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Copy pathoptimization.cpp
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1100 lines (828 loc) · 25.5 KB
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// This is a generated file, modify: generate/templates/class_content.cc
#include <nan.h>
#include <string.h>
#include "optimization.hpp"
#include <qlo/qladdindefines.hpp>
#include <qlo/optimization.hpp>
#include <ql/math/optimization/spherecylinder.hpp>
#include <ql/math/optimization/endcriteria.hpp>
#include <oh/objecthandler.hpp>
#include <oh/conversions/getobjectvector.hpp>
#include <qlo/valueobjects/vo_all.hpp>
#include <qlo/conversions/all.hpp>
#include "../loop.hpp"
void EndCriteriaWorker::Execute(){
try{
// Construct the Value Object
boost::shared_ptr<ObjectHandler::ValueObject> valueObject(
new QuantLibAddin::ValueObjects::qlEndCriteria(
mObjectID,
mMaxIterations,
mMaxStationaryStateIterations,
mRootEpsilon,
mFunctionEpsilon,
mGradientNormEpsilon,
false
));
// Construct the Object
boost::shared_ptr<ObjectHandler::Object> object(
new QuantLibAddin::EndCriteria(
valueObject,
mMaxIterations,
mMaxStationaryStateIterations,
mRootEpsilon,
mFunctionEpsilon,
mGradientNormEpsilon,
false
));
// Store the Object in the Repository
mReturnValue = ObjectHandler::Repository::instance().storeObject(mObjectID, object, false, valueObject);
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void EndCriteriaWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<String>(mReturnValue).ToLocalChecked()
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::EndCriteria) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
if (info.Length() == 1 || !info[1]->IsNumber()) {
return Nan::ThrowError("MaxIterations is required.");
}
if (info.Length() == 2 || !info[2]->IsNumber()) {
return Nan::ThrowError("MaxStationaryStateIterations is required.");
}
if (info.Length() == 3 || !info[3]->IsNumber()) {
return Nan::ThrowError("RootEpsilon is required.");
}
if (info.Length() == 4 || !info[4]->IsNumber()) {
return Nan::ThrowError("FunctionEpsilon is required.");
}
if (info.Length() == 5 || !info[5]->IsNumber()) {
return Nan::ThrowError("GradientNormEpsilon is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// convert js argument to c++ type
long MaxIterationsCpp = Nan::To<int32_t>(info[1]).FromJust();
// convert js argument to c++ type
long MaxStationaryStateIterationsCpp = Nan::To<int32_t>(info[2]).FromJust();
// convert js argument to c++ type
double RootEpsilonCpp = Nan::To<double>(info[3]).FromJust();
// convert js argument to c++ type
double FunctionEpsilonCpp = Nan::To<double>(info[4]).FromJust();
// convert js argument to c++ type
double GradientNormEpsilonCpp = Nan::To<double>(info[5]).FromJust();
// declare callback
Nan::Callback *callback = new Nan::Callback(info[6].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new EndCriteriaWorker(
callback
,ObjectIDCpp
,MaxIterationsCpp
,MaxStationaryStateIterationsCpp
,RootEpsilonCpp
,FunctionEpsilonCpp
,GradientNormEpsilonCpp
));
}
//EndCriteriaWorker::~EndCriteriaWorker(){
//
//}
//EndCriteriaWorker::Destroy(){
//
//}
void NoConstraintWorker::Execute(){
try{
// Construct the Value Object
boost::shared_ptr<ObjectHandler::ValueObject> valueObject(
new QuantLibAddin::ValueObjects::qlNoConstraint(
mObjectID,
false
));
// Construct the Object
boost::shared_ptr<ObjectHandler::Object> object(
new QuantLibAddin::NoConstraint(
valueObject,
false
));
// Store the Object in the Repository
mReturnValue = ObjectHandler::Repository::instance().storeObject(mObjectID, object, false, valueObject);
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void NoConstraintWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<String>(mReturnValue).ToLocalChecked()
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::NoConstraint) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// declare callback
Nan::Callback *callback = new Nan::Callback(info[1].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new NoConstraintWorker(
callback
,ObjectIDCpp
));
}
//NoConstraintWorker::~NoConstraintWorker(){
//
//}
//NoConstraintWorker::Destroy(){
//
//}
void SimplexWorker::Execute(){
try{
// Construct the Value Object
boost::shared_ptr<ObjectHandler::ValueObject> valueObject(
new QuantLibAddin::ValueObjects::qlSimplex(
mObjectID,
mLambda,
false
));
// Construct the Object
boost::shared_ptr<ObjectHandler::Object> object(
new QuantLibAddin::Simplex(
valueObject,
mLambda,
false
));
// Store the Object in the Repository
mReturnValue = ObjectHandler::Repository::instance().storeObject(mObjectID, object, false, valueObject);
