src/vs/workbench/contrib/tasks/browser/taskQuickPick.ts/TaskQuickPick/_guessTaskLabel
class TaskQuickPick:	private _guessTaskLabel(task: Task | ConfiguringTask): string {
		if (task._label) {
			return task._label;
		}
		if (ConfiguringTask.is(task)) {
			let label: string = task.configures.type;
			const configures: Partial<KeyedTaskIdentifier> = Objects.deepClone(task.configures);
			delete configures['_key'];
			delete configures['type'];
			Object.keys(configures).forEach(key => label += `: ${configures[key]}`);
			return label;
		}
		return '';
	}