#pragma once
#include <napi.h>
#include <noattributes.h>
#include <type_traits>

namespace Nobind {

namespace Typemap {
/**
 * Typemap::FromJS rules
 * - The constructor should check the incoming value
 * - The constructor is called on the V8 main thread
 * - Get should return an in-place constructed prvalue
 * - Get can be called in a background thread - no V8 Local<>s allowed
 * - The constructor can create state that will be destroyed after the function call
 * - When throwing a JS Error, throw in the constructor (throw where the Napi::Value is)
 * - (throwing an std::exception is allowed everywhere)
 */
template <typename T> class FromJS;

/**
 * Typemap::ToJS rules
 * - The constructor can be called in a background thread
 * - Get should return an in-place constructed prvalue
 * - Get will be called on the main V8 thread -> Local<>s allowed
 * - The constructor can create state that will be destroyed after the function call
 * - When throwing a JS Error, throw in Get (throw where the Napi::Value is)
 * - (throwing an std::exception is allowed everywhere)
 */
template <typename T, const ReturnAttribute &RETATTR = ReturnDefault> class ToJS;
} // namespace Typemap
namespace TypemapOverrides {

// Empty invalid overridden templates
template <typename T> class FromJS { FromJS() = delete; };
template <typename T, const ReturnAttribute &RETATTR = ReturnDefault> class ToJS { ToJS() = delete; };

} // namespace TypemapOverrides
} // namespace Nobind