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#ifndef INCLUDED_LETTER_
#define INCLUDED_LETTER_
#include "../../promisebase/promisebase.h"
#include "../awaiter/awaiter.h"
#include "../start/start.h"
#include "../digit/digit.h"
#include "../done/done.h"
// this is also the Awaiter class
class Letter: public Awaiter
{
struct State: public PromiseBase<Letter, State>
{
};
std::coroutine_handle<State> d_handle;
public:
using promise_type = State;
using Handle = std::coroutine_handle<State>;
explicit Letter(Handle handle);
~Letter();
template <typename HandleType>
std::coroutine_handle<State> await_suspend(HandleType const &handle);
};
template <typename HandleType>
inline std::coroutine_handle<Letter::State> Letter::await_suspend(
HandleType const &handle)
{
return d_handle;
}
extern Letter g_letter;
#endif
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