between static method

FormFieldValidator<String> between(
  1. int minimumLength,
  2. int maximumLength,
  3. String errorMessage
) 
Validatorless.between(6, 10, 'password must have between 6 and 10 digits')

Implementation

static FormFieldValidator<String> between(
  int minimumLength,
  int maximumLength,
  String errorMessage,
) {
  assert(minimumLength < maximumLength);
  return multiple([
    min(minimumLength, errorMessage),
    max(maximumLength, errorMessage),
  ]);
}