#ifndef SQLPP11_CHAR_SEQUENCE_H

#define SQLPP11_CHAR_SEQUENCE_H

#include <type_traits>

#include <sqlpp11/detail/index_sequence.h>

namespace sqlpp

{

template <typename Context>

std::integral_constant<char, '"'> get_quote_left(const Context&);

template <typename Context>

std::integral_constant<char, '"'> get_quote_right(const Context&);

template <char... Cs>

struct char_sequence

};

template <char... Cs>

struct char_sequence<'!', Cs...>

{

template <typename Context>

static const char* char_ptr()

{

static char s[] = {decltype(get_quote_left(std::declval<Context>()))::value, Cs...,

decltype(get_quote_right(std::declval<Context>()))::value, '\0'};

return s;

}

};

template <std::size_t N, const char* s, typename T>

struct make_char_sequence_impl;

template <std::size_t N, const char* s, std::size_t... i>

struct make_char_sequence_impl<N, s, sqlpp::detail::index_sequence<i...>>

{

using type = char_sequence<s[i]...>;

};

template <std::size_t N, const char* Input>

using make_char_sequence =

typename make_char_sequence_impl<N, Input, sqlpp::detail::make_index_sequence<N - 1>>::type;

} // namespace sqlpp

#endif