import 'package:lazy/lazy.dart';

class Foo {
  final _value = LazyValue(() {
    print('lazy');
    return 10;
  });

  int get value => _value();
}

main() {
  final foo = Foo();
  print(foo.value);
  // Print lazy, then 10
  print(foo.value);
  // Print only 10.
}