Use spread syntax instead of function apply

lib/browser/api/app.js

@@ -71,7 +71,7 @@ app.allowNTLMCredentialsForAllDomains = function (allow) {
 const events = ['login', 'certificate-error', 'select-client-certificate']
 for (let name of events) {
   app.on(name, (event, webContents, ...args) => {
-    webContents.emit.apply(webContents, [name, event].concat(args))
+    webContents.emit(name, event, ...args)
   })
 }
 

lib/browser/api/browser-window.js

@@ -119,19 +119,19 @@ BrowserWindow.fromDevToolsWebContents = (webContents) => {
 // Helpers.
 Object.assign(BrowserWindow.prototype, {
   loadURL (...args) {
-    return this.webContents.loadURL.apply(this.webContents, args)
+    return this.webContents.loadURL(...args)
   },
   getURL (...args) {
     return this.webContents.getURL()
   },
   reload (...args) {
-    return this.webContents.reload.apply(this.webContents, args)
+    return this.webContents.reload(...args)
   },
   send (...args) {
-    return this.webContents.send.apply(this.webContents, args)
+    return this.webContents.send(...args)
   },
   openDevTools (...args) {
-    return this.webContents.openDevTools.apply(this.webContents, args)
+    return this.webContents.openDevTools(...args)
   },
   closeDevTools () {
     return this.webContents.closeDevTools()
@@ -146,7 +146,7 @@ Object.assign(BrowserWindow.prototype, {
     return this.webContents.toggleDevTools()
   },
   inspectElement (...args) {
-    return this.webContents.inspectElement.apply(this.webContents, args)
+    return this.webContents.inspectElement(...args)
   },
   inspectServiceWorker () {
     return this.webContents.inspectServiceWorker()
@@ -155,7 +155,7 @@ Object.assign(BrowserWindow.prototype, {
     return this.webContents.showDefinitionForSelection()
   },
   capturePage (...args) {
-    return this.webContents.capturePage.apply(this.webContents, args)
+    return this.webContents.capturePage(...args)
   }
 })
 

lib/browser/api/dialog.js

@@ -50,7 +50,7 @@ module.exports = {
   showOpenDialog: function (...args) {
     var prop, properties, value, wrappedCallback
     checkAppInitialized()
-    let [window, options, callback] = parseArgs.apply(null, args)
+    let [window, options, callback] = parseArgs(...args)
     if (options == null) {
       options = {
         title: 'Open',
@@ -97,7 +97,7 @@ module.exports = {
   showSaveDialog: function (...args) {
     var wrappedCallback
     checkAppInitialized()
-    let [window, options, callback] = parseArgs.apply(null, args)
+    let [window, options, callback] = parseArgs(...args)
     if (options == null) {
       options = {
         title: 'Save'
@@ -130,7 +130,7 @@ module.exports = {
   showMessageBox: function (...args) {
     var flags, i, j, len, messageBoxType, ref2, ref3, text
     checkAppInitialized()
-    let [window, options, callback] = parseArgs.apply(null, args)
+    let [window, options, callback] = parseArgs(...args)
     if (options == null) {
       options = {
         type: 'none'
@@ -185,7 +185,7 @@ module.exports = {
   },
 
   showErrorBox: function (...args) {
-    return binding.showErrorBox.apply(binding, args)
+    return binding.showErrorBox(...args)
   }
 }
 

lib/browser/api/navigation-controller.js

@@ -4,13 +4,11 @@ const {ipcMain} = require('electron')
 
 // The history operation in renderer is redirected to browser.
 ipcMain.on('ELECTRON_NAVIGATION_CONTROLLER', function (event, method, ...args) {
-  var ref
-  (ref = event.sender)[method].apply(ref, args)
+  event.sender[method](...args)
 })
 
 ipcMain.on('ELECTRON_SYNC_NAVIGATION_CONTROLLER', function (event, method, ...args) {
-  var ref
-  event.returnValue = (ref = event.sender)[method].apply(ref, args)
+  event.returnValue = event.sender[method](...args)
 })
 
