ReqHex.min constructor
Constrains the input data to the hexadecimal digits and its length to a
minimum of min
hex-digits.
min
the minimum number of hex-digits; it must be > 0.
blank
the error message in case of a null or empty input value.
mal
the error message if non-hex-digit characters are found.
short
the error message if the input length is shorter than min
digits.
Implementation
ReqHex.min(int min, {String? blank, String? mal, String? short})
: _reqHex = Pair.str2(
Req(blank: blank).call,
Hex.min(min, mal: mal, short: short).call,
);