use const (microsoft#477)

Author: aeschli

generators/app/templates/ext-command-js/extension.js

@@ -17,7 +17,7 @@ function activate(context) {
 	// The command has been defined in the package.json file
 	// Now provide the implementation of the command with  registerCommand
 	// The commandId parameter must match the command field in package.json
-	let disposable = vscode.commands.registerCommand('<%= name %>.helloWorld', function () {
+	const disposable = vscode.commands.registerCommand('<%= name %>.helloWorld', function () {
 		// The code you place here will be executed every time your command is executed
 
 		// Display a message box to the user

generators/app/templates/ext-command-ts/src/extension.ts

@@ -13,7 +13,7 @@ export function activate(context: vscode.ExtensionContext) {
 	// The command has been defined in the package.json file
 	// Now provide the implementation of the command with registerCommand
 	// The commandId parameter must match the command field in package.json
-	let disposable = vscode.commands.registerCommand('<%= name %>.helloWorld', () => {
+	const disposable = vscode.commands.registerCommand('<%= name %>.helloWorld', () => {
 		// The code you place here will be executed every time your command is executed
 		// Display a message box to the user
 		vscode.window.showInformationMessage('Hello World from <%= displayName %>!');

generators/app/templates/ext-command-web/src/web/extension.ts

@@ -13,7 +13,7 @@ export function activate(context: vscode.ExtensionContext) {
 	// The command has been defined in the package.json file
 	// Now provide the implementation of the command with registerCommand
 	// The commandId parameter must match the command field in package.json
-	let disposable = vscode.commands.registerCommand('<%= name %>.helloWorld', () => {
+	const disposable = vscode.commands.registerCommand('<%= name %>.helloWorld', () => {
 		// The code you place here will be executed every time your command is executed
 
 		// Display a message box to the user