diff --git a/examples/ping.ts b/examples/ping.ts
index ceda14a..3abf318 100644
--- a/examples/ping.ts
+++ b/examples/ping.ts
@@ -16,23 +16,23 @@ client.on("messageCreate", (msg: Message) => {
 console.log("discord.deno - ping example");
 
 const token = prompt("Input Bot Token:");
-if (!token) {
+if (token === null) {
     console.log("No token provided");
     Deno.exit();
 }
 
 const intents = prompt("Input Intents (0 = All, 1 = Presence, 2 = Server Members, 3 = None):");
-if (!intents || !["0", "1", "2", "3"].includes(intents)) {
+if (intents === null || !["0", "1", "2", "3"].includes(intents)) {
     console.log("No intents provided");
     Deno.exit();
 }
 
 let ints;
-if (intents == "0") {
+if (intents === "0") {
     ints = Intents.All;
-} else if (intents == "1") {
+} else if (intents === "1") {
     ints = Intents.Presence;
-} else if (intents == "2") {
+} else if (intents === "2") {
     ints = Intents.GuildMembers;
 } else {
     ints = Intents.None;
diff --git a/src/gateway/index.ts b/src/gateway/index.ts
index c4f3b0a..483eb11 100644
--- a/src/gateway/index.ts
+++ b/src/gateway/index.ts
@@ -213,7 +213,7 @@ class Gateway {
       }
     }
 
-    let payload: any = {
+    const payload: any = {
       op: GatewayOpcodes.IDENTIFY,
       d: {
         token: this.token,
@@ -315,7 +315,7 @@ class Gateway {
     })
   }
 
-  sendHeartbeat() {
+  sendHeartbeat(): void {
     const payload = {
       op: GatewayOpcodes.HEARTBEAT,
       d: this.sequenceID ?? null
@@ -325,7 +325,7 @@ class Gateway {
     this.lastPingTimestamp = Date.now()
   }
 
-  heartbeat() {
+  heartbeat(): void {
     if (this.heartbeatServerResponded) {
       this.heartbeatServerResponded = false
     } else {
diff --git a/src/models/cacheAdapter.ts b/src/models/cacheAdapter.ts
index 8ba9a7d..406d2a4 100644
--- a/src/models/cacheAdapter.ts
+++ b/src/models/cacheAdapter.ts
@@ -1,5 +1,4 @@
 import { Collection } from '../utils/collection.ts'
-import { Client } from './client.ts'
 import {
   connect,
   Redis,
diff --git a/src/models/rest.ts b/src/models/rest.ts
index ec8062a..8245d9a 100644
--- a/src/models/rest.ts
+++ b/src/models/rest.ts
@@ -176,7 +176,7 @@ export class RESTManager {
       headers['Content-Type'] = 'application/json'
     }
 
-    let data: { [name: string]: any } = {
+    const data: { [name: string]: any } = {
       headers,
       body: body?.file ?? JSON.stringify(body),
       method: method.toUpperCase()
@@ -184,18 +184,18 @@ export class RESTManager {
 
     if (this.client.bot === false) {
       // This is a selfbot. Use requests similar to Discord Client
-      data.headers['authorization'] = this.client.token as string
+      data.headers.authorization = this.client.token as string
       data.headers['accept-language'] = 'en-US'
-      data.headers['accept'] = '*/*'
+      data.headers.accept = '*/*'
       data.headers['sec-fetch-dest'] = 'empty'
       data.headers['sec-fetch-mode'] = 'cors'
       data.headers['sec-fetch-site'] = 'same-origin'
       data.headers['x-super-properties'] = btoa(JSON.stringify(getBuildInfo(this.client)))
       delete data.headers['User-Agent']
-      delete data.headers['Authorization']
-      headers['credentials'] = 'include'
-      headers['mode'] = 'cors'
-      headers['referrerPolicy'] = 'no-referrer-when-downgrade'
+      delete data.headers.Authorization
+      headers.credentials = 'include'
+      headers.mode = 'cors'
+      headers.referrerPolicy = 'no-referrer-when-downgrade'
     }
 
     return data
@@ -252,8 +252,8 @@ export class RESTManager {
           let urlToUse =
             method === 'get' && query !== '' ? `${url}?${query}` : url
 
-          if (this.client.canary) {
-            let split = urlToUse.split('//')
+          if (this.client.canary === true) {
+            const split = urlToUse.split('//')
             urlToUse = split[0] + '//canary.' + split[1]
           }
 
diff --git a/src/utils/buildInfo.ts b/src/utils/buildInfo.ts
index 8aa40c0..7d37a5f 100644
--- a/src/utils/buildInfo.ts
+++ b/src/utils/buildInfo.ts
@@ -1,18 +1,28 @@
+/* eslint-disable @typescript-eslint/naming-convention */
 import { Client } from "../models/client.ts";
 
-export const getBuildInfo = (client: Client) => {
-    let os = 'Windows'
-    let os_version = '10'
+export const getBuildInfo = (client: Client): {
+    os: string
+    os_version: string
+    browser: string
+    browser_version: string
+    browser_user_agent: string
+    client_build_number: number
+    client_event_source: null
+    release_channel: string
+} => {
+    const os = 'Windows'
+    const os_version = '10'
     let client_build_number = 71073
-    let client_event_source = null
+    const client_event_source = null
     let release_channel = 'stable'
-    if (client.canary) {
+    if (client.canary === true) {
         release_channel = 'canary'
         client_build_number = 71076
     }
-    let browser = 'Firefox'
-    let browser_version = '83.0'
-    let browser_user_agent = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:83.0) Gecko/20100101 ' + browser + '/' + browser_version
+    const browser = 'Firefox'
+    const browser_version = '83.0'
+    const browser_user_agent = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:83.0) Gecko/20100101 ' + browser + '/' + browser_version
     // TODO: Use current OS properties, but also browser_user_agent accordingly
     // if (Deno.build.os === 'darwin') os = 'MacOS'
     // else if (Deno.build.os === 'linux') os = 'Ubuntu'
diff --git a/src/utils/intents.ts b/src/utils/intents.ts
index 95c070e..09f980f 100644
--- a/src/utils/intents.ts
+++ b/src/utils/intents.ts
@@ -1,5 +1,6 @@
 import { GatewayIntents } from "../types/gateway.ts";
 
+// eslint-disable-next-line @typescript-eslint/no-extraneous-class
 export class Intents {
   static All: number[] = [
     GatewayIntents.GUILD_MEMBERS,