From 1d055261b4144dbf86b2658437015b15d4dd9bff Mon Sep 17 00:00:00 2001
From: Richard <q@1bpm.net>
Date: Sun, 4 Sep 2022 00:32:56 +0100
Subject: initial

---
 include/jsoncons/encode_json.hpp | 315 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 315 insertions(+)
 create mode 100644 include/jsoncons/encode_json.hpp

(limited to 'include/jsoncons/encode_json.hpp')

diff --git a/include/jsoncons/encode_json.hpp b/include/jsoncons/encode_json.hpp
new file mode 100644
index 0000000..706dc44
--- /dev/null
+++ b/include/jsoncons/encode_json.hpp
@@ -0,0 +1,315 @@
+// Copyright 2017 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_ENCODE_JSON_HPP
+#define JSONCONS_ENCODE_JSON_HPP
+
+#include <iostream>
+#include <string>
+#include <tuple>
+#include <memory>
+#include <istream> // std::basic_istream
+#include <jsoncons/encode_traits.hpp>
+#include <jsoncons/json_cursor.hpp>
+
+namespace jsoncons {
+
+    // to string
+
+    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_json(const T& val,
+                Container& s, 
+                const basic_json_encode_options<typename Container::value_type>& options = 
+                    basic_json_encode_options<typename Container::value_type>())
+    {
+        using char_type = typename Container::value_type;
+
+        basic_compact_json_encoder<char_type, jsoncons::string_sink<Container>> encoder(s, options);
+        val.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_json(const T& val,
+                Container& s, 
+                const basic_json_encode_options<typename Container::value_type>& options = basic_json_encode_options<typename Container::value_type>())
+    {
+        using char_type = typename Container::value_type;
+
+        basic_compact_json_encoder<char_type, jsoncons::string_sink<Container>> encoder(s, options);
+        encode_json(val, encoder);
+    }
+
+    // to stream
+
+    template <class T, class CharT>
+    typename std::enable_if<type_traits::is_basic_json<T>::value>::type
+    encode_json(const T& val,
+                std::basic_ostream<CharT>& os, 
+                const basic_json_encode_options<CharT>& options = basic_json_encode_options<CharT>())
+    {
+        basic_compact_json_encoder<CharT> encoder(os, options);
+        val.dump(encoder);
+    }
+
+    template <class T, class CharT>
+    typename std::enable_if<!type_traits::is_basic_json<T>::value>::type
+    encode_json(const T& val,
+                std::basic_ostream<CharT>& os, 
+                const basic_json_encode_options<CharT>& options = basic_json_encode_options<CharT>())
+    {
+        basic_compact_json_encoder<CharT> encoder(os, options);
+        encode_json(val, encoder);
+    }
+
+    // encode_json_pretty
+
+    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_json_pretty(const T& val,
+                       Container& s, 
+                       const basic_json_encode_options<typename Container::value_type>& options = basic_json_encode_options<typename Container::value_type>())
+    {
+        using char_type = typename Container::value_type;
+
+        basic_json_encoder<char_type,jsoncons::string_sink<Container>> encoder(s, options);
+        val.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_json_pretty(const T& val,
+                       Container& s, 
+                       const basic_json_encode_options<typename Container::value_type>& options = basic_json_encode_options<typename Container::value_type>())
+    {
+        using char_type = typename Container::value_type;
+        basic_json_encoder<char_type,jsoncons::string_sink<Container>> encoder(s, options);
+        encode_json(val, encoder);
+    }
+
+    template <class T, class CharT>
+    typename std::enable_if<type_traits::is_basic_json<T>::value>::type
+    encode_json_pretty(const T& val,
+                       std::basic_ostream<CharT>& os, 
+                       const basic_json_encode_options<CharT>& options = basic_json_encode_options<CharT>())
+    {
+        basic_json_encoder<CharT> encoder(os, options);
+        val.dump(encoder);
+    }
+
+    template <class T, class CharT>
+    typename std::enable_if<!type_traits::is_basic_json<T>::value>::type
+    encode_json_pretty(const T& val,
+                       std::basic_ostream<CharT>& os, 
+                       const basic_json_encode_options<CharT>& options = basic_json_encode_options<CharT>())
+    {
+        basic_json_encoder<CharT> encoder(os, options);
+        encode_json(val, encoder);
+    }
+
+    template <class T, class CharT>
+    void encode_json(const T& val, basic_json_visitor<CharT>& encoder)
+    {
+        std::error_code ec;
+        encode_traits<T,CharT>::encode(val, encoder, basic_json<CharT>(), ec);
+        if (ec)
+        {
+            JSONCONS_THROW(ser_error(ec));
+        }
+        encoder.flush();
+    }
+
+    template <class T, class Container, class TempAllocator>
+    void encode_json(temp_allocator_arg_t, const TempAllocator& temp_alloc,
+                     const T& val, 
+                     Container& s, 
+                     indenting line_indent = indenting::no_indent)
+    {
+        encode_json(temp_allocator_arg, temp_alloc, val, s, basic_json_encode_options<typename Container::value_type>(), line_indent);
+    }
+
+// legacy
+
+    template <class T, class Container>
+    void encode_json(const T& val, Container& s, indenting line_indent)
+    {
+        if (line_indent == indenting::indent)
+        {
+            encode_json_pretty(val,s);
+        }
+        else
+        {
+            encode_json(val,s);
+        }
+    }
+
+    template <class T, class Container>
