Add WIP serializers/msgpack.h

src/serializers/msgpack.h

@@ -0,0 +1,61 @@
+#pragma once
+
+#include "serializer.h"
+
+#include <msgpack.hpp>
+
+class MessagePackReader : public Reader {
+  msgpack::object_handle* m_;
+
+ public:
+  MessagePackReader(msgpack::object_handle* m) : m_(m) {}
+
+  //bool GetBool() override { return m_->GetBool(); }
+  //int GetInt() override { return m_->GetInt(); }
+  //int64_t GetInt64() override { return m_->GetInt64(); }
+  //uint64_t GetUint64() override { return m_->GetUint64(); }
+  //const char* GetString() override { return m_->GetString(); }
+
+  //bool HasMember(const char* x) override { return m_->HasMember(x); }
+  //std::unique_ptr<Reader> operator[](const char* x) override {
+  //  auto& sub = (*m_)[x];
+  //  return std::unique_ptr<JsonReader>(new JsonReader(&sub));
+  //}
+
+  //void IterArray(std::function<void(Reader&)> fn) override {
+  //  for (auto& entry : m_->GetArray()) {
+  //    MessagePackReader sub(&entry);
+  //    fn(sub);
+  //  }
+  //}
+
+  //void DoMember(const char* name, std::function<void(Reader&)> fn) override {
+  //  auto it = m_->FindMember(name);
+  //  if (it != m_->MemberEnd()) {
+  //    MessagePackReader sub(&it->value);
+  //    fn(sub);
+  //  }
+  //}
+};
+
+class MessagePackWriter : public Writer {
+  msgpack::packer<msgpack::sbuffer>* m_;
+
+ public:
+  MessagePackWriter(msgpack::packer<msgpack::sbuffer>* m) : m_(m) {}
+
+  void Null() override { m_->pack_nil(); }
+  void Bool(bool x) override { m_->pack(x); }
+  void Int(int x) override { m_->pack(x); }
+  void Int64(int64_t x) override { m_->pack(x); }
+  void Uint64(uint64_t x) override { m_->pack(x); }
+  void String(const char* x) override { m_->pack(x); }
+  // TODO Remove std::string
+  void String(const char* x, size_t len) override { m_->pack(std::string(x, len)); }
+  void StartArray(size_t n) override { m_->pack_array(uint32_t(n)); }
+  void EndArray() override {}
+  // TODO pack_array
+  void StartObject(size_t n) override { m_->pack_map(uint32_t(n)); }
+  void EndObject() override {}
+  void Key(const char* name) override { m_->pack(name); }
+};