request method
串行地发起一次权限 request(不做额外 isGranted 过滤)。
Implementation
Future<PermissionStatus> request(
Permission permission, {
String? tag,
}) {
final queueTag = tag == null ? 'request:${permission.toString()}' : 'request:${permission.toString()}:$tag';
return add<PermissionStatus>(queueTag, () => permission.request());
}