react-native/ReactCommon/cxxreact/SampleCxxModule.h

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// Copyright 2004-present Facebook. All Rights Reserved.
#pragma once
#include <memory>
#include <vector>
#include <cxxreact/CxxModule.h>
namespace facebook { namespace xplat { namespace samples {
// In a less contrived example, Sample would be part of a traditional
// C++ library.
class Sample {
public:
std::string hello();
double add(double a, double b);
std::string concat(const std::string& a, const std::string& b);
std::string repeat(int count, const std::string& str);
void save(std::map<std::string, std::string> dict);
std::map<std::string, std::string> load();
void call_later(int msec, std::function<void()> f);
void except();
double twice(double n);
private:
std::map<std::string, std::string> state_;
};
class SampleCxxModule : public module::CxxModule {
public:
SampleCxxModule(std::unique_ptr<Sample> sample);
std::string getName();
virtual auto getConstants() -> std::map<std::string, folly::dynamic>;
virtual auto getMethods() -> std::vector<Method>;
private:
void save(folly::dynamic args);
void load(folly::dynamic args, Callback cb);
std::unique_ptr<Sample> sample_;
};
}}}
extern "C" facebook::xplat::module::CxxModule *SampleCxxModule();