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add array_sub template

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This commit is contained in:
bolero-MURAKAMI 2016-03-27 20:55:39 +09:00
parent 0f210dee5f
commit 2ebfc158b9
3 changed files with 35 additions and 5 deletions
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7
example/csv/main.cpp
View file

@ -15,9 +15,6 @@
#include <sprout/string.hpp>
#include <sprout/algorithm.hpp>
template<typename T, std::size_t N>
using subbed_array = sprout::sub_array<sprout::array<T, N> >;
template<typename Char>
struct csv_parser_settings {
public:
@ -45,10 +42,10 @@ public:
};
template<std::size_t N, std::size_t L, typename String, typename ResultString = String>
constexpr subbed_array<subbed_array<ResultString, N>, L>
constexpr sprout::array_sub_t<sprout::array_sub_t<ResultString, N>, L>
parse_csv(String const& src, csv_parser_settings<typename String::value_type> settings = csv_parser_settings<typename String::value_type>()) {
typedef typename String::value_type value_type;
subbed_array<subbed_array<ResultString, N>, L> result = {};
sprout::array_sub_t<sprout::array_sub_t<ResultString, N>, L> result = {};
result.window(0, 1);
result.back().window(0, 0);
auto delimiters = sprout::make_string(settings.delimiter(), value_type('\r'), value_type('\n'));

1
sprout/sub_array.hpp
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@ -18,5 +18,6 @@
#include <sprout/sub_array/sub_window.hpp>
#include <sprout/sub_array/sub_offset.hpp>
#include <sprout/sub_array/type_traits.hpp>
#include <sprout/sub_array/array_sub.hpp>
#endif // #ifndef SPROUT_SUB_ARRAY_HPP

32
sprout/sub_array/array_sub.hpp Normal file
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@ -0,0 +1,32 @@
/*=============================================================================
Copyright (c) 2011-2016 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#ifndef SPROUT_SUB_ARRAY_ARRAY_SUB_HPP
#define SPROUT_SUB_ARRAY_ARRAY_SUB_HPP
#include <sprout/config.hpp>
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/array/array.hpp>
#include <sprout/sub_array/sub_array.hpp>
#include <sprout/type_traits/identity.hpp>
namespace sprout {
//
// array_sub
//
template<typename T, std::size_t N>
struct array_sub
: public sprout::identity<sprout::sub_array<sprout::array<T, N> > >
{};
#if SPROUT_USE_TEMPLATE_ALIASES
template<typename T, std::size_t N>
using array_sub_t = typename sprout::array_sub<T, N>::type;
#endif // #if SPROUT_USE_TEMPLATE_ALIASES
} // namespace sprout
#endif // #ifndef SPROUT_SUB_ARRAY_ARRAY_SUB_HPP