File: encode_csv.hpp

package info (click to toggle)
jsoncons 1.3.2-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 17,584 kB
  • sloc: cpp: 136,382; sh: 33; makefile: 5
file content (131 lines) | stat: -rw-r--r-- 6,488 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/// Copyright 2013-2025 Daniel Parker
// Distributed under the Boost license, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

// See https://github.com/danielaparker/jsoncons for latest version

#ifndef JSONCONS_EXT_CSV_ENCODE_CSV_HPP
#define JSONCONS_EXT_CSV_ENCODE_CSV_HPP

#include <ostream>

#include <jsoncons/config/compiler_support.hpp>
#include <jsoncons/json_exception.hpp>

#include <jsoncons/utility/extension_traits.hpp>
#include <jsoncons_ext/csv/csv_encoder.hpp>
#include <jsoncons_ext/csv/csv_options.hpp>
#include <jsoncons_ext/csv/csv_reader.hpp>
#include <jsoncons/basic_json.hpp>
#include <jsoncons/encode_traits.hpp>
#include <jsoncons/sink.hpp>

namespace jsoncons { 
namespace csv {

    template <typename T,typename CharContainer>
    typename std::enable_if<extension_traits::is_basic_json<T>::value &&
                            extension_traits::is_back_insertable_char_container<CharContainer>::value>::type 
    encode_csv(const T& j, CharContainer& cont, const basic_csv_encode_options<typename CharContainer::value_type>& options = basic_csv_encode_options<typename CharContainer::value_type>())
    {
        using char_type = typename CharContainer::value_type;
        basic_csv_encoder<char_type,jsoncons::string_sink<std::basic_string<char_type>>> encoder(cont,options);
        j.dump(encoder);
    }

    template <typename T,typename CharContainer>
    typename std::enable_if<!extension_traits::is_basic_json<T>::value &&
                            extension_traits::is_back_insertable_char_container<CharContainer>::value>::type 
    encode_csv(const T& val, CharContainer& cont, const basic_csv_encode_options<typename CharContainer::value_type>& options = basic_csv_encode_options<typename CharContainer::value_type>())
    {
        using char_type = typename CharContainer::value_type;
        basic_csv_encoder<char_type,jsoncons::string_sink<std::basic_string<char_type>>> encoder(cont,options);
        std::error_code ec;
        encode_traits<T,char_type>::encode(val, encoder, json(), ec);
        if (JSONCONS_UNLIKELY(ec))
        {
            JSONCONS_THROW(ser_error(ec));
        }
    }

    template <typename T,typename CharT>
    typename std::enable_if<extension_traits::is_basic_json<T>::value,void>::type 
    encode_csv(const T& j, std::basic_ostream<CharT>& os, const basic_csv_encode_options<CharT>& options = basic_csv_encode_options<CharT>())
    {
        using char_type = CharT;
        basic_csv_encoder<char_type,jsoncons::stream_sink<char_type>> encoder(os,options);
        j.dump(encoder);
    }

    template <typename T,typename CharT>
    typename std::enable_if<!extension_traits::is_basic_json<T>::value,void>::type 
    encode_csv(const T& val, std::basic_ostream<CharT>& os, const basic_csv_encode_options<CharT>& options = basic_csv_encode_options<CharT>())
    {
        using char_type = CharT;
        basic_csv_encoder<char_type,jsoncons::stream_sink<char_type>> encoder(os,options);
        std::error_code ec;
        encode_traits<T,CharT>::encode(val, encoder, json(), ec);
        if (JSONCONS_UNLIKELY(ec))
        {
            JSONCONS_THROW(ser_error(ec));
        }
    }

    // with alloc_set.get_temp_allocator()ator_arg_t

    template <typename T,typename CharContainer,typename Allocator,typename TempAllocator >
    typename std::enable_if<extension_traits::is_basic_json<T>::value &&
                            extension_traits::is_back_insertable_char_container<CharContainer>::value>::type 
    encode_csv(const allocator_set<Allocator,TempAllocator>& alloc_set,
               const T& j, CharContainer& cont, const basic_csv_encode_options<typename CharContainer::value_type>& options = basic_csv_encode_options<typename CharContainer::value_type>())
    {
        using char_type = typename CharContainer::value_type;
        basic_csv_encoder<char_type,jsoncons::string_sink<std::basic_string<char_type>>,TempAllocator> encoder(cont, options, alloc_set.get_temp_allocator());
        j.dump(encoder);
    }

    template <typename T,typename CharContainer,typename Allocator,typename TempAllocator >
    typename std::enable_if<!extension_traits::is_basic_json<T>::value &&
                            extension_traits::is_back_insertable_char_container<CharContainer>::value>::type 
    encode_csv(const allocator_set<Allocator,TempAllocator>& alloc_set,
               const T& val, CharContainer& cont, const basic_csv_encode_options<typename CharContainer::value_type>& options = basic_csv_encode_options<typename CharContainer::value_type>())
    {
        using char_type = typename CharContainer::value_type;
        basic_csv_encoder<char_type,jsoncons::string_sink<std::basic_string<char_type>>,TempAllocator> encoder(cont, options, alloc_set.get_temp_allocator());
        std::error_code ec;
        encode_traits<T,char_type>::encode(val, encoder, json(), ec);
        if (JSONCONS_UNLIKELY(ec))
        {
            JSONCONS_THROW(ser_error(ec));
        }
    }

    template <typename T,typename CharT,typename Allocator,typename TempAllocator >
    typename std::enable_if<extension_traits::is_basic_json<T>::value,void>::type 
    encode_csv(const allocator_set<Allocator,TempAllocator>& alloc_set,
               const T& j, std::basic_ostream<CharT>& os, const basic_csv_encode_options<CharT>& options = basic_csv_encode_options<CharT>())
    {
        using char_type = CharT;
        basic_csv_encoder<char_type,jsoncons::stream_sink<char_type>,TempAllocator> encoder(os, options, alloc_set.get_temp_allocator());
        j.dump(encoder);
    }

    template <typename T,typename CharT,typename Allocator,typename TempAllocator >
    typename std::enable_if<!extension_traits::is_basic_json<T>::value,void>::type 
    encode_csv(const allocator_set<Allocator,TempAllocator>& alloc_set,
               const T& val, std::basic_ostream<CharT>& os, const basic_csv_encode_options<CharT>& options = basic_csv_encode_options<CharT>())
    {
        using char_type = CharT;
        basic_csv_encoder<char_type,jsoncons::stream_sink<char_type>,TempAllocator> encoder(os, options, alloc_set.get_temp_allocator());
        std::error_code ec;
        encode_traits<T,CharT>::encode(val, encoder, json(), ec);
        if (JSONCONS_UNLIKELY(ec))
        {
            JSONCONS_THROW(ser_error(ec));
        }
    }

} // namespace csv 
} // namespace jsoncons

#endif // JSONCONS_EXT_CSV_ENCODE_CSV_HPP