isJsonArray function

IValidator isJsonArray({
  1. String? message,
})

Validates that value is a JSON array (List).

Implementation

IValidator isJsonArray({String? message}) => Validator((value) {
      final ok = value is List;
      return Result(
        isValid: ok,
        value: value,
        expectation: Expectation(
          message: message ?? 'a JSON array',
          value: value,
          code: ExpectationCodes.typeMismatch,
          data: {'expected': 'List'},
        ),
      );
    });