fix some fixable eslint issues (#106)

* fix some fixable eslint issues

* Update updater.ts

* Update updater.ts

---------

Co-authored-by: Shalitha Suranga <shalithasuranga@gmail.com>

src/api/extensions.ts

@@ -3,7 +3,7 @@ import type { ExtensionStats } from '../types/api/extensions';
 
 export function dispatch(extensionId: string, event: string, data?: any): Promise<void> {
     return new Promise(async (resolve: any, reject: any) => {
-        let stats = await getStats();
+        const stats = await getStats();
         if(!stats.loaded.includes(extensionId)) {
             reject({
                 code: 'NE_EX_EXTNOTL',
@@ -12,7 +12,7 @@ export function dispatch(extensionId: string, event: string, data?: any): Promis
         }
         else if(stats.connected.includes(extensionId)) {
             try {
-                let result = await websocket.sendMessage('extensions.dispatch', {extensionId, event, data});
+                const result = await websocket.sendMessage('extensions.dispatch', {extensionId, event, data});
                 resolve(result);
             }
             catch(err: any) {

src/api/filesystem.ts

@@ -96,10 +96,10 @@ export function getStats(path: string): Promise<Stats> {
 };
 
 function arrayBufferToBase64(data: ArrayBuffer): string {
-    let bytes: Uint8Array = new Uint8Array(data);
+    const bytes: Uint8Array = new Uint8Array(data);
     let asciiStr: string = '';
 
-    for(let byte of bytes) {
+    for(const byte of bytes) {
         asciiStr += String.fromCharCode(byte);
     }
 

src/api/init.ts

@@ -23,10 +23,10 @@ export function init(options: InitOptions = {}): void {
     }
 
     if(options.exportCustomMethods && window.NL_CMETHODS && window.NL_CMETHODS.length > 0) {
-        for(let method of window.NL_CMETHODS) {
+        for(const method of window.NL_CMETHODS) {
             Neutralino.custom[method] = (...args) => {
                 let data = {};
-                for(let [argi, argv] of args.entries()) {
+                for(const [argi, argv] of args.entries()) {
                     if(typeof argv == 'object' && !Array.isArray(argv) && argv != null) {
                         data = {...data, ...argv};
                     }

src/api/updater.ts

@@ -5,7 +5,7 @@ import { Manifest } from '../types/api/updater';
 let manifest: Manifest = null;
 
 export function checkForUpdates(url: string): Promise<Manifest> {
-    function isValidManifest(manifest: any): manifest is Manifest {
+    function isValidManifest(manifest: Manifest): manifest is Manifest {
         if(manifest.applicationId && manifest.applicationId == window.NL_APPID
             && manifest.version && manifest.resourcesURL) {
             return true;
@@ -21,7 +21,7 @@ export function checkForUpdates(url: string): Promise<Manifest> {
             });
         }
         try {
-            let response = await fetch(url);
+            const response = await fetch(url);
             manifest = JSON.parse(await response.text());
 
             if(isValidManifest(manifest)) {
@@ -53,8 +53,8 @@ export function install(): Promise<void> {
             });
         }
         try {
-            let response = await fetch(manifest.resourcesURL);
-            let resourcesBuffer = await response.arrayBuffer();
+            const response = await fetch(manifest.resourcesURL);
+            const resourcesBuffer = await response.arrayBuffer();
             await filesystem.writeBinaryFile(window.NL_PATH + "/resources.neu", resourcesBuffer);
 
             resolve({

src/browser/events.ts

@@ -17,7 +17,7 @@ export function off(event: string, handler: (ev: CustomEvent) => void): Promise<
 };
 
 export function dispatch(event: string, data?: any): Promise<Response> {
-    let customEvent = new CustomEvent(event, {detail: data});
+    const customEvent = new CustomEvent(event, {detail: data});
     window.dispatchEvent(customEvent);
     return Promise.resolve({
         success: true,

src/helpers.ts

@@ -1,7 +1,7 @@
 export function base64ToBytesArray(data: string): ArrayBuffer {
-    let binaryData: string = window.atob(data);
-    let len: number = binaryData.length;
-    let bytes: Uint8Array = new Uint8Array(len);
+    const binaryData: string = window.atob(data);
+    const len: number = binaryData.length;
+    const bytes: Uint8Array = new Uint8Array(len);
 
     for (let i = 0; i < len; i++) {
         bytes[i] = binaryData.charCodeAt(i);

src/types/api/updater.ts

@@ -2,4 +2,4 @@ export interface Manifest {
     applicationId: string;
     version: string;
     resourcesURL: string;
-}
+}

src/ws/websocket.ts

@@ -3,9 +3,9 @@ import * as events from '../browser/events';
 import { base64ToBytesArray } from '../helpers';
 
 let ws;
-let nativeCalls = {};
-let offlineMessageQueue = [];
-let extensionMessageQueue = {}
+const nativeCalls = {};
+const offlineMessageQueue = [];
+const extensionMessageQueue = {}
 
 export function init() {
     initAuth();
@@ -59,8 +59,8 @@ function registerLibraryEvents() {
             return;
         }
 
-        let stats = await extensions.getStats();
-        for(let extension of stats.connected) {
+        const stats = await extensions.getStats();
+        for(const extension of stats.connected) {
             events.dispatch('extensionReady', extension);
         }
     });
@@ -115,7 +115,7 @@ function registerSocketEvents() {
     });
 
     ws.addEventListener('close', async (event) => {
-        let error = {
+        const error = {
             code: 'NE_CL_NSEROFF',
             message: 'Neutralino server is offline. Try restarting the application'
         };
@@ -129,9 +129,9 @@ function registerSocketEvents() {
 
 async function processQueue(messageQueue: any[]) {
     while(messageQueue.length > 0) {
-        let message = messageQueue.shift();
+        const message = messageQueue.shift();
         try {
-            let response = await sendMessage(message.method, message.data);
+            const response = await sendMessage(message.method, message.data);
             message.resolve(response);
         }
         catch(err: any) {