+    void encode_json(const T& val,
+                     Container& s, 
+                     const basic_json_encode_options<typename Container::value_type>& options, 
+                     indenting line_indent)
+    {
+        if (line_indent == indenting::indent)
+        {
+            encode_json_pretty(val,s,options);
+        }
+        else
+        {
+            encode_json(val,s,options);
+        }
+    }
+
+    template <class T, class CharT>
+    void encode_json(const T& val,
+                     std::basic_ostream<CharT>& os, 
+                     indenting line_indent)
+    {
+        if (line_indent == indenting::indent)
+        {
+            encode_json_pretty(val, os);
+        }
+        else
+        {
+            encode_json(val, os);
+        }
+    }
+
+    template <class T, class CharT>
+    void encode_json(const T& val,
+                     std::basic_ostream<CharT>& os, 
+                     const basic_json_encode_options<CharT>& options, 
+                     indenting line_indent)
+    {
+        if (line_indent == indenting::indent)
+        {
+            encode_json_pretty(val, os, options);
+        }
+        else
+        {
+            encode_json(val, os, options);
+        }
+    }
+
+//end legacy
+
+    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_json(temp_allocator_arg_t, const TempAllocator& temp_alloc,
+                const T& val,
+                Container& s, 
+                const basic_json_encode_options<typename Container::value_type>& options, 
+                indenting line_indent = indenting::no_indent)
+    {
+        using char_type = typename Container::value_type;
+        if (line_indent == indenting::indent)
+        {
+            basic_json_encoder<char_type,jsoncons::string_sink<Container>,TempAllocator> encoder(s, options, temp_alloc);
+            val.dump(encoder);
+        }
+        else
+        {
+            basic_compact_json_encoder<char_type, jsoncons::string_sink<Container>,TempAllocator> encoder(s, options, temp_alloc);
+            val.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_json(temp_allocator_arg_t, const TempAllocator& temp_alloc,
+                const T& val,
+                Container& s,
+                const basic_json_encode_options<typename Container::value_type>& options, 
+                indenting line_indent)
+    { 
+        using char_type = typename Container::value_type;
+        if (line_indent == indenting::indent)
+        {
+            basic_json_encoder<char_type,jsoncons::string_sink<Container>,TempAllocator> encoder(s, options, temp_alloc);
+            encode_json(temp_allocator_arg, temp_alloc, val, encoder);
+        }
+        else
+        {
+            basic_compact_json_encoder<char_type,jsoncons::string_sink<Container>,TempAllocator> encoder(s, options, temp_alloc);
+            encode_json(temp_allocator_arg, temp_alloc, val, encoder);
+        }
+    }
+
+    template <class T, class CharT, class TempAllocator>
+    void encode_json(temp_allocator_arg_t, const TempAllocator& temp_alloc,
+                     const T& val, 
+                     std::basic_ostream<CharT>& os, 
+                     indenting line_indent = indenting::no_indent)
+    {
+        encode_json(temp_allocator_arg, temp_alloc, val, os, basic_json_encode_options<CharT>(), line_indent);
+    }
+
+    template <class T, class CharT, class TempAllocator>
+    typename std::enable_if<type_traits::is_basic_json<T>::value>::type
+    encode_json(temp_allocator_arg_t, const TempAllocator& temp_alloc,
+                const T& val,
+                std::basic_ostream<CharT>& os, 
+                const basic_json_encode_options<CharT>& options, 
+                indenting line_indent = indenting::no_indent)
+    {
+        if (line_indent == indenting::indent)
+        {
+            basic_json_encoder<CharT,jsoncons::stream_sink<CharT>,TempAllocator> encoder(os, options, temp_alloc);
+            val.dump(encoder);
+        }
+        else
+        {
+            basic_compact_json_encoder<CharT,jsoncons::stream_sink<CharT>,TempAllocator> encoder(os, options, temp_alloc);
+            val.dump(encoder);
+        }
+    }
+
+    template <class T, class CharT, class TempAllocator>
+    typename std::enable_if<!type_traits::is_basic_json<T>::value>::type
+    encode_json(temp_allocator_arg_t, const TempAllocator& temp_alloc,
+                const T& val,
+                std::basic_ostream<CharT>& os, 
+                const basic_json_encode_options<CharT>& options, 
+                indenting line_indent)
+    {
+        if (line_indent == indenting::indent)
+        {
+            basic_json_encoder<CharT> encoder(os, options);
+            encode_json(temp_allocator_arg, temp_alloc, val, encoder);
+        }
+        else
+        {
+            basic_compact_json_encoder<CharT> encoder(os, options);
+            encode_json(temp_allocator_arg, temp_alloc, val, encoder);
+        }
+    }
+
+    template <class T, class CharT, class TempAllocator>
+    typename std::enable_if<!type_traits::is_basic_json<T>::value>::type
+    encode_json(temp_allocator_arg_t, const TempAllocator& temp_alloc,
+                const T& val,
+                basic_json_visitor<CharT>& encoder)
+    {
+        std::error_code ec;
+        basic_json<CharT,sorted_policy,TempAllocator> proto(temp_alloc);
+        encode_traits<T,CharT>::encode(val, encoder, proto, ec);
+        if (ec)
+        {
+            JSONCONS_THROW(ser_error(ec));
+        }
+        encoder.flush();
+    }
+
+} // jsoncons
+
+#endif
+
-- 
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