isValid method

@override bool isValid(String? value)

Implementation

@override
bool isValid(final String? value) =>
    strip(value)
        .takeUnless(isNull)
        ?.let(
          (final String it) => it.length > 11
              ? CNPJValidator.isValid(it, false)
              : CPFValidator.isValid(it, false),
        ) ??
    false;