private static RubyArray/*!*/ CharacterSplit(MutableString/*!*/ str, int limit, RubyEncoding kcoding) {
if (kcoding != null) {
str = str.ChangeEncoding(kcoding, false);
}
RubyArray result = new RubyArray();
var charEnum = str.GetCharacters();
int i = 0;
while (limit <= 0 || result.Count < limit - 1) {
if (!charEnum.MoveNext()) {
break;
}
result.Add(str.CreateInstance().Append(charEnum.Current).TaintBy(str));
i++;
}
if (charEnum.HasMore || limit < 0) {
result.Add(str.CreateInstance().AppendRemaining(charEnum).TaintBy(str));
}
return result;
}