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void SimplexWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<String>(mReturnValue).ToLocalChecked()
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::Simplex) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
if (info.Length() == 1 || !info[1]->IsNumber()) {
return Nan::ThrowError("Lambda is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// convert js argument to c++ type
double LambdaCpp = Nan::To<double>(info[1]).FromJust();
// declare callback
Nan::Callback *callback = new Nan::Callback(info[2].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new SimplexWorker(
callback
,ObjectIDCpp
,LambdaCpp
));
}
//SimplexWorker::~SimplexWorker(){
//
//}
//SimplexWorker::Destroy(){
//
//}
void LevenbergMarquardtWorker::Execute(){
try{
// Construct the Value Object
boost::shared_ptr<ObjectHandler::ValueObject> valueObject(
new QuantLibAddin::ValueObjects::qlLevenbergMarquardt(
mObjectID,
mEpsfcn,
mXtol,
mGtol,
false
));
// Construct the Object
boost::shared_ptr<ObjectHandler::Object> object(
new QuantLibAddin::LevenbergMarquardt(
valueObject,
mEpsfcn,
mXtol,
mGtol,
false
));
// Store the Object in the Repository
mReturnValue = ObjectHandler::Repository::instance().storeObject(mObjectID, object, false, valueObject);
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void LevenbergMarquardtWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<String>(mReturnValue).ToLocalChecked()
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::LevenbergMarquardt) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
if (info.Length() == 1 || !info[1]->IsNumber()) {
return Nan::ThrowError("Epsfcn is required.");
}
if (info.Length() == 2 || !info[2]->IsNumber()) {
return Nan::ThrowError("Xtol is required.");
}
if (info.Length() == 3 || !info[3]->IsNumber()) {
return Nan::ThrowError("Gtol is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// convert js argument to c++ type
double EpsfcnCpp = Nan::To<double>(info[1]).FromJust();
// convert js argument to c++ type
double XtolCpp = Nan::To<double>(info[2]).FromJust();
// convert js argument to c++ type
double GtolCpp = Nan::To<double>(info[3]).FromJust();
// declare callback
Nan::Callback *callback = new Nan::Callback(info[4].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new LevenbergMarquardtWorker(
callback
,ObjectIDCpp
,EpsfcnCpp
,XtolCpp
,GtolCpp
));
}
//LevenbergMarquardtWorker::~LevenbergMarquardtWorker(){
//
//}
//LevenbergMarquardtWorker::Destroy(){
//
//}
void ConjugateGradientWorker::Execute(){
try{
// convert object IDs into library objects
OH_GET_REFERENCE(LineSearchLibObjPtr, mLineSearch,
QuantLibAddin::LineSearch, QuantLib::LineSearch)
// Construct the Value Object
boost::shared_ptr<ObjectHandler::ValueObject> valueObject(
new QuantLibAddin::ValueObjects::qlConjugateGradient(
mObjectID,
mLineSearch,
false
));
// Construct the Object
boost::shared_ptr<ObjectHandler::Object> object(
new QuantLibAddin::ConjugateGradient(
valueObject,
LineSearchLibObjPtr,
false
));
// Store the Object in the Repository
mReturnValue = ObjectHandler::Repository::instance().storeObject(mObjectID, object, false, valueObject);
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void ConjugateGradientWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<String>(mReturnValue).ToLocalChecked()
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::ConjugateGradient) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
if (info.Length() == 1 || !info[1]->IsString()) {
return Nan::ThrowError("LineSearch is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// convert js argument to c++ type
String::Utf8Value strLineSearch(info[1]->ToString());
string LineSearchCpp(strdup(*strLineSearch));
// declare callback
Nan::Callback *callback = new Nan::Callback(info[2].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new ConjugateGradientWorker(
callback
,ObjectIDCpp
,LineSearchCpp
));
}
//ConjugateGradientWorker::~ConjugateGradientWorker(){
//
//}
//ConjugateGradientWorker::Destroy(){
//
//}
void SteepestDescentWorker::Execute(){
try{
// convert object IDs into library objects
OH_GET_REFERENCE(LineSearchLibObjPtr, mLineSearch,
QuantLibAddin::LineSearch, QuantLib::LineSearch)
// Construct the Value Object
boost::shared_ptr<ObjectHandler::ValueObject> valueObject(
new QuantLibAddin::ValueObjects::qlSteepestDescent(
mObjectID,
mLineSearch,
false
));
// Construct the Object
boost::shared_ptr<ObjectHandler::Object> object(
new QuantLibAddin::SteepestDescent(
