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-rw-r--r--graphics/asymptote/LspCpp/include/LibLsp/JsonRpc/serializer.h378
1 files changed, 378 insertions, 0 deletions
diff --git a/graphics/asymptote/LspCpp/include/LibLsp/JsonRpc/serializer.h b/graphics/asymptote/LspCpp/include/LibLsp/JsonRpc/serializer.h
new file mode 100644
index 0000000000..71b6bede59
--- /dev/null
+++ b/graphics/asymptote/LspCpp/include/LibLsp/JsonRpc/serializer.h
@@ -0,0 +1,378 @@
+#pragma once
+
+#include "macro_map.h"
+#ifdef boost
+#include "optional.hpp"
+#else
+#include <boost/optional.hpp>
+#endif
+
+#include <cassert>
+#include <memory>
+#include <string>
+#include <type_traits>
+#include <vector>
+#include <functional>
+#include <map>
+#include <algorithm>
+
+
+struct AbsolutePath;
+
+enum class SerializeFormat { Json, MessagePack };
+
+// A tag type that can be used to write `null` to json.
+struct JsonNull
+{
+ void swap(JsonNull& arg) noexcept;
+};
+
+
+
+class Reader {
+public:
+ virtual ~Reader() {}
+ virtual SerializeFormat Format() const = 0;
+
+ virtual bool IsBool() = 0;
+ virtual bool IsNull() = 0;
+ virtual bool IsArray() = 0;
+ virtual bool IsInt() = 0;
+ virtual bool IsInt64() = 0;
+ virtual bool IsUint64() = 0;
+ virtual bool IsDouble() = 0;
+ virtual bool IsNumber() = 0;
+ virtual bool IsString() = 0;
+
+ virtual void GetNull() = 0;
+ virtual bool GetBool() = 0;
+ virtual int GetInt() = 0;
+ virtual uint32_t GetUint32() = 0;
+ virtual int64_t GetInt64() = 0;
+ virtual uint64_t GetUint64() = 0;
+ virtual double GetDouble() = 0;
+ virtual std::string GetString() = 0;
+
+ virtual bool HasMember(const char* x) = 0;
+ virtual std::unique_ptr<Reader> operator[](const char* x) = 0;
+ virtual void IterMap( std::function<void(const char*, Reader&)> fn) = 0;
+ virtual void IterArray(std::function<void(Reader&)> fn) = 0;
+ virtual void DoMember(const char* name, std::function<void(Reader&)> fn) = 0;
+ virtual std::string ToString() const = 0;
+};
+
+
+
+class Writer {
+public:
+ virtual ~Writer() {}
+ virtual SerializeFormat Format() const = 0;
+
+ virtual void Null() = 0;
+ virtual void Bool(bool x) = 0;
+ virtual void Int(int x) = 0;
+ virtual void Uint32(uint32_t x) = 0;
+ virtual void Int64(int64_t x) = 0;
+ virtual void Uint64(uint64_t x) = 0;
+ virtual void Double(double x) = 0;
+ virtual void String(const char* x) = 0;
+ virtual void String(const char* x, size_t len) = 0;
+ virtual void StartArray(size_t) = 0;
+ virtual void EndArray() = 0;
+ virtual void StartObject() = 0;
+ virtual void EndObject() = 0;
+ virtual void Key(const char* name) = 0;
+};
+
+
+
+struct optionals_mandatory_tag {};
+
+#define REFLECT_MEMBER_START() ReflectMemberStart(visitor, value)
+#define REFLECT_MEMBER_END() ReflectMemberEnd(visitor, value);
+#define REFLECT_MEMBER_END1(value) ReflectMemberEnd(visitor, value);
+#define REFLECT_MEMBER(name) ReflectMember(visitor, #name, value.name)
+#define REFLECT_MEMBER_OPTIONALS(name) \
+ ReflectMember(visitor, #name, value.name, optionals_mandatory_tag{})
+#define REFLECT_MEMBER2(name, value) ReflectMember(visitor, name, value)
+
+#define MAKE_REFLECT_TYPE_PROXY(type_name) \
+ MAKE_REFLECT_TYPE_PROXY2(type_name, std::underlying_type<type_name>::type)
+#define MAKE_REFLECT_TYPE_PROXY2(type, as_type) \
+ inline void Reflect(Reader& visitor, type& value) { \
+ as_type value0; \
+ ::Reflect(visitor, value0); \
+ value = static_cast<type>(value0); \
+ } \
+ inline void Reflect(Writer& visitor, type& value) { \
+ auto value0 = static_cast<as_type>(value); \
+ ::Reflect(visitor, value0); \
+ }
+
+#define _MAPPABLE_REFLECT_MEMBER(name) REFLECT_MEMBER(name);
+#define _MAPPABLE_REFLECT_MEMBER_OPTIONALS(name) REFLECT_MEMBER_OPTIONALS(name);
+
+#define MAKE_REFLECT_EMPTY_STRUCT(type, ...) \
+ template <typename TVisitor> \
