[Various] Minor general source cleanup

src/Constants.js

@@ -1,7 +1,7 @@
 const { releaseChannel } = require('./utils/buildInfo');
 const settings = require('./appSettings').getSettings();
 
-const titleCase = (s) => s[0].toUpperCase() + s.slice(1);
+const titleCase = s => s[0].toUpperCase() + s.slice(1);
 
 const appNameSuffix = releaseChannel === 'stable' ? '' : titleCase(releaseChannel);
 const APP_NAME = 'Discord' + appNameSuffix;

src/asarUpdate.js

@@ -21,9 +21,9 @@ module.exports = async () => { // (Try) update asar
   const downloadSuccess = await new Promise((res) => {
     const file = fs.createWriteStream(downloadPath);
 
-    let writeError = false;
-    file.on('error', err => {
-      log('AsarUpdate', 'Failed to write', err);
+    let writeError;
+    file.on('error', e => {
+      log('AsarUpdate', 'Failed to write', e);
       file.close();
 
       writeError = true;

src/autoStart/retainAsar.js

@@ -9,7 +9,7 @@ module.exports = () => {
 
   const installDir = paths.getInstallPath();
 
-  const nextRes = join(installDir, fs.readdirSync(installDir).reverse().find((x) => x.startsWith('app-1')), 'resources');
+  const nextRes = join(installDir, fs.readdirSync(installDir).reverse().find(x => x.startsWith('app-1')), 'resources');
   const next = join(nextRes, 'app.asar');
   const backup = join(nextRes, 'app.asar.backup');
 

src/autoStart/stub.js

@@ -1,5 +1,5 @@
 // Stub (Darwin)
-exports.install = (c) => c();
-exports.update = (c) => c();
-exports.uninstall = (c) => c();
-exports.isInstalled = (c) => c(false);
+exports.install = c => c();
+exports.update = c => c();
+exports.uninstall = c => c();
+exports.isInstalled = c => c(false);

src/config/index.js

@@ -32,7 +32,7 @@ const open = exports.open = () => {
     settings.save(); // Ensure saving
   });
 
-  ipcMain.on('cg', (e) => {
+  ipcMain.on('cg', e => {
     e.returnValue = config;
   });
 

src/splash/index.js

@@ -277,7 +277,7 @@ const initModuleUpdater = () => { // "Old" (not v2 / new, win32 only)
   add('installing-module-progress', progressCallback(installs));
 
 
-  add('update-manually', (e) => {
+  add('update-manually', e => {
     splashState.newVersion = e.newVersion;
     sendState('update-manually');
   });

src/updater/hostUpdater.js

@@ -3,7 +3,7 @@ const events = require('events');
 
 const { get } = require('request');
 
-const vParse = (s) => s.split('.').map((x) => parseInt(x));
+const vParse = s => s.split('.').map(x => parseInt(x));
 const vNewer = (a, b) => a.some((x, i) => x === b[i] ? undefined : (x > b[i]));
 
 class HostLinux extends events.EventEmitter {

src/updater/moduleUpdater.js

@@ -80,7 +80,7 @@ exports.init = (endpoint, _settings, { releaseChannel, version }) => {
 
   hostUpdater.on('update-not-available', hostPassed);
 
-  hostUpdater.on('update-manually', (v) => {
+  hostUpdater.on('update-manually', v => {
     log('Modules', 'Host manual');
     checking = false;
   
@@ -260,7 +260,7 @@ const installModule = async (name, ver, path) => {
 
   let hasError;
 
-  const handleErr = (e) => {
+  const handleErr = e => {
     if (hasError) return;
     hasError = true;
 
@@ -276,7 +276,7 @@ const installModule = async (name, ver, path) => {
   const total = await new Promise((res) => {
     const p = execFile('unzip', ['-l', path]);
 
-    p.stdout.on('data', (x) => {
+    p.stdout.on('data', x => {
       const m = x.toString().match(/([0-9]+) files/);
       if (m) res(parseInt(m[1]));
     });
@@ -300,8 +300,8 @@ const installModule = async (name, ver, path) => {
   proc.stderr.on('data', handleErr);
 
   let cur = 0;
-  proc.stdout.on('data', (x) => x.toString().split('\n').forEach((x) => {
-    if (!x.includes('inflating')) return;
+  proc.stdout.on('data', x => x.toString().split('\n').forEach(y => {
+    if (!y.includes('inflating')) return;
 
     cur++;
     const progress = Math.min(100, Math.floor(cur / total * 100));

src/utils/requireNative.js

@@ -3,4 +3,4 @@
 // For Module Updater: get root path for all modules in globalPaths
 
 const g = require('module').globalPaths;
-module.exports = (n, e = '') => require(require('path').join(g.find((x) => x.includes(n)) ?? g[0], n, e));
+module.exports = (n, e = '') => require(require('path').join(g.find(x => x.includes(n)) ?? g[0], n, e));