valueObject,
LineSearchLibObjPtr,
false
));
// Store the Object in the Repository
mReturnValue = ObjectHandler::Repository::instance().storeObject(mObjectID, object, false, valueObject);
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void SteepestDescentWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<String>(mReturnValue).ToLocalChecked()
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::SteepestDescent) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
if (info.Length() == 1 || !info[1]->IsString()) {
return Nan::ThrowError("LineSearch is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// convert js argument to c++ type
String::Utf8Value strLineSearch(info[1]->ToString());
string LineSearchCpp(strdup(*strLineSearch));
// declare callback
Nan::Callback *callback = new Nan::Callback(info[2].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new SteepestDescentWorker(
callback
,ObjectIDCpp
,LineSearchCpp
));
}
//SteepestDescentWorker::~SteepestDescentWorker(){
//
//}
//SteepestDescentWorker::Destroy(){
//
//}
void ArmijoLineSearchWorker::Execute(){
try{
// Construct the Value Object
boost::shared_ptr<ObjectHandler::ValueObject> valueObject(
new QuantLibAddin::ValueObjects::qlArmijoLineSearch(
mObjectID,
mEpsilon,
mAlpha,
mBeta,
false
));
// Construct the Object
boost::shared_ptr<ObjectHandler::Object> object(
new QuantLibAddin::ArmijoLineSearch(
valueObject,
mEpsilon,
mAlpha,
mBeta,
false
));
// Store the Object in the Repository
mReturnValue = ObjectHandler::Repository::instance().storeObject(mObjectID, object, false, valueObject);
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void ArmijoLineSearchWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<String>(mReturnValue).ToLocalChecked()
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::ArmijoLineSearch) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
if (info.Length() == 1 || !info[1]->IsNumber()) {
return Nan::ThrowError("Epsilon is required.");
}
if (info.Length() == 2 || !info[2]->IsNumber()) {
return Nan::ThrowError("Alpha is required.");
}
if (info.Length() == 3 || !info[3]->IsNumber()) {
return Nan::ThrowError("Beta is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// convert js argument to c++ type
double EpsilonCpp = Nan::To<double>(info[1]).FromJust();
// convert js argument to c++ type
double AlphaCpp = Nan::To<double>(info[2]).FromJust();
// convert js argument to c++ type
double BetaCpp = Nan::To<double>(info[3]).FromJust();
// declare callback
Nan::Callback *callback = new Nan::Callback(info[4].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new ArmijoLineSearchWorker(
callback
,ObjectIDCpp
,EpsilonCpp
,AlphaCpp
,BetaCpp
));
}
//ArmijoLineSearchWorker::~ArmijoLineSearchWorker(){
//
//}
//ArmijoLineSearchWorker::Destroy(){
//
//}
void EndCriteriaMaxIterationsWorker::Execute(){
try{
// convert object IDs into library objects
OH_GET_REFERENCE(ObjectIDLibObjPtr, mObjectID,
QuantLibAddin::EndCriteria, QuantLib::EndCriteria)
// invoke the member function
QuantLib::Size returnValue = ObjectIDLibObjPtr->maxIterations(
);
mReturnValue = QuantLibAddin::libraryToScalar(returnValue);
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void EndCriteriaMaxIterationsWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<Number>(mReturnValue)
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::EndCriteriaMaxIterations) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// declare callback
Nan::Callback *callback = new Nan::Callback(info[1].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new EndCriteriaMaxIterationsWorker(
callback
,ObjectIDCpp
));
}
//EndCriteriaMaxIterationsWorker::~EndCriteriaMaxIterationsWorker(){
//
//}
//EndCriteriaMaxIterationsWorker::Destroy(){
//
//}
void EndCriteriaMaxStationaryStateIterationsWorker::Execute(){
try{
// convert object IDs into library objects
OH_GET_REFERENCE(ObjectIDLibObjPtr, mObjectID,
QuantLibAddin::EndCriteria, QuantLib::EndCriteria)
// invoke the member function
QuantLib::Size returnValue = ObjectIDLibObjPtr->maxStationaryStateIterations(
);
mReturnValue = QuantLibAddin::libraryToScalar(returnValue);
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void EndCriteriaMaxStationaryStateIterationsWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<Number>(mReturnValue)
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::EndCriteriaMaxStationaryStateIterations) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// declare callback
Nan::Callback *callback = new Nan::Callback(info[1].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new EndCriteriaMaxStationaryStateIterationsWorker(
