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author | Richard <q@1bpm.net> | 2022-09-04 00:32:56 +0100 |
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committer | Richard <q@1bpm.net> | 2022-09-04 00:32:56 +0100 |
commit | 1d055261b4144dbf86b2658437015b15d4dd9bff (patch) | |
tree | 6049b19d1bf953a650383de1a5e438b8b82679f6 /include/jsoncons_ext/csv/encode_csv.hpp | |
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Diffstat (limited to 'include/jsoncons_ext/csv/encode_csv.hpp')
-rw-r--r-- | include/jsoncons_ext/csv/encode_csv.hpp | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/include/jsoncons_ext/csv/encode_csv.hpp b/include/jsoncons_ext/csv/encode_csv.hpp new file mode 100644 index 0000000..d919253 --- /dev/null +++ b/include/jsoncons_ext/csv/encode_csv.hpp @@ -0,0 +1,122 @@ +/// Copyright 2013 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_CSV_ENCODE_CSV_HPP +#define JSONCONS_CSV_ENCODE_CSV_HPP + +#include <jsoncons_ext/csv/csv_options.hpp> +#include <jsoncons_ext/csv/csv_reader.hpp> +#include <jsoncons_ext/csv/csv_encoder.hpp> + +namespace jsoncons { +namespace csv { + + template <class T,class Container> + typename std::enable_if<type_traits::is_basic_json<T>::value && + type_traits::is_back_insertable_char_container<Container>::value>::type + encode_csv(const T& j, Container& s, const basic_csv_encode_options<typename Container::value_type>& options = basic_csv_encode_options<typename Container::value_type>()) + { + using char_type = typename Container::value_type; + basic_csv_encoder<char_type,jsoncons::string_sink<std::basic_string<char_type>>> encoder(s,options); + j.dump(encoder); + } + + template <class T,class Container> + typename std::enable_if<!type_traits::is_basic_json<T>::value && + type_traits::is_back_insertable_char_container<Container>::value>::type + encode_csv(const T& val, Container& s, const basic_csv_encode_options<typename Container::value_type>& options = basic_csv_encode_options<typename Container::value_type>()) + { + using char_type = typename Container::value_type; + basic_csv_encoder<char_type,jsoncons::string_sink<std::basic_string<char_type>>> encoder(s,options); + std::error_code ec; + encode_traits<T,char_type>::encode(val, encoder, json(), ec); + if (ec) + { + JSONCONS_THROW(ser_error(ec)); + } + } + + template <class T, class CharT> + typename std::enable_if<type_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 <class T, class CharT> + typename std::enable_if<!type_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 (ec) + { + JSONCONS_THROW(ser_error(ec)); + } + } + + // with temp_allocator_arg_t + + template <class T, class Container, class TempAllocator> + typename std::enable_if<type_traits::is_basic_json<T>::value && + type_traits::is_back_insertable_char_container<Container>::value>::type + encode_csv(temp_allocator_arg_t, const TempAllocator& temp_alloc, + const T& j, Container& s, const basic_csv_encode_options<typename Container::value_type>& options = basic_csv_encode_options<typename Container::value_type>()) + { + using char_type = typename Container::value_type; + basic_csv_encoder<char_type,jsoncons::string_sink<std::basic_string<char_type>>,TempAllocator> encoder(s, options, temp_alloc); + j.dump(encoder); + } + + template <class T, class Container, class TempAllocator> + typename std::enable_if<!type_traits::is_basic_json<T>::value && + type_traits::is_back_insertable_char_container<Container>::value>::type + encode_csv(temp_allocator_arg_t, const TempAllocator& temp_alloc, + const T& val, Container& s, const basic_csv_encode_options<typename Container::value_type>& options = basic_csv_encode_options<typename Container::value_type>()) + { + using char_type = typename Container::value_type; + basic_csv_encoder<char_type,jsoncons::string_sink<std::basic_string<char_type>>,TempAllocator> encoder(s, options, temp_alloc); + std::error_code ec; + encode_traits<T,char_type>::encode(val, encoder, json(), ec); + if (ec) + { + JSONCONS_THROW(ser_error(ec)); + } + } + + template <class T, class CharT, class TempAllocator> + typename std::enable_if<type_traits::is_basic_json<T>::value,void>::type + encode_csv(temp_allocator_arg_t, const TempAllocator& temp_alloc, + 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, temp_alloc); + j.dump(encoder); + } + + template <class T, class CharT, class TempAllocator> + typename std::enable_if<!type_traits::is_basic_json<T>::value,void>::type + encode_csv(temp_allocator_arg_t, const TempAllocator& temp_alloc, + 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, temp_alloc); + std::error_code ec; + encode_traits<T,CharT>::encode(val, encoder, json(), ec); + if (ec) + { + JSONCONS_THROW(ser_error(ec)); + } + } + +} // namespace csv +} // namespace jsoncons + +#endif |