prefer-iterable-in-flutter.dart

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Future<int> doHeavyComputation(int index) => Future.delayed(
      const Duration(seconds: 1),
      () {
        'Iteration ${index + 1}'.log();
        return index;
      },
    );

Future<void> testIt() async {
  for (final future in Iterable.generate(10)
      .map(
        (index) => doHeavyComputation(
          index,
        ),
      )
      .take(2)) {
    final result = await future;
    result.log();
  }
}