userNameRules static method

List<RegexModel> userNameRules({
  1. int minLength = 3,
  2. int maxLength = 20,
})

Ready user name rules: 3–20 letters, numbers or _, no spaces.

Implementation

static List<RegexModel> userNameRules({
  int minLength = 3,
  int maxLength = 20,
}) => [
  RegexModel.minLength(minLength),
  RegexModel.maxLength(maxLength),
  RegexModel.lettersAndDigits(allowList: [RegexChar.underscore]),
];