From 4e7ed79423b98bed92950db9478dde720b5e4d26 Mon Sep 17 00:00:00 2001
From: xibxor <admin@scrollto.com>
Date: Mon, 15 Jul 2019 11:22:55 -0700
Subject: [PATCH 1/2] update calls to use contexts and convert Maybes into
 Checked values, for compatibility with node 12.6.0 and v8 >= 7.5.288.22

---
 src/zlib_sync.cc | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/src/zlib_sync.cc b/src/zlib_sync.cc
index 999c967..2324eb3 100644
--- a/src/zlib_sync.cc
+++ b/src/zlib_sync.cc
@@ -65,15 +65,15 @@ class ZlibSyncInflate : public ObjectWrap {
 
         static NAN_METHOD(Push) {
             ZlibSyncInflate* self = ObjectWrap::Unwrap<ZlibSyncInflate>(info.This());
-
+            auto context = info.GetIsolate()->GetCurrentContext();
             Local<Object> buffer = Local<Object>::Cast(info[0]);
             int flush = Z_NO_FLUSH;
             if(info[1]->IsBoolean()) {
-                if(info[1]->BooleanValue()) {
+                if(info[1]->BooleanValue(context).ToChecked()) {
                     flush = Z_FINISH;
                 }
             } else if(info[1]->IsNumber()) {
-                flush = info[1]->Int32Value();
+                flush = info[1]->Int32Value(context).ToChecked();
             }
 
             z_stream* stream = &self->stream;
@@ -153,7 +153,7 @@ class ZlibSyncInflate : public ObjectWrap {
             if(!info.IsConstructCall()) {
                 return Nan::ThrowTypeError("Use the new operator to construct a ZlibSyncInflate.");
             }
-
+            auto context = info.GetIsolate()->GetCurrentContext();
             unsigned int chunkSize = 16 * 1024;
             bool toString = false;
             int windowBits = 15;
@@ -162,12 +162,12 @@ class ZlibSyncInflate : public ObjectWrap {
 
                 Local<Value> val = Nan::Get(options, Nan::New<String>("chunkSize").ToLocalChecked()).ToLocalChecked();
                 if(val->IsNumber()) {
-                    chunkSize = val->Int32Value();
+                    chunkSize = val->Int32Value(context).ToChecked();
                 }
 
                 val = Nan::Get(options, Nan::New<String>("to").ToLocalChecked()).ToLocalChecked();
                 if(val->IsString()) {
-                    std::string to = *String::Utf8Value(val->ToString());
+                    std::string to = *Nan::Utf8String(val->ToString(context).ToLocalChecked());
                     if(to == "string") {
                         toString = true;
                     }
@@ -175,7 +175,7 @@ class ZlibSyncInflate : public ObjectWrap {
 
                 val = Nan::Get(options, Nan::New<String>("windowBits").ToLocalChecked()).ToLocalChecked();
                 if(val->IsNumber()) {
-                    windowBits = val->Int32Value();
+                    windowBits = val->Int32Value(context).ToChecked();
                 }
             }
 
@@ -187,7 +187,7 @@ class ZlibSyncInflate : public ObjectWrap {
 
         static NAN_MODULE_INIT(Init) {
             Nan::HandleScope scope;
-
+            auto context = Nan::GetCurrentContext();
             Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(New);
             tpl->SetClassName(Nan::New<String>("ZlibSyncInflate").ToLocalChecked());
             tpl->InstanceTemplate()->SetInternalFieldCount(1);
@@ -201,7 +201,7 @@ class ZlibSyncInflate : public ObjectWrap {
             Nan::SetAccessor(itpl, Nan::New<String>("result").ToLocalChecked(), GetResult);
             Nan::SetAccessor(itpl, Nan::New<String>("windowBits").ToLocalChecked(), GetWindowBits);
 
-            target->Set(Nan::New<String>("Inflate").ToLocalChecked(), tpl->GetFunction());
+            target->Set(Nan::New<String>("Inflate").ToLocalChecked(), tpl->GetFunction(context).ToLocalChecked());
         }
 };
 

From a3f3e7080f7198753c18dc53aeb903060ea9c917 Mon Sep 17 00:00:00 2001
From: abalabahaha <hi@abal.moe>
Date: Thu, 1 Aug 2019 23:18:25 -0700
Subject: [PATCH 2/2] Use Nan for getting local Contexts

---
 src/zlib_sync.cc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/zlib_sync.cc b/src/zlib_sync.cc
index 2324eb3..c8af1b8 100644
--- a/src/zlib_sync.cc
+++ b/src/zlib_sync.cc
@@ -65,7 +65,7 @@ class ZlibSyncInflate : public ObjectWrap {
 
         static NAN_METHOD(Push) {
             ZlibSyncInflate* self = ObjectWrap::Unwrap<ZlibSyncInflate>(info.This());
-            auto context = info.GetIsolate()->GetCurrentContext();
+            Local<Context> context = Nan::GetCurrentContext();
             Local<Object> buffer = Local<Object>::Cast(info[0]);
             int flush = Z_NO_FLUSH;
             if(info[1]->IsBoolean()) {
@@ -153,7 +153,7 @@ class ZlibSyncInflate : public ObjectWrap {
             if(!info.IsConstructCall()) {
                 return Nan::ThrowTypeError("Use the new operator to construct a ZlibSyncInflate.");
             }
-            auto context = info.GetIsolate()->GetCurrentContext();
+            Local<Context> context = Nan::GetCurrentContext();
             unsigned int chunkSize = 16 * 1024;
             bool toString = false;
             int windowBits = 15;
@@ -187,7 +187,7 @@ class ZlibSyncInflate : public ObjectWrap {
 
         static NAN_MODULE_INIT(Init) {
             Nan::HandleScope scope;
-            auto context = Nan::GetCurrentContext();
+            Local<Context> context = Nan::GetCurrentContext();
             Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(New);
             tpl->SetClassName(Nan::New<String>("ZlibSyncInflate").ToLocalChecked());
             tpl->InstanceTemplate()->SetInternalFieldCount(1);