Node 8+ deprecation issues

[nthgol]

Hey there,
When deploying server code to google app engine running node LTS, I get the following few errors:

In file included from ../node_modules/nan/nan.h:194:0,
from ../include/x509.h:7,
from ../src/addon.cc:5:
 ../node_modules/nan/nan_maybe_43_inl.h: In function 'Nan::MaybeLocal<v8::Object> Nan::CloneElementAt(v8::Local<v8::Array>, uint32_t)':
 ../node_modules/nan/nan_maybe_43_inl.h:220:58: warning: 'v8::MaybeLocal<v8::Object> v8::Array::CloneElementAt(v8::Local<v8::Context>, uint32_t)' is deprecated (declared at /root/.node-gyp/8.11.1/include/node/v8.h:3516): Cloning is not supported. [-Wdeprecated-declarations]
    return array->CloneElementAt(GetCurrentContext(), index);
                                                           ^
In file included from ../node_modules/nan/nan_new.h:189:0,
                  from ../node_modules/nan/nan.h:200,
                  from ../include/x509.h:7,
                  from ../src/addon.cc:5:
../node_modules/nan/nan_implementation_12_inl.h: In static member function 'static Nan::imp::FactoryBase<v8::BooleanObject>::return_t Nan::imp::Factory<v8::BooleanObject>::New(bool)':
../node_modules/nