Add launch config/task for "yarn web"

.vscode/launch.json

@@ -167,6 +167,13 @@
 				"web"
 			],
 		},
+		{
+			"type": "chrome",
+			"request": "launch",
+			"name": "Launch Chrome",
+			"url": "http://localhost:8080",
+			"preLaunchTask": "Run web"
+		},
 		{
 			"type": "node",
 			"request": "launch",

.vscode/tasks.json

@@ -85,5 +85,24 @@
 			"task": "hygiene",
 			"problemMatcher": []
 		},
+		{
+			"type": "shell",
+			"command": "yarn web -- --no-launch",
+			"label": "Run web",
+			"isBackground": true,
+			// This section to make error go away when launching the debug config
+			"problemMatcher": {
+				"pattern": {
+					"regexp": ""
+				},
+				 "background": {
+					"beginsPattern": ".*node.*",
+					"endsPattern": "Web UI available at .*"
+				}
+			},
+			"presentation": {
+				"reveal": "never"
+			}
+		},
 	]
 }

scripts/code-web.js

@@ -13,11 +13,18 @@ const fs = require('fs');
 const path = require('path');
 const util = require('util');
 const opn = require('opn');
+const minimist = require('vscode-minimist');
 
 const APP_ROOT = path.dirname(__dirname);
 const WEB_MAIN = path.join(APP_ROOT, 'src', 'vs', 'code', 'browser', 'workbench', 'workbench-dev.html');
 const PORT = 8080;
 
+const args = minimist(process.argv, {
+	string: [
+		'no-launch'
+	]
+});
+
 const server = http.createServer((req, res) => {
 	const parsedUrl = url.parse(req.url, true);
 	const pathname = parsedUrl.pathname;
@@ -213,4 +220,6 @@ async function serveFile(req, res, filePath, responseHeaders = Object.create(nul
 	}
 }
 
+if (args.launch !== false) {
 	opn(`http://localhost:${PORT}`);
+}