": "bin/node"
-			},
-			"engines": {
-				"npm": ">=5.0.0"
-			}
-		},
-		"node_modules/node-bin-setup": {
-			"version": "1.1.0",
-			"resolved": "https://registry.npmjs.org/node-bin-setup/-/node-bin-setup-1.1.0.tgz",
-			"integrity": "sha512-pTeU6NgUrexiLNtd+AKwvg6cngHMvj5FZ5e2bbv2ogBSIc9yhkXSSaTScfSRZnwHIh5YFmYSYlemLWkiKD7rog==",
-			"peer": true
-		},
 		"node_modules/node-fetch": {
 			"version": "2.6.7",
 			"resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.7.tgz",
@@ -1605,10 +1584,23 @@
 			"integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw==",
 			"dev": true
 		},
+		"node_modules/typescript": {
+			"version": "4.7.4",
+			"resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
+			"integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==",
+			"dev": true,
+			"bin": {
+				"tsc": "bin/tsc",
+				"tsserver": "bin/tsserver"
+			},
+			"engines": {
+				"node": ">=4.2.0"
+			}
+		},
 		"node_modules/undici": {
-			"version": "5.8.0",
-			"resolved": "https://registry.npmjs.org/undici/-/undici-5.8.0.tgz",
-			"integrity": "sha512-1F7Vtcez5w/LwH2G2tGnFIihuWUlc58YidwLiCv+jR2Z50x0tNXpRRw7eOIJ+GvqCqIkg9SB7NWAJ/T9TLfv8Q==",
+			"version": "5.10.0",
+			"resolved": "https://registry.npmjs.org/undici/-/undici-5.10.0.tgz",
+			"integrity": "sha512-c8HsD3IbwmjjbLvoZuRI26TZic+TSEe8FPMLLOkN1AfYRhdjnKBU6yL+IwcSCbdZiX4e5t0lfMDLDCqj4Sq70g==",
 			"engines": {
 				"node": ">=12.18"
 			}
@@ -2263,9 +2255,9 @@
 			}
 		},
 		"lru-cache": {
-			"version": "7.13.1",
-			"resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-7.13.1.tgz",
-			"integrity": "sha512-CHqbAq7NFlW3RSnoWXLJBxCWaZVBrfa9UEHId2M3AW8iEBurbqduNexEUCGc3SHc6iCYXNJCDi903LajSVAEPQ==",
+			"version": "7.14.0",
+			"resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-7.14.0.tgz",
+			"integrity": "sha512-EIRtP1GrSJny0dqb50QXRUNBxHJhcpxHC++M5tD7RYbvLLn5KVWKsbyswSSqDuU15UFi3bgTQIY8nhDMeF6aDQ==",
 			"dev": true
 		},
 		"make-fetch-happen": {
@@ -2416,21 +2408,6 @@
 			"integrity": "sha512-+EUsqGPLsM+j/zdChZjsnX51g4XrHFOIXwfnCVPGlQk/k5giakcKsuxCObBRu6DSm9opw/O6slWbJdghQM4bBg==",
 			"dev": true
 		},
-		"node": {
-			"version": "18.7.0",
-			"resolved": "https://registry.npmjs.org/node/-/node-18.7.0.tgz",
-			"integrity": "sha512-h5wBtW3jnRfJzAfKldQ3lp9V8EOmbS9EHg00nUlUWWVeMtX8NGyaYB3L+AnPAGNjgWSPPDHcsqJAwlysyGiZ0g==",
-			"peer": true,
-			"requires": {
-				"node-bin-setup": "^1.0.0"
-			}
-		},
-		"node-bin-setup": {
-			"version": "1.1.0",
-			"resolved": "https://registry.npmjs.org/node-bin-setup/-/node-bin-setup-1.1.0.tgz",
-			"integrity": "sha512-pTeU6NgUrexiLNtd+AKwvg6cngHMvj5FZ5e2bbv2ogBSIc9yhkXSSaTScfSRZnwHIh5YFmYSYlemLWkiKD7rog==",
-			"peer": true
-		},
 		"node-fetch": {
 			"version": "2.6.7",
 			"resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.7.tgz",
@@ -2824,10 +2801,16 @@
 			"integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw==",
 			"dev": true
 		},
+		"typescript": {
+			"version": "4.7.4",
+			"resolved": "https://registry.npmjs.org/typescript/-/typescript-4.7.4.tgz",
+			"integrity": "sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==",
+			"dev": true
+		},
 		"undici": {
-			"version": "5.8.0",
-			"resolved": "https://registry.npmjs.org/undici/-/undici-5.8.0.tgz",
-			"integrity": "sha512-1F7Vtcez5w/LwH2G2tGnFIihuWUlc58YidwLiCv+jR2Z50x0tNXpRRw7eOIJ+GvqCqIkg9SB7NWAJ/T9TLfv8Q=="
+			"version": "5.10.0",
+			"resolved": "https://registry.npmjs.org/undici/-/undici-5.10.0.tgz",
+			"integrity": "sha512-c8HsD3IbwmjjbLvoZuRI26TZic+TSEe8FPMLLOkN1AfYRhdjnKBU6yL+IwcSCbdZiX4e5t0lfMDLDCqj4Sq70g=="
 		},
 		"unique-filename": {
 			"version": "1.1.1",

package.json

@@ -2,15 +2,17 @@
 	"name": "@sern/cli",
 	"version": "0.4.2",
 	"description": "Official CLI for @sern/handler",
-	"exports": "./src/index.js",
+	"exports": "./dist/index.js",
 	"bin": {
-		"sern": "./src/index.js"
+		"sern": "./dist/index.js"
 	},
 	"type": "module",
 	"scripts": {
 		"test": "echo \"Error: no test specified\" && exit 1",
 		"format": "prettier --check .",
-		"fix": "prettier --write ."
+		"fix": "prettier --write .",
+		"build": "tsc",
+		"watch": "tsc --watch"
 	},
 	"repository": {
 		"type": "git",
@@ -41,7 +43,8 @@
 	"devDependencies": {
 		"@favware/npm-deprecate": "1.0.5",
 		"@types/prompts": "2.0.14",
-		"prettier": "2.7.1"
+		"prettier": "2.7.1",
+		"typescript": "4.7.4"
 	},
 	"engines": {
 		"node": ">= 16.10.x"

src/commands/extra.ts

@@ -1,7 +1,6 @@
-import prompts from 'prompts';
+import prompt from 'prompts';
 import { extraPrompt } from '../prompts/extra.js';
 import { create } from '../utilities/create.js';
-const { prompt } = prompts;
 
 export async function extra() {
 	const extra = await prompt([extraPrompt]);

src/commands/help.ts

@@ -1,19 +1,18 @@
-import { cyanBright, green, yellowBright } from 'colorette';
+import { cyanBright, green, magentaBright } from 'colorette';
 
 export function help() {
-	return `              
+	return `
   ___  ___ _ __ _ __  
  / __|/ _ \\ '__| '_ \\ 
  \\__ \\  __/ |  | | | |
  |___/\\___|_|  |_| |_|
-                     
+
  Welcome!
- If you're new to ${cyanBright('sern')}, run ${yellowBright(
+ If you're new to ${cyanBright('sern')}, run ${magentaBright(
 		'sern init'
 	)} for an interactive setup to your new bot project!
  
  ${green(
 		`If you have any ideas, suggestions, bug reports, kindly join our support server: https://discord.gg/xzK5fUKT4r`
- )}                     
-`;
+ )}`;
 }

src/commands/init.ts

@@ -1,36 +1,32 @@
-import prompts from 'prompts';
-import ora from 'ora';
 import { greenBright, redBright } from 'colorette';
 import { execa } from 'execa';
 import { findUp } from 'find-up';
+import ora from 'ora';
+import prompt from 'prompts';
 import {
 	cmds_dir,
+	gitInit,
 	lang,
 	main_dir,
-	gitInit,
-	which_manager,
-	skip_install_dep,
 	name,
+	skip_install_dep,
+	which_manager,
 } from '../prompts/init.js';
 
-import { npm } from '../utilities/npm.js';
-import { cloneRepo, installDeps } from '../utilities/install.js';
-import { editDirs, editMain } from '../utilities/edits.js';
 import { writeFile } from 'fs/promises';
-const { prompt } = prompts;
+import { editDirs, editMain } from '../utilities/edits.js';
+import { cloneRepo, installDeps } from '../utilities/install.js';
+import { npm } from '../utilities/npm.js';
+import type { PackageManagerChoice } from '../utilities/types.js';
 
-/**
- * @param {{ y: string; sync: string; }} flags
- */
-export async function init(flags) {
-	let data;
-	let git_init;
-	let pm;
+export async function init(flags: Flags) {
+	let data: PromptData;
+	let git_init = true; // the default;
+	let pm = flags.sync ? undefined : flags.y ? 'npm' : await npm();
 
 	if (flags.y) {
 		const projectName = await prompt([name]);
 		git_init = true;
-		pm = 'npm';
 		data = {
 			name: projectName.name,
 			lang: 'typescript',
@@ -38,12 +34,12 @@ export async function init(flags) {
 			cmds_dir: 'commands',
 		};
 	} else if (flags.sync) {
-		data = await prompt([lang, main_dir, cmds_dir]);
+		data = (await prompt([lang, main_dir, cmds_dir])) as PromptData;
 	} else {
-		data = await prompt([name, lang, main_dir, cmds_dir]);
+		data = (await prompt([name, lang, main_dir, cmds_dir])) as PromptData;
 		git_init = (await prompt([gitInit])).gitinit;
-		pm = await npm();
 	}
+
 	const language = data.lang === 'javascript-esm' ? 'javascript' : data.lang;
 	const config = {
 		language,
@@ -68,9 +64,7 @@ export async function init(flags) {
 
 	if (!pkg) throw new Error('No package.json found!');
 
-	if (pkg) {
-		await writeFile(pkg.replace('package.json', 'sern.config.json'), file);
-	}
+	await writeFile(pkg.replace('package.json', 'sern.config.json'), file);
 
 	if (flags.sync) {
 		console.log('Project was successfully synced!');
@@ -79,14 +73,14 @@ export async function init(flags) {
 
 	git_init ? await git(data) : console.log(`Skipping git init...\n`);
 
-	let choice;
+	let choice: PackageManagerChoice;
 
 	if (pm === 'both') {
-		const chosen = await prompt([which_manager]);
-		choice = chosen.manager;
+		choice = (await prompt([which_manager])).manager;
 	} else {
-		const chosen = await prompt([skip_install_dep]);
-		choice = chosen.skip_install_dep ? pm : 'skip';
+		choice = (
+			(await prompt([skip_install_dep])).skip_install_dep ? pm : 'skip'
+		) as PackageManagerChoice;
 	}
 
 	await installDeps(choice, data.name);
@@ -97,11 +91,8 @@ export async function init(flags) {
 	process.exit(0);
 }
 
-/**
- * It initializes git
- * @param data - The data object that contains the name of the project.
- */
-async function git(data) {
+/** It initializes git */
+async function git(data: Data) {
 	const spin = ora({
 		text: 'Initializing git...',
 		spinner: 'aesthetic',
@@ -122,13 +113,24 @@ async function git(data) {
 	spin.succeed('Git initialized!');
 }
 