callback
,ObjectIDCpp
));
}
//EndCriteriaMaxStationaryStateIterationsWorker::~EndCriteriaMaxStationaryStateIterationsWorker(){
//
//}
//EndCriteriaMaxStationaryStateIterationsWorker::Destroy(){
//
//}
void EndCriteriaFunctionEpsilonWorker::Execute(){
try{
// convert object IDs into library objects
OH_GET_REFERENCE(ObjectIDLibObjPtr, mObjectID,
QuantLibAddin::EndCriteria, QuantLib::EndCriteria)
// invoke the member function
QuantLib::Real returnValue = ObjectIDLibObjPtr->functionEpsilon(
);
mReturnValue = returnValue;
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void EndCriteriaFunctionEpsilonWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<Number>(mReturnValue)
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::EndCriteriaFunctionEpsilon) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// declare callback
Nan::Callback *callback = new Nan::Callback(info[1].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new EndCriteriaFunctionEpsilonWorker(
callback
,ObjectIDCpp
));
}
//EndCriteriaFunctionEpsilonWorker::~EndCriteriaFunctionEpsilonWorker(){
//
//}
//EndCriteriaFunctionEpsilonWorker::Destroy(){
//
//}
void EndCriteriaGradientNormEpsilonWorker::Execute(){
try{
// convert object IDs into library objects
OH_GET_REFERENCE(ObjectIDLibObjPtr, mObjectID,
QuantLibAddin::EndCriteria, QuantLib::EndCriteria)
// invoke the member function
QuantLib::Real returnValue = ObjectIDLibObjPtr->gradientNormEpsilon(
);
mReturnValue = returnValue;
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void EndCriteriaGradientNormEpsilonWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
Nan::New<Number>(mReturnValue)
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::EndCriteriaGradientNormEpsilon) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsString()) {
return Nan::ThrowError("ObjectID is required.");
}
// convert js argument to c++ type
String::Utf8Value strObjectID(info[0]->ToString());
string ObjectIDCpp(strdup(*strObjectID));
// declare callback
Nan::Callback *callback = new Nan::Callback(info[1].As<Function>());
// launch Async worker
Nan::AsyncQueueWorker(new EndCriteriaGradientNormEpsilonWorker(
callback
,ObjectIDCpp
));
}
//EndCriteriaGradientNormEpsilonWorker::~EndCriteriaGradientNormEpsilonWorker(){
//
//}
//EndCriteriaGradientNormEpsilonWorker::Destroy(){
//
//}
void SphereCylinderOptimizerClosestWorker::Execute(){
try{
// convert input datatypes to QuantLib datatypes
// convert input datatypes to QuantLib datatypes
// convert input datatypes to QuantLib datatypes
// convert input datatypes to QuantLib datatypes
// convert input datatypes to QuantLib datatypes
// convert input datatypes to QuantLib datatypes
// convert input datatypes to QuantLib datatypes
QuantLib::Natural MaxIterLib = ObjectHandler::convert2<long>(
mMaxIter, "MaxIter", QuantLib::Null<QuantLib::Natural>());
// convert input datatypes to QuantLib datatypes
// invoke the utility function
std::vector<QuantLib::Real> returnValue = QuantLib::sphereCylinderOptimizerClosest(
mR
,
mS
,
mAlpha
,
mZ1
,
mZ2
,
mZ3
,
MaxIterLib
,
mTol
);
mReturnValue = QuantLibAddin::libraryToVector(returnValue);
}catch(const std::exception &e){
mError = e.what();
}catch (...){
mError = "unkown error";
}
}
void SphereCylinderOptimizerClosestWorker::HandleOKCallback(){
Nan::HandleScope scope;
Local<Array> tmpArray = Nan::New<Array>(mReturnValue.size());
for (unsigned int i = 0; i < mReturnValue.size(); i++) {
Nan::Set(tmpArray,i,Nan::New<Number>(mReturnValue[i]));
}
Local<v8::Value> argv[2] = {
Nan::New<String>(mError).ToLocalChecked(),
tmpArray
};
callback->Call(2, argv);
}
NAN_METHOD(QuantLibNode::SphereCylinderOptimizerClosest) {
// validate js arguments
if (info.Length() == 0 || !info[0]->IsNumber()) {
return Nan::ThrowError("R is required.");
}
if (info.Length() == 1 || !info[1]->IsNumber()) {
return Nan::ThrowError("S is required.");
}
if (info.Length() == 2 || !info[2]->IsNumber()) {
return Nan::ThrowError("Alpha is required.");
}
if (info.Length() == 3 || !info[3]->IsNumber()) {
return Nan::ThrowError("Z1 is required.");
}
if (info.Length() == 4 || !info[4]->IsNumber()) {
return Nan::ThrowError("Z2 is required.");
}
if (info.Length() == 5 || !info[5]->IsNumber()) {
return Nan::ThrowError("Z3 is required.");
}
if (info.Length() == 7 || !info[7]->IsNumber()) {
return Nan::ThrowError("Tol is required.");
}
// convert js argument to c++ type
double RCpp = Nan::To<double>(info[0]).FromJust();
// convert js argument to c++ type
double SCpp = Nan::To<double>(info[1]).FromJust();