Snakes and Camels!

snake_camel_case_converter.dart

/// Converts an upper camel case string to lower snake case.
String toLowerSnake(String value) {
  return value.replaceAllMapped(RegExp(r"([A-Z])"), (match) => "_${match.group(1)!.toLowerCase()}");
}

/// Converts a lower snake case string to upper camel case.
String toUpperCamel(String value) {
  return value.replaceAllMapped(RegExp(r"_([a-z])"), (match) => match.group(1)!.toUpperCase());
}