main.cpp

//-------------------------------------------------------------------------------------------------------
// Copyright (C) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
//-------------------------------------------------------------------------------------------------------

#include "main.hpp"

#include "MetaPlug.hpp"
#include "ChakraCore.h"

int main()
{
  // ... Initialize ChakraCore
  
  // Initialize CurryChakra bindings
  CC::InitializeBindings();
  
  auto result = RunScript(R"(
  (
    () => {
      let test = new TestClass(1.5, 2.5);

      test.x += 12;
      test.PrintSelf();

      return test.x;
    }
  )()
  )");
  
  printf("Result -> %f\n", result->AsFloat()); 

  // ... Cleanup ChakraCore
  
  return 0;
}

main.hpp

#pragma once

#include <cstdio>
#include "MetaPlug.hpp"

Meta(CC::Bind)      // V Pure mix-in parent doens't bloat instance size with a vtable and has no valid downcast
class TestClass : public CC::JsBound {
public:
  Meta(CC::Bind)
  TestClass(float x, float y) :
  x(x), y(y) {};
    
  Meta(CC::Bind)
  void PrintSelf() {
    printf("Native method PrintSelf() called\n");

    printf("%f\n", x);
    printf("%f\n", y);
  };

  Meta(CC::Bind)
  float x;

  Meta(CC::Bind)
  float y;
};

Output

Native method PrintSelf() called
13.500000
2.500000
Result -> 13.5 
test: 1.000000