-/**
- * Wait for a specified number of milliseconds, then return a promise that resolves to undefined.
- * @param {number} ms - The number of milliseconds to wait.
- * @returns A function that takes a single argument, ms, and returns a promise that resolves after ms
- * milliseconds.
- */
-async function wait(ms) {
+/**  Wait for a specified number of milliseconds, then return a promise that resolves to undefined. */
+async function wait(ms: number) {
 	const wait = (await import('util')).promisify(setTimeout);
 	return wait(ms);
 }
+
+interface Data {
+	name: string;
+}
+
+interface Flags {
+	y: boolean;
+	sync: boolean;
+}
+
+interface PromptData {
+	name: string;
+	lang: 'typescript' | 'javascript' | 'javascript-esm';
+	main_dir: string;
+	cmds_dir: string;
+}

src/commands/plugins.ts

@@ -1,19 +1,15 @@
 import { pluginsQ } from '../prompts/plugin.js';
-import prompts from 'prompts';
+import prompt from 'prompts';
 import { fetch } from 'undici';
 import fs from 'fs';
 import { greenBright } from 'colorette';
 import { fromCwd } from '../utilities/fromCwd.js';
-const { prompt } = prompts;
 
 /**
  * Installs plugins to project
  */
 export async function plugins() {
-	/**
-	 * @type {string[]}
-	 */
-	const e = (await prompt([await pluginsQ()])).list;
+	const e: string[] = (await prompt([await pluginsQ()])).list;
 	if (!e) process.exit(1);
 
 	for await (const url of e) {
@@ -27,11 +23,7 @@ export async function plugins() {
 	);
 }
 
-/**
- * @param {string} url
- * @returns File
- */
-async function download(url) {
+async function download(url: string) {
 	const data = await fetch(url, { method: 'GET' })
 		.then((res) => res.text())
 		.catch(() => null);

src/prompts/extra.ts

@@ -1,4 +1,6 @@
-export const extraPrompt = {
+import type { PromptObject } from 'prompts';
+
+export const extraPrompt: PromptObject = {
 	message: 'What extra feature do you want to add?',
 	name: 'extra',
 	type: 'select',

src/prompts/init.ts

@@ -1,6 +1,7 @@
 import { blueBright } from 'colorette';
+import type { PromptObject } from 'prompts';
 
-export const lang = {
+export const lang: PromptObject = {
 	message: 'What language do you want the project to be in?',
 	name: 'lang',
 	type: 'select',
@@ -23,40 +24,37 @@ export const lang = {
 	],
 };
 
-export const main_dir = {
+export const main_dir: PromptObject = {
 	message: 'What is the main directory of your project?',
 	name: 'main_dir',
 	type: 'text',
 	initial: 'src',
 };
 
-export const cmds_dir = {
+export const cmds_dir: PromptObject = {
 	message: 'What is the directory of your commands?',
 	name: 'cmds_dir',
 	type: 'text',
 	initial: 'commands',
-	validate: (/** @type {string} */ dir) =>
+	validate: (dir: string) =>
 		dir === 'src' ? 'You can not use src as a directory' : true,
 };
 
-/**
- * @type {import('prompts').PromptObject}
- */
-export const npmInit = {
+export const npmInit: PromptObject = {
 	name: 'npm_init',
 	type: 'confirm',
 	message: `Do you want ${blueBright('me')} to initialize npm?`,
 	initial: true,
 };
 
-export const gitInit = {
+export const gitInit: PromptObject = {
 	name: 'gitinit',
 	type: 'confirm',
 	message: `Do you want to ${blueBright('me')} to initialize git?`,
 	initial: true,
 };
 
-export const which_manager = {
+export const which_manager: PromptObject = {
 	message: `Which manager do you want to use?`,
 	name: 'manager',
 	type: 'select',
@@ -80,21 +78,18 @@ export const which_manager = {
 	],
 };
 
-export const skip_install_dep = {
+export const skip_install_dep: PromptObject = {
 	name: 'skip_install_dep',
 	type: 'confirm',
 	message: `Do you want ${blueBright('me')} to install dependencies?`,
 	initial: false,
 };
 