 // JavaScript implementation of Chromium's NavigationController.

lib/browser/api/web-contents.js

@@ -237,7 +237,7 @@ WebContents.prototype._init = function () {
   // Delays the page-title-updated event to next tick.
   this.on('-page-title-updated', function (...args) {
     setImmediate(() => {
-      this.emit.apply(this, ['page-title-updated'].concat(args))
+      this.emit('page-title-updated', ...args)
     })
   })
 

lib/browser/guest-window-manager.js

@@ -153,7 +153,7 @@ ipcMain.on('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_METHOD', function (event, guest
 
   const guestWindow = getGuestWindow(guestContents)
   if (guestWindow != null) {
-    event.returnValue = guestWindow[method].apply(guestWindow, args)
+    event.returnValue = guestWindow[method](...args)
   } else {
     event.returnValue = null
   }
@@ -177,7 +177,7 @@ ipcMain.on('ELECTRON_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD', function (event,
   if (guestContents == null) return
 
   if (canAccessWindow(event.sender, guestContents)) {
-    guestContents[method].apply(guestContents, args)
+    guestContents[method](...args)
   } else {
     console.error(`Blocked ${event.sender.getURL()} from calling ${method} on its opener.`)
   }
@@ -191,7 +191,7 @@ ipcMain.on('ELECTRON_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD_SYNC', function (e
   }
 
   if (canAccessWindow(event.sender, guestContents)) {
-    event.returnValue = guestContents[method].apply(guestContents, args)
+    event.returnValue = guestContents[method](...args)
   } else {
     console.error(`Blocked ${event.sender.getURL()} from calling ${method} on its opener.`)
     event.returnValue = null

lib/browser/init.js

@@ -26,7 +26,7 @@ if (process.platform === 'win32') {
   // Redirect node's console to use our own implementations, since node can not
   // handle console output when running as GUI program.
   var consoleLog = function (...args) {
-    return process.log(util.format.apply(util, args) + '\n')
+    return process.log(util.format(...args) + '\n')
   }
   var streamWrite = function (chunk, encoding, callback) {
     if (Buffer.isBuffer(chunk)) {

lib/common/api/callbacks-registry.js

@@ -45,13 +45,11 @@ class CallbacksRegistry {
   }
 
   call (id, ...args) {
-    var ref
-    return (ref = this.get(id)).call.apply(ref, [global].concat(args))
+    return this.get(id).call(global, ...args)
   }
 
   apply (id, ...args) {
-    var ref
-    return (ref = this.get(id)).apply.apply(ref, [global].concat(args))
+    return this.get(id).apply(global, ...args)
   }
 
   remove (id) {

lib/renderer/init.js

@@ -29,20 +29,18 @@ const electron = require('electron')
 
 // Call webFrame method.
 electron.ipcRenderer.on('ELECTRON_INTERNAL_RENDERER_WEB_FRAME_METHOD', (event, method, args) => {
-  electron.webFrame[method].apply(electron.webFrame, args)
+  electron.webFrame[method](...args)
 })
 
 electron.ipcRenderer.on('ELECTRON_INTERNAL_RENDERER_SYNC_WEB_FRAME_METHOD', (event, requestId, method, args) => {
-  const result = electron.webFrame[method].apply(electron.webFrame, args)
+  const result = electron.webFrame[method](...args)
   event.sender.send(`ELECTRON_INTERNAL_BROWSER_SYNC_WEB_FRAME_RESPONSE_${requestId}`, result)
 })
 
 electron.ipcRenderer.on('ELECTRON_INTERNAL_RENDERER_ASYNC_WEB_FRAME_METHOD', (event, requestId, method, args) => {
-  const responseCallback = function (result) {
+  electron.webFrame[method](...args, function (result) {
     event.sender.send(`ELECTRON_INTERNAL_BROWSER_ASYNC_WEB_FRAME_RESPONSE_${requestId}`, result)
-  }
-  args.push(responseCallback)
-  electron.webFrame[method].apply(electron.webFrame, args)
+  })
 })
 
