From a0faef9e654ba838ad709fb4d219bbb02aae0b66 Mon Sep 17 00:00:00 2001
From: Keegan Brown <brown.keegan@gmail.com>
Date: Mon, 5 Oct 2015 13:53:34 -0500
Subject: [PATCH] Here goes nothing...
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So apparently Nan v2 has removed Handle and uses Local instead. Not
sure wtf that’s all about. I have no idea if this works, but it builds
in both node v4.1.1 and v0.12.7 and passes the included tests in both.
---
 src/CascadeClassifierWrap.cc | 2 +-
 src/FaceRecognizer.cc        | 8 ++++----
 src/FaceRecognizer.h         | 2 +-
 src/Features2d.cc            | 2 +-
 4 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/CascadeClassifierWrap.cc b/src/CascadeClassifierWrap.cc
index c3dce38..49d347f 100755
--- a/src/CascadeClassifierWrap.cc
+++ b/src/CascadeClassifierWrap.cc
@@ -82,7 +82,7 @@ public:
     Nan::HandleScope scope;
     //  this->matrix->Unref();
 
-    Handle < Value > argv[2];
+    Local < Value > argv[2];
     v8::Local < v8::Array > arr = Nan::New < v8::Array > (this->res.size());
 
     for (unsigned int i = 0; i < this->res.size(); i++) {
diff --git a/src/FaceRecognizer.cc b/src/FaceRecognizer.cc
index 1b2eb82..8bb1bfa 100644
--- a/src/FaceRecognizer.cc
+++ b/src/FaceRecognizer.cc
@@ -29,7 +29,7 @@ void AfterAsyncPredict(uv_work_t *req);
 
 Nan::Persistent<FunctionTemplate> FaceRecognizerWrap::constructor;
 
-void FaceRecognizerWrap::Init(Handle<Object> target) {
+void FaceRecognizerWrap::Init(Local<Object> target) {
   Nan::HandleScope scope;
 
   // Constructor
@@ -135,7 +135,7 @@ FaceRecognizerWrap::FaceRecognizerWrap(cv::Ptr<cv::FaceRecognizer> f,
   typ = type;
 }
 
-Handle<Value> UnwrapTrainingData(Nan::NAN_METHOD_ARGS_TYPE info,
+Local<Value> UnwrapTrainingData(Nan::NAN_METHOD_ARGS_TYPE info,
     cv::vector<cv::Mat>* images, cv::vector<int>* labels) {
 
   if (info.Length() < 1 || !info[0]->IsArray()) {
@@ -176,7 +176,7 @@ NAN_METHOD(FaceRecognizerWrap::TrainSync) {
   cv::vector<cv::Mat> images;
   cv::vector<int> labels;
 
-  Handle<Value> exception = UnwrapTrainingData(info, &images, &labels);
+  Local<Value> exception = UnwrapTrainingData(info, &images, &labels);
   if (!exception->IsUndefined()) {
     info.GetReturnValue().Set(exception);  // FIXME: not too sure about returning exceptions like this
   }
@@ -199,7 +199,7 @@ NAN_METHOD(FaceRecognizerWrap::UpdateSync) {
   cv::vector<cv::Mat> images;
   cv::vector<int> labels;
 
-  Handle<Value> exception = UnwrapTrainingData(info, &images, &labels);
+  Local<Value> exception = UnwrapTrainingData(info, &images, &labels);
   if (!exception->IsUndefined()) {
     JSTHROW(exception);
   }
diff --git a/src/FaceRecognizer.h b/src/FaceRecognizer.h
index 6a19d10..e4db0df 100644
--- a/src/FaceRecognizer.h
+++ b/src/FaceRecognizer.h
@@ -10,7 +10,7 @@ public:
   int typ;
 
   static Nan::Persistent<FunctionTemplate> constructor;
-  static void Init(Handle<Object> target);
+  static void Init(Local<Object> target);
   static NAN_METHOD(New);
 
   FaceRecognizerWrap(cv::Ptr<cv::FaceRecognizer> f, int type);
diff --git a/src/Features2d.cc b/src/Features2d.cc
index ce09abc..d6c7179 100644
--- a/src/Features2d.cc
+++ b/src/Features2d.cc
@@ -82,7 +82,7 @@ public:
   void HandleOKCallback() {
     Nan::HandleScope scope;
 
-    Handle<Value> argv[2];
+    Local<Value> argv[2];
 
     argv[0] = Nan::Null();
     argv[1] = Nan::New<Number>(dissimilarity);