-/**
- * @type {import('prompts').PromptObject}
- */
-export const name = {
+export const name: PromptObject = {
 	message: 'What is your project name?',
 	name: 'name',
 	type: 'text',
-	validate: (/**@type {string}*/ name) =>
+	validate: (name: string) =>
 		name.match('^(?:@[a-z0-9-*~][a-z0-9-*._~]*/)?[a-z0-9-~][a-z0-9-._~]*$')
 			? true
 			: 'Invalid name',

src/prompts/plugin.ts

@@ -1,7 +1,8 @@
+import type { Choice, PromptObject } from 'prompts';
 import { fetch } from 'undici';
 import { getLang } from '../utilities/getLang.js';
 
-function upperCase(string) {
+function upperCase(string: string | null) {
 	if (string === null) {
 		console.error('Lang property not found!');
 		process.exit(0);
@@ -9,24 +10,24 @@ function upperCase(string) {
 	return string === 'typescript' ? 'TypeScript' : 'JavaScript';
 }
 
-async function gimmechoices() {
+async function gimmechoices(): Promise<Choice[]> {
 	const lang = upperCase(await getLang().catch(() => null));
 
 	const link = `https://api.github.com/repos/sern-handler/awesome-plugins/contents/${lang}`;
 
 	const resp = await fetch(link).catch(() => null);
-	if (!resp) return { title: 'No plugins found!', value: '', disabled: true };
+	if (!resp)
+		return [{ title: 'No plugins found!', value: '', disabled: true }];
 
-	const data = await resp.json();
-	return data.map(
-		(/** @type {{ name: string; download_url: string; }} */ e) => ({
-			title: e.name,
-			value: e.download_url,
-		})
-	);
+	const data = (await resp.json()) as Data[];
+	const choices = data.map((e) => ({
+		title: e.name,
+		value: e.download_url,
+	}));
+	return choices;
 }
 
-export async function pluginsQ() {
+export async function pluginsQ(): Promise<PromptObject> {
 	return {
 		name: 'list',
 		type: 'autocompleteMultiselect',
@@ -35,3 +36,8 @@ export async function pluginsQ() {
 		min: 1,
 	};
 }
+
+interface Data {
+	name: string;
+	download_url: string;
+}

src/utilities/create.ts

@@ -1,7 +1,7 @@
 import { URL, fileURLToPath } from 'url';
 import { resolve, dirname } from 'node:path';
 import { readFile, mkdir, writeFile } from 'fs/promises';
-const root = new URL('../', import.meta.url);
+const root = new URL('../../', import.meta.url);
 
 const templates = new URL('./templates/', root);
 const extraURL = new URL('./extra/', templates);
@@ -9,13 +9,17 @@ const extraFolder = fileURLToPath(extraURL);
 
 /**
  * It creates a file with the name `name.lang.sern` in the `location` directory
- * @param {string} name - The name of the file.
- * @param {string} lang - The language you want to use.
- * @param {string} location - The location of the file to be created.
- * @param {boolean} no_ext - If true, the file will be created without an extension.
- * @returns File
+ * @param  name - The name of the file.
+ * @param  lang - The language you want to use.
+ * @param  location - The location of the file to be created.
+ * @param  no_ext - If true, the file will be created without an extension.
  */
-export async function create(name, lang, location, no_ext) {
+export async function create(
+	name: string,
+	lang: string,
+	location: string,
+	no_ext: boolean
+) {
 	const file = `${name}.${lang}.sern`;
 
 	const target = no_ext
@@ -27,10 +31,10 @@ export async function create(name, lang, location, no_ext) {
 
 /**
  * It reads a file from a template folder, and writes it to a target folder
- * @param {string} template - The name of the file to be created.
- * @param {string} target - The location of the file to be created.
+ * @param template - The name of the file to be created.
+ * @param target - The location of the file to be created.
  */
-async function createFile(template, target) {
+async function createFile(template: string, target: string) {
 	const location = `${extraFolder}${template}`;
 
 	const file = await readFile(location, 'utf8');
@@ -40,11 +44,11 @@ async function createFile(template, target) {
 
