pack: vutron now uses typescript

src/main/MainRunner.ts

@@ -1,16 +1,16 @@
-import { app, BrowserWindow } from 'electron'
+import { app, BrowserWindow, RenderProcessGoneDetails } from 'electron'
 import Constants from './utils/Constants'
 import * as electronRemote from '@electron/remote/main'
 
-const exitApp = (mainWindow) => {
+const exitApp = (mainWindow: BrowserWindow) : void => {
   if (mainWindow && !mainWindow.isDestroyed()) {
     mainWindow.hide()
   }
-  mainWindow = null
+  mainWindow.destroy()
   app.exit()
 }
 
-export const createMainWindow = async (mainWindow) => {
+export const createMainWindow = async (mainWindow: BrowserWindow) : Promise<BrowserWindow> => {
   mainWindow = new BrowserWindow({
     title: Constants.APP_NAME,
     show: false,
@@ -22,7 +22,7 @@ export const createMainWindow = async (mainWindow) => {
 
   mainWindow.setMenu(null)
 
-  mainWindow.on('close', (event) => {
+  mainWindow.on('close', (event: Event) => {
     event.preventDefault()
     exitApp(mainWindow)
   })
@@ -51,7 +51,7 @@ export const createMainWindow = async (mainWindow) => {
   return mainWindow
 }
 
-export const createErrorWindow = async (errorWindow, mainWindow, details) => {
+export const createErrorWindow = async (errorWindow: BrowserWindow, mainWindow: BrowserWindow, details?: RenderProcessGoneDetails) : Promise<BrowserWindow> => {
   if (!Constants.IS_DEV_ENV) {
     mainWindow?.hide()
   }

src/main/index.ts

@@ -1,4 +1,4 @@
-import { app } from 'electron'
+import { app, WebContents, RenderProcessGoneDetails } from 'electron'
 import Constants from './utils/Constants'
 import { createErrorWindow, createMainWindow } from './MainRunner'
 import Menus from './utils/Menus'
@@ -27,7 +27,7 @@ app.on('window-all-closed', () => {
   }
 })
 
-app.on('render-process-gone', (ev, webContents, details) => {
+app.on('render-process-gone', (event: Event, webContents: WebContents, details: RenderProcessGoneDetails) => {
   errorWindow = createErrorWindow(errorWindow, mainWindow, details)
 })
 

src/main/utils/Menus.ts

@@ -2,7 +2,7 @@ import { systemPreferences } from 'electron'
 import Constants from './Constants'
 
 export default class Menus {
-  static macOSDisableDefaultMenuItem () {
+  static macOSDisableDefaultMenuItem () : void {
     if (Constants.IS_MAC) {
       systemPreferences.setUserDefault('NSDisabledDictationMenuItem', 'boolean', true)
       systemPreferences.setUserDefault('NSDisabledCharacterPaletteMenuItem', 'boolean', true)