letAsStringOrNone function

Option<String> letAsStringOrNone(dynamic input)

Converts input to String, returning None on failure.

Supported types:

• Any sync Outcome chain.
• Object

Implementation

Option<String> letAsStringOrNone(dynamic input) {
  if (input is Outcome) {
    return switch (input.rawSync().value) {
      Ok(value: final okValue) => letAsStringOrNone(
        NoStackOverflowWrapper(okValue),
      ),
      Err() => const None(),
    };
  }
  final rawInput = input is NoStackOverflowWrapper ? input.value : input;

  try {
    return Some(rawInput.toString());
  } catch (_) {
    return const None();
  }
}