 /**
  * It creates a directory recursively, then writes a file to it
- * @param {string} target - The path to the file you want to write to.
- * @param {string} data - The data to write to the file.
+ * @param target - The path to the file you want to write to.
+ * @param data - The data to write to the file.
  * @returns A promise that resolves to the result of the writeFile function.
  */
-async function writeFileRecursive(target, data) {
+async function writeFileRecursive(target: string, data: string) {
 	const resolvedTarget = resolve(target);
 	const dir = dirname(resolvedTarget);
 

src/utilities/edits.ts

@@ -5,13 +5,12 @@ import { fromCwd } from './fromCwd.js';
 /**
  * It takes a string, finds the package.json file in the directory of the string, and changes the name
  * of the package.json file to the string.
- * @param {string} name - The name of the project.
- * @returns A promise.
+ * @param name - The name of the project.
  */
-export async function editMain(name) {
-	const pjLocation = await findUp('package.json', {
+export async function editMain(name: string) {
+	const pjLocation = (await findUp('package.json', {
 		cwd: fromCwd('/' + name),
-	});
+	})) as string;
 
 	const output = JSON.parse(await readFile(pjLocation, 'utf8'));
 	if (!output) throw new Error("Can't read your package.json.");
@@ -24,36 +23,35 @@ export async function editMain(name) {
 /**
  * It renames the `src` and `commands` directories, and edits the `index.ts` file to reflect the
  * changes
- * @param {string} srcName - The name of the folder that will contain your main files.
- * @param {string} cmds_dirName - The name of the directory where your commands will be stored.
- * @param {string} name - The name of the folder you want to edit.
- * @param {'javascript' | 'typescript'} lang - The language you want to use.
- * @returns void
+ * @param srcName - The name of the folder that will contain your main files.
+ * @param cmds_dirName - The name of the directory where your commands will be stored.
+ * @param name - The name of the folder you want to edit.
+ * @param lang - The language you want to use.
  */
 export async function editDirs(
-	srcName,
-	cmds_dirName,
-	name,
-	lang = 'typescript'
+	srcName: string,
+	cmds_dirName: string,
+	name: string,
+	lang: 'javascript' | 'typescript' | 'javascript-esm' = 'typescript'
 ) {
-	const path = await findUp('src', {
+	const path = (await findUp('src', {
 		cwd: fromCwd(name),
 		type: 'directory',
-	});
+	})) as string;
 
 	const ext = lang === 'typescript' ? 'ts' : 'js';
 
 	const newMainDir = path?.replace('src', srcName);
 	await rename(path, newMainDir);
 
-	const cmdsPath = await findUp('commands', {
+	const cmdsPath = (await findUp('commands', {
 		cwd: fromCwd(name, srcName),
 		type: 'directory',
-	});
+	})) as string;
 
-	const index = await findUp(`index.${ext}`, {
+	const index = (await findUp(`index.${ext}`, {
 		cwd: fromCwd(name, srcName),
-	});
+	})) as string;
 
 	const newCmdsPath = cmdsPath?.replace('commands', cmds_dirName);
 	await rename(cmdsPath, newCmdsPath);

src/utilities/fromCwd.ts

@@ -1,8 +1,5 @@
 import path from 'path';
 
-/**
- * @param {string[]} dir
- */
-export function fromCwd(...dir) {
+export function fromCwd(...dir: string[]) {
 	return path.join(...[process.cwd(), ...dir]);
 }

src/utilities/getLang.ts

@@ -3,9 +3,9 @@ import { readFile } from 'node:fs/promises';
 
