extensions/grunt/src/main.ts/TaskDetector/start
class TaskDetector:	public start(): void {
		const folders = vscode.workspace.workspaceFolders;
		if (folders) {
			this.updateWorkspaceFolders(folders, []);
		}
		vscode.workspace.onDidChangeWorkspaceFolders((event) => this.updateWorkspaceFolders(event.added, event.removed));
		vscode.workspace.onDidChangeConfiguration(this.updateConfiguration, this);
	}