From 9f5fff5669782aff41505eefb871c7bea82e9b15 Mon Sep 17 00:00:00 2001
From: Daniel Imms <daimms@microsoft.com>
Date: Thu, 3 Oct 2019 09:13:38 -0700
Subject: [PATCH] Add a clear command to extension terminal sample

Related microsoft/vscode#81908
---
 extension-terminal-sample/package.json     | 7 ++++++-
 extension-terminal-sample/src/extension.ts | 6 +++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/extension-terminal-sample/package.json b/extension-terminal-sample/package.json
index adb8dc66..621d56eb 100644
--- a/extension-terminal-sample/package.json
+++ b/extension-terminal-sample/package.json
@@ -12,7 +12,8 @@
 		"Other"
 	],
 	"activationEvents": [
-		"onCommand:extensionTerminalSample.create"
+		"onCommand:extensionTerminalSample.create",
+		"onCommand:extensionTerminalSample.clear"
 	],
 	"main": "./out/extension.js",
 	"contributes": {
@@ -20,6 +21,10 @@
 			{
 				"command": "extensionTerminalSample.create",
 				"title": "Extension Terminal Sample: Create"
+			},
+			{
+				"command": "extensionTerminalSample.clear",
+				"title": "Extension Terminal Sample: Clear"
 			}
 		]
 	},
diff --git a/extension-terminal-sample/src/extension.ts b/extension-terminal-sample/src/extension.ts
index b4fe75e4..64f96a51 100644
--- a/extension-terminal-sample/src/extension.ts
+++ b/extension-terminal-sample/src/extension.ts
@@ -3,8 +3,8 @@
 import * as vscode from 'vscode';
 
 export function activate(context: vscode.ExtensionContext) {
+	const writeEmitter = new vscode.EventEmitter<string>();
 	context.subscriptions.push(vscode.commands.registerCommand('extensionTerminalSample.create', () => {
-		const writeEmitter = new vscode.EventEmitter<string>();
 		let line = '';
 		const pty = {
 			onDidWrite: writeEmitter.event,
@@ -34,6 +34,10 @@ export function activate(context: vscode.ExtensionContext) {
 		const terminal = (<any>vscode.window).createTerminal({ name: `My Extension REPL`, pty });
 		terminal.show();
 	}));
+
+	context.subscriptions.push(vscode.commands.registerCommand('extensionTerminalSample.clear', () => {
+		writeEmitter.fire('\x1b[2J\x1b[;H');
+	}));
 }
 
 function colorText(text: string): string {