update with eslint rules

.eslintrc.json

@@ -1,13 +1,16 @@
 {
-	"extends": "eslint:recommended",
-	"env": {
-		"node": true,
-		"es6": true
-	},
+
+	"extends": [
+		"eslint:recommended",
+		"plugin:@typescript-eslint/recommended"
+	],
+	"parser": "@typescript-eslint/parser",
 	"parserOptions": {
-		"ecmaVersion": 2021,
-		"sourceType": "module"
-	},
+        "project": ["./tsconfig.json"]
+    },
+	"plugins": [
+		"@typescript-eslint"
+	],
 	"rules": {
         "arrow-spacing": ["warn", { "before": true, "after": true }],
 		"brace-style": ["error"],

package.json

@@ -5,7 +5,8 @@
   "main": "src/index.js",
   "scripts": {
     "main": "tsc && node ./dist/src/index.js",
-    "debug": "tsnd --respawn ./src/index.ts"
+    "debug": "tsnd --respawn ./src/index.ts",
+    "lint": "npx eslint src"
   },
   "repository": {
     "type": "git",
@@ -19,8 +20,10 @@
     "discord.js": "^13.8.1"
   },
   "devDependencies": {
+    "@typescript-eslint/eslint-plugin": "^5.30.7",
+    "@typescript-eslint/parser": "^5.30.7",
     "dotenv": "^16.0.1",
-    "eslint": "^8.13.0",
+    "eslint": "^8.20.0",
     "ts-node-dev": "^2.0.0",
     "typescript": "^4.7.4"
   },

src/commands/loader.ts

@@ -4,7 +4,7 @@ import { Client } from 'discord.js';
 import { readdir } from 'fs/promises';
 
 export default async (client: Client) => {
-	const rest = new REST({ version: '9' }).setToken(client.token!);
+	const rest = new REST({ version: '9' }).setToken(client.token ?? '');
 
 	const command_categories = (await readdir('./src/commands'))
 		.filter(element => !element.endsWith('.js'));
@@ -32,7 +32,7 @@ export default async (client: Client) => {
 		)
 	).flat(2);
 
-	return await rest.put(Routes.applicationCommands(client.user!.id), {
+	return await rest.put(Routes.applicationCommands(client.user?.id ?? ''), {
 		body: commands,
 	});
 };

src/events/loader.ts

@@ -17,7 +17,7 @@ export default async (client: Client) => {
 				);
 
 				// Remove .js
-				let event_type_ext = event_file.split('.');
+				const event_type_ext = event_file.split('.');
 				if (event_type_ext.pop() !== 'js') {
 					throw `Unknown file in ${event_category}: ${event_file}`;
 				}

src/index.ts

@@ -15,7 +15,7 @@ const run = async () => {
 		.then(async client => {
 			console.log('Client ✅');
 			await loadEvents(client)
-				.then(_ => console.log('Events ✅'))
+				.then(() => console.log('Events ✅'))
 				.catch(() => {
 					throw 'Events ❌';
 				});
@@ -23,14 +23,14 @@ const run = async () => {
 			await client.login(client.config.token_discord);
 
 			await loadCommands(client)
-				.then(_ => console.log('Commands ✅'))
+				.then(() => console.log('Commands ✅'))
 				.catch(() => {
 					throw 'Commands ❌';
 				});
 
-			console.log(`Botanique "${client.user!.username}" ${client.config.version} started!`);
+			console.log(`Botanique "${client.user?.username}" ${client.config.version} started!`);
 		})
-		.catch(_ => {
+		.catch(() => {
 			throw 'Client ❌';
 		});
 };

src/utils/client.ts

@@ -4,16 +4,20 @@ import { SlashCommandBuilder } from '@discordjs/builders';
 
 const { version } = JSON.parse(readFileSync('./package.json').toString());
 
-declare module "discord.js" {
+declare module 'discord.js' {
+    // eslint-disable-next-line no-shadow
     export interface Client {
 		config: {
-			version: any,
-			token_discord: any
+			version: string,
+			token_discord: string | undefined
 		},
-		commands: Collection<string, {
-			data: SlashCommandBuilder,
-			interaction: (interaction: CommandInteraction, client: Client) => any
-		}>
+		commands: Collection<
+			string,
+			{
+				data: SlashCommandBuilder,
+				interaction: (interaction: CommandInteraction, client: Client) => unknown
+			}
+		>
     }
 }