/// <summary>
/// Adds a token to the stream
/// </summary>
/// <param name="token">The token to add</param>
public void Add(Token token)
{
queue.Enqueue(token);
}
/// <summary>
/// Consumes the current token regardless of its value or type.
/// </summary>
/// <exception cref="TokenStreamEmptyException">If stream is empty</exception>
/// <returns>True if a token was consumed, false otherwise</returns>
public Boolean Consume()
{
if (IsEmpty)
throw new TokenStreamEmptyException();
lastConsumedToken = queue.Dequeue();
return true;
}