 /**
  * It finds the sern.config.json file, reads it, and returns the language property
- * @returns {Promise<string>} The language of the project.
+ * @returns The language of the project.
  */
-export async function getLang() {
+export async function getLang(): Promise<'typescript' | 'javascript'> {
 	const sernLocation = await findUp('sern.config.json');
 
 	if (!sernLocation) throw new Error("Can't find sern.config.json");

src/utilities/install.ts

@@ -1,18 +1,18 @@
-import { execa } from 'execa';
 import { redBright } from 'colorette';
-import fs from 'fs';
-import path from 'path';
-import { readFile } from 'fs/promises';
+import { execa } from 'execa';
 import { findUp } from 'find-up';
+import fs from 'fs';
+import { readFile } from 'fs/promises';
 import ora from 'ora';
+import path from 'path';
+import type { PackageManagerChoice } from './types';
 
 /**
  * It installs dependencies from a package.json file
- * @param {'skip' | 'npm' | 'yarn'} choice - The package manager to use.
- * @param {string} name - The name of the project
- * @returns a promise.
+ * @param choice - The package manager to use.
+ * @param name - The name of the project
  */
-export async function installDeps(choice, name) {
+export async function installDeps(choice: PackageManagerChoice, name: string) {
 	const pkg = await findUp('package.json', {
 		cwd: process.cwd() + '/' + name,
 	});
@@ -44,10 +44,10 @@ export async function installDeps(choice, name) {
 
 /**
  * Clone the repo, copy the files from the repo to the new project directory, and delete the repo
- * @param {string} lang - The language of the template
- * @param {string} name - The name of the project
+ * @param lang - The language of the template
+ * @param name - The name of the project
  */
-export async function cloneRepo(lang, name) {
+export async function cloneRepo(lang: string, name: string) {
 	await execa('git', [
 		'clone',
 		`https://github.com/sern-handler/templates.git`,
@@ -60,13 +60,13 @@ export async function cloneRepo(lang, name) {
  * If the source is a directory, create the destination directory and then recursively copy the
  * contents of the source directory to the destination directory. If the source is not a directory,
  * copy the source file to the destination file
- * @param {string} src - The source path.
- * @param {string} dest - The destination folder where the files will be copied to.
+ * @param src - The source path.
+ * @param dest - The destination folder where the files will be copied to.
  */
-export function copyRecursiveSync(src, dest) {
+export function copyRecursiveSync(src: string, dest: string) {
 	const exists = fs.existsSync(src);
 
-	const stats = exists && fs.statSync(src);
+	const stats = (exists && fs.statSync(src)) as fs.Stats;
 
 	const isDirectory = exists && stats.isDirectory();
 	if (isDirectory) {
@@ -82,8 +82,3 @@ export function copyRecursiveSync(src, dest) {
 		fs.copyFileSync(src, dest);
 	}
 }
-
-// async function wait(ms) {
-// 	const wait = (await import('util')).promisify(setTimeout);
-// 	return wait(ms);
-// }

src/utilities/types.ts

@@ -0,0 +1 @@
+export type PackageManagerChoice = 'skip' | 'npm' | 'yarn';

tsconfig.json

@@ -1,17 +1,18 @@
 {
 	"compilerOptions": {
-		"target": "ES2022",
+		"target": "ESNext",
 		"module": "ESNext",
-		"moduleResolution": "NodeNext",
-		"lib": ["es2017", "dom"],
-		"allowJs": true,
-		"checkJs": true,
-		"noEmit": true,
-		"strict": false,
-		"noImplicitThis": true,
-		"alwaysStrict": true,
+		"moduleResolution": "Node",
+		"outDir": "dist",
+		"rootDir": "src",
+		"declaration": true,
+		"declarationMap": true,
+		"strict": true,
 		"esModuleInterop": true,
-		"resolveJsonModule": true
-	},
-	"include": ["test", "src"]
+		"noImplicitAny": true,
+		"strictNullChecks": true,
+		"importsNotUsedAsValues": "error",
+		"skipLibCheck": true,
+		"forceConsistentCasingInFileNames": true
+	}
 }