 // Process command line arguments.

lib/renderer/override.js

@@ -77,7 +77,7 @@ const BrowserWindowProxy = (function () {
   }
 
   BrowserWindowProxy.prototype['eval'] = function (...args) {
-    ipcRenderer.send.apply(ipcRenderer, ['ELECTRON_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD', this.guestId, 'executeJavaScript'].concat(args))
+    ipcRenderer.send('ELECTRON_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD', this.guestId, 'executeJavaScript', ...args)
   }
 
   return BrowserWindowProxy
@@ -192,11 +192,11 @@ ipcRenderer.on('ELECTRON_GUEST_WINDOW_POSTMESSAGE', function (event, sourceId, m
 
 // Forward history operations to browser.
 var sendHistoryOperation = function (...args) {
-  ipcRenderer.send.apply(ipcRenderer, ['ELECTRON_NAVIGATION_CONTROLLER'].concat(args))
+  ipcRenderer.send('ELECTRON_NAVIGATION_CONTROLLER', ...args)
 }
 
 var getHistoryOperation = function (...args) {
-  return ipcRenderer.sendSync.apply(ipcRenderer, ['ELECTRON_SYNC_NAVIGATION_CONTROLLER'].concat(args))
+  return ipcRenderer.sendSync('ELECTRON_SYNC_NAVIGATION_CONTROLLER', ...args)
 }
 
 window.history.back = function () {

lib/renderer/web-view/guest-view-internal.js

@@ -46,7 +46,7 @@ var DEPRECATED_EVENTS = {
 var dispatchEvent = function (webView, eventName, eventKey, ...args) {
   var domEvent, f, i, j, len, ref1
   if (DEPRECATED_EVENTS[eventName] != null) {
-    dispatchEvent.apply(null, [webView, DEPRECATED_EVENTS[eventName], eventKey].concat(args))
+    dispatchEvent(webView, DEPRECATED_EVENTS[eventName], eventKey, ...args)
   }
   domEvent = new Event(eventName)
   ref1 = WEB_VIEW_EVENTS[eventKey]
@@ -63,7 +63,7 @@ var dispatchEvent = function (webView, eventName, eventKey, ...args) {
 module.exports = {
   registerEvents: function (webView, viewInstanceId) {
     ipcRenderer.on('ELECTRON_GUEST_VIEW_INTERNAL_DISPATCH_EVENT-' + viewInstanceId, function (event, eventName, ...args) {
-      dispatchEvent.apply(null, [webView, eventName, eventName].concat(args))
+      dispatchEvent(webView, eventName, eventName, ...args)
     })
 
     ipcRenderer.on('ELECTRON_GUEST_VIEW_INTERNAL_IPC_MESSAGE-' + viewInstanceId, function (event, channel, ...args) {

lib/renderer/web-view/web-view.js

@@ -407,7 +407,7 @@ var registerWebViewElement = function () {
     return function (...args) {
       const internal = v8Util.getHiddenValue(this, 'internal')
       if (internal.webContents) {
-        return internal.webContents[m].apply(internal.webContents, args)
+        return internal.webContents[m](...args)
       } else {
         throw new Error(`Cannot call ${m} because the webContents is unavailable. The WebView must be attached to the DOM and the dom-ready event emitted before this method can be called.`)
       }
@@ -420,7 +420,7 @@ var registerWebViewElement = function () {
   createNonBlockHandler = function (m) {
     return function (...args) {
       const internal = v8Util.getHiddenValue(this, 'internal')
-      return ipcRenderer.send.apply(ipcRenderer, ['ELECTRON_BROWSER_ASYNC_CALL_TO_GUEST_VIEW', null, internal.guestInstanceId, m].concat(args))
+      return ipcRenderer.send('ELECTRON_BROWSER_ASYNC_CALL_TO_GUEST_VIEW', null, internal.guestInstanceId, m, ...args)
     }
   }
   for (j = 0, len1 = nonblockMethods.length; j < len1; j++) {