+ void Reflect(TVisitor& visitor, type& value) { \
+ REFLECT_MEMBER_START(); \
+ REFLECT_MEMBER_END(); \
+ }
+
+#define MAKE_REFLECT_STRUCT(type, ...) \
+ template <typename TVisitor> \
+ void Reflect(TVisitor& visitor, type& value) { \
+ REFLECT_MEMBER_START(); \
+ MACRO_MAP(_MAPPABLE_REFLECT_MEMBER, __VA_ARGS__) \
+ REFLECT_MEMBER_END(); \
+ }
+
+
+#define _MAPPABLE_SWAP_MEMBER(name) std::swap(name,arg.name);
+
+#define MAKE_SWAP_METHOD(type, ...) \
+void swap(type& arg) noexcept{ \
+ MACRO_MAP(_MAPPABLE_SWAP_MEMBER, __VA_ARGS__) \
+}
+
+#define MAKE_REFLECT_STRUCT_OPTIONALS_MANDATORY(type, ...) \
+ template <typename TVisitor> \
+ void Reflect(TVisitor& visitor, type& value) { \
+ REFLECT_MEMBER_START(); \
+ MACRO_MAP(_MAPPABLE_REFLECT_MEMBER_OPTIONALS, __VA_ARGS__) \
+ REFLECT_MEMBER_END(); \
+ }
+
+// clang-format off
+// Config has many fields, we need to support at least its number of fields.
+#define NUM_VA_ARGS_IMPL(_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,N,...) N
+#define NUM_VA_ARGS(...) NUM_VA_ARGS_IMPL(__VA_ARGS__,30,29,28,27,26,25,24,23,22,21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1)
+// clang-format on
+
+#define _MAPPABLE_REFLECT_ARRAY(name) Reflect(visitor, value.name);
+
+// Reflects the struct so it is serialized as an array instead of an object.
+// This currently only supports writers.
+#define MAKE_REFLECT_STRUCT_WRITER_AS_ARRAY(type, ...) \
+ inline void Reflect(Writer& visitor, type& value) { \
+ visitor.StartArray(NUM_VA_ARGS(__VA_ARGS__)); \
+ MACRO_MAP(_MAPPABLE_REFLECT_ARRAY, __VA_ARGS__) \
+ visitor.EndArray(); \
+ }
+
+//// Elementary types
+
+void Reflect(Reader& visitor, uint8_t& value);
+void Reflect(Writer& visitor, uint8_t& value);
+
+void Reflect(Reader& visitor, short& value);
+void Reflect(Writer& visitor, short& value);
+
+void Reflect(Reader& visitor, unsigned short& value);
+void Reflect(Writer& visitor, unsigned short& value);
+
+void Reflect(Reader& visitor, int& value);
+void Reflect(Writer& visitor, int& value);
+
+void Reflect(Reader& visitor, unsigned& value);
+void Reflect(Writer& visitor, unsigned& value);
+
+void Reflect(Reader& visitor, long& value);
+void Reflect(Writer& visitor, long& value);
+
+void Reflect(Reader& visitor, unsigned long& value);
+void Reflect(Writer& visitor, unsigned long& value);
+
+void Reflect(Reader& visitor, long long& value);
+void Reflect(Writer& visitor, long long& value);
+
+void Reflect(Reader& visitor, unsigned long long& value);
+void Reflect(Writer& visitor, unsigned long long& value);
+
+void Reflect(Reader& visitor, double& value);
+void Reflect(Writer& visitor, double& value);
+
+void Reflect(Reader& visitor, bool& value);
+void Reflect(Writer& visitor, bool& value);
+
+void Reflect(Reader& visitor, std::string& value);
+void Reflect(Writer& visitor, std::string& value);
+
+void Reflect(Reader& visitor, JsonNull& value);
+void Reflect(Writer& visitor, JsonNull& value);
+
+void Reflect(Reader& visitor, SerializeFormat& value);
+void Reflect(Writer& visitor, SerializeFormat& value);
+
+//// Type constructors
+
+template <typename T>
+void Reflect(Reader& visitor, boost::optional<T>& value) {
+ if (visitor.IsNull()) {
+ visitor.GetNull();
+ return;
+ }
+ T real_value;
+ Reflect(visitor, real_value);
+ value = std::move(real_value);
+}
+template <typename T>
+void Reflect(Writer& visitor, boost::optional<T>& value) {
+ if (value)
+ Reflect(visitor, *value);
+ else
+ visitor.Null();
+}
+
+
+template <typename T>
+void ReflectMember(Writer& visitor, const char* name, boost::optional<T>& value) {
+ // For TypeScript optional property key?: value in the spec,
+ // We omit both key and value if value is std::nullopt (null) for JsonWriter
+ // to reduce output. But keep it for other serialization formats.
+ if (value || visitor.Format() != SerializeFormat::Json) {
+ visitor.Key(name);
+ Reflect(visitor, value);
+ }
+}
+
+
+
+template <typename T>
+void ReflectMember(Writer& visitor,
+ const char* name,
+ T& value,
+ optionals_mandatory_tag) {
+ visitor.Key(name);
+ Reflect(visitor, value);
+}
+template <typename T>
+void ReflectMember(Reader& visitor,
+ const char* name,
+ T& value,
+ optionals_mandatory_tag) {
+ Reflect(visitor, value);
+}
+
+template<class T >
+void Reflect(Reader& visitor, std::map<std::string, T>& value)
+{
+ visitor.IterMap([&](const char* name,Reader& entry) {
+ T entry_value;
+ Reflect(entry, entry_value);
+ value[name]=(std::move(entry_value));
+ });
+}
+template<class _Ty >
+void Reflect(Writer& visitor, std::map<std::string, _Ty>& value)
+{
+ REFLECT_MEMBER_START();
+ for (auto& it : value)
+ {
+ visitor.Key(it.first.c_str());
+ Reflect(visitor, it.second);
+ }
+ REFLECT_MEMBER_END();
+}
+
+// std::vector
+template <typename T>
+void Reflect(Reader& visitor, std::vector<T>& values) {
+ visitor.IterArray([&](Reader& entry) {
+ T entry_value;
+ Reflect(entry, entry_value);
+ values.push_back(std::move(entry_value));
+ });
+}
+
+
+template <typename T>
+void Reflect(Writer& visitor, std::vector<T>& values) {
+ visitor.StartArray(values.size());
+ for (auto& value : values)
+ Reflect(visitor, value);
+ visitor.EndArray();
+}
+
+// ReflectMember
+
+inline void DefaultReflectMemberStart(Writer& visitor) {
+ visitor.StartObject();
+}
+inline void DefaultReflectMemberStart(Reader& visitor) {}
+
+template <typename T>
+bool ReflectMemberStart(Reader& visitor, T& value) {
+ return false;
+}
+template <typename T>
+bool ReflectMemberStart(Writer& visitor, T& value) {
+ visitor.StartObject();
+ return true;
+}
+
+template <typename T>
+void ReflectMemberEnd(Reader& visitor, T& value) {}
+template <typename T>
+void ReflectMemberEnd(Writer& visitor, T& value) {
+ visitor.EndObject();
+}
+
+template <typename T>
+void ReflectMember(Reader& visitor, const char* name, T& value) {
+ visitor.DoMember(name, [&](Reader& child) { Reflect(child, value); });
+}
+template <typename T>
+void ReflectMember(Writer& visitor, const char* name, T& value) {
+ visitor.Key(name);
+ Reflect(visitor, value);
+}
+
+template<class _Ty1, class _Ty2>
+void Reflect(Writer& visitor, std::pair< boost::optional<_Ty1>, boost::optional<_Ty2> >& value)
+{
+ if (value.first)
+ {
+ Reflect(visitor, value.first);
+ }
+ else
+ {
+ Reflect(visitor, value.second);
+ }
+}
+template<class _Ty2>
+void Reflect(Reader& visitor, std::pair< boost::optional<bool>, boost::optional<_Ty2> >& value)
+{
+ if(visitor.IsBool())
+ {
+ Reflect(visitor, value.first);
+ return;
+ }
+
+ Reflect(visitor, value.second);
+}
+template<class _Ty2>
+void Reflect(Reader& visitor, std::pair< boost::optional<std::string>, boost::optional<_Ty2> >& value)
+{
+ if (visitor.IsString())
+ {
+ Reflect(visitor, value.first);
+ return;
+ }
+
+ Reflect(visitor, value.second);
+}
+
+
+template<class _Ty1, class _Ty2>
+void Reflect(Reader& visitor, std::pair< boost::optional<_Ty1>, boost::optional<_Ty2> >& value)
+{
+ try
+ {
+ Reflect(visitor, value.second);
+ }
+ catch (...)
+ {
+ Reflect(visitor, value.first);
+ }
+}