fix microsoft#209953

Author: meganrogge

.vscode/tasks.json

@@ -198,7 +198,13 @@
 			"windows": {
 				"command": ".\\scripts\\code-server.bat"
 			},
-			"args": ["--no-launch", "--connection-token", "dev-token", "--port", "8080"],
+			"args": [
+				"--no-launch",
+				"--connection-token",
+				"dev-token",
+				"--port",
+				"8080"
+			],
 			"label": "Run code server",
 			"isBackground": true,
 			"problemMatcher": {
@@ -220,7 +226,12 @@
 			"windows": {
 				"command": ".\\scripts\\code-web.bat"
 			},
-			"args": ["--port", "8080", "--browser", "none"],
+			"args": [
+				"--port",
+				"8080",
+				"--browser",
+				"none"
+			],
 			"label": "Run code web",
 			"isBackground": true,
 			"problemMatcher": {
@@ -268,7 +279,6 @@
 			"detail": "node_modules/tsec/bin/tsec -p src/tsconfig.json --noEmit"
 		},
 		{
-			// Used for monaco editor playground launch config
 			"label": "Launch Http Server",
 			"type": "shell",
 			"command": "node_modules/.bin/ts-node -T ./scripts/playground-server",

src/vs/workbench/contrib/tasks/browser/abstractTaskService.ts

@@ -3053,18 +3053,12 @@ export abstract class AbstractTaskService extends Disposable implements ITaskSer
 				groupTasks = await this._findWorkspaceTasksInGroup(taskGroup, true);
 			}
 
-			switch (groupTasks.length) {
-				case 0:
-					// No tasks found, prompt to configure
-					configure.apply(this);
-					break;
-				case 1:
-					// A single default task was returned, just run it directly
-					return resolveTaskAndRun(groupTasks[0]);
-				default:
-					// Multiple default tasks returned, show the quickPicker
-					return handleMultipleTasks(false);
+			if (groupTasks.length === 1) {
+				// A single default task was returned, just run it directly
+				return resolveTaskAndRun(groupTasks[0]);
 			}
+			// Multiple default tasks returned, show the quickPicker
+			return handleMultipleTasks(false);
 		})();
 		this._progressService.withProgress(options, () => promise);
 	}