private IEnumerable <char> ToRobberish(char c)
{
yield return(c);
if (CharHelper.IsConsonant(c))
{
yield return('o');
yield return(c.ToString().ToLower().First());
}
}
private IEnumerable <char> SkipEncodedChars(string encoded)
{
for (var i = 0; i < encoded.Length; i++)
{
yield return(encoded[i]);
if (CharHelper.IsConsonant(encoded[i]) && i < encoded.Length - 1 && encoded[i + 1] == 'o')
{
i += 2;
}
}
}