electron/native_mate/constructor.h

// This file was GENERATED by command:
//     pump.py constructor.h.pump
// DO NOT EDIT BY HAND!!!

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE.chromium file.

#ifndef NATIVE_MATE_WRAPPABLE_CLASS_H_
#define NATIVE_MATE_WRAPPABLE_CLASS_H_

#include "base/bind.h"
#include "native_mate/function_template.h"

namespace mate {

namespace internal {

// This set of templates invokes a base::Callback by converting the Arguments
// into native types. It relies on the function_template.h to provide helper
// templates.
inline WrappableBase* InvokeFactory(
    Arguments* args,
    const base::Callback<WrappableBase*()>& callback) {
  return callback.Run();
};

template<typename P1>
inline WrappableBase* InvokeFactory(
    Arguments* args,
    const base::Callback<WrappableBase*(P1)>& callback) {
  typename CallbackParamTraits<P1>::LocalType a1;
  if (!GetNextArgument(args, 0, true, &a1))
    return nullptr;
  return callback.Run(a1);
};

template<typename P1, typename P2>
inline WrappableBase* InvokeFactory(
    Arguments* args,
    const base::Callback<WrappableBase*(P1, P2)>& callback) {
  typename CallbackParamTraits<P1>::LocalType a1;
  typename CallbackParamTraits<P2>::LocalType a2;
  if (!GetNextArgument(args, 0, true, &a1) ||
      !GetNextArgument(args, 0, false, &a2))
    return nullptr;
  return callback.Run(a1, a2);
};

template<typename P1, typename P2, typename P3>
inline WrappableBase* InvokeFactory(
    Arguments* args,
    const base::Callback<WrappableBase*(P1, P2, P3)>& callback) {
  typename CallbackParamTraits<P1>::LocalType a1;
  typename CallbackParamTraits<P2>::LocalType a2;
  typename CallbackParamTraits<P3>::LocalType a3;
  if (!GetNextArgument(args, 0, true, &a1) ||
      !GetNextArgument(args, 0, false, &a2) ||
      !GetNextArgument(args, 0, false, &a3))
    return nullptr;
  return callback.Run(a1, a2, a3);
};

template<typename P1, typename P2, typename P3, typename P4>
inline WrappableBase* InvokeFactory(
    Arguments* args,
    const base::Callback<WrappableBase*(P1, P2, P3, P4)>& callback) {
  typename CallbackParamTraits<P1>::LocalType a1;
  typename CallbackParamTraits<P2>::LocalType a2;
  typename CallbackParamTraits<P3>::LocalType a3;
  typename CallbackParamTraits<P4>::LocalType a4;
  if (!GetNextArgument(args, 0, true, &a1) ||
      !GetNextArgument(args, 0, false, &a2) ||
      !GetNextArgument(args, 0, false, &a3) ||
      !GetNextArgument(args, 0, false, &a4))
    return nullptr;
  return callback.Run(a1, a2, a3, a4);
};

template<typename P1, typename P2, typename P3, typename P4, typename P5>
inline WrappableBase* InvokeFactory(
    Arguments* args,
    const base::Callback<WrappableBase*(P1, P2, P3, P4, P5)>& callback) {
  typename CallbackParamTraits<P1>::LocalType a1;
  typename CallbackParamTraits<P2>::LocalType a2;
  typename CallbackParamTraits<P3>::LocalType a3;
  typename CallbackParamTraits<P4>::LocalType a4;
  typename CallbackParamTraits<P5>::LocalType a5;
  if (!GetNextArgument(args, 0, true, &a1) ||
      !GetNextArgument(args, 0, false, &a2) ||
      !GetNextArgument(args, 0, false, &a3) ||
      !GetNextArgument(args, 0, false, &a4) ||
      !GetNextArgument(args, 0, false, &a5))
    return nullptr;
  return callback.Run(a1, a2, a3, a4, a5);
};

template<typename P1, typename P2, typename P3, typename P4, typename P5,
    typename P6>
inline WrappableBase* InvokeFactory(
    Arguments* args,
    const base::Callback<WrappableBase*(P1, P2, P3, P4, P5, P6)>& callback) {
  typename CallbackParamTraits<P1>::LocalType a1;
  typename CallbackParamTraits<P2>::LocalType a2;
  typename CallbackParamTraits<P3>::LocalType a3;
  typename CallbackParamTraits<P4>::LocalType a4;
  typename CallbackParamTraits<P5>::LocalType a5;
  typename CallbackParamTraits<P6>::LocalType a6;
  if (!GetNextArgument(args, 0, true, &a1) ||
      !GetNextArgument(args, 0, false, &a2) ||
      !GetNextArgument(args, 0, false, &a3) ||
      !GetNextArgument(args, 0, false, &a4) ||
      !GetNextArgument(args, 0, false, &a5) ||
      !GetNextArgument(args, 0, false, &a6))
    return nullptr;
  return callback.Run(a1, a2, a3, a4, a5, a6);
};

template<typename Sig>
MATE_METHOD_RETURN_TYPE InvokeNew(const base::Callback<Sig>& factory,
                                  v8::Isolate* isolate, Arguments* args) {
  if (!args->IsConstructCall()) {
    args->ThrowError("Requires constructor call");
    MATE_METHOD_RETURN_UNDEFINED();
  }

  WrappableBase* object;
  {
    // Don't continue if the constructor throws an exception.
    v8::TryCatch try_catch;
    object = internal::InvokeFactory(args, factory);
    if (try_catch.HasCaught()) {
      try_catch.ReThrow();
      MATE_METHOD_RETURN_UNDEFINED();
    }
  }

  if (!object)
    args->ThrowError();

  MATE_METHOD_RETURN_UNDEFINED();
}

}  // namespace internal

}  // namespace mate

#endif  // NATIVE_MATE_WRAPPABLE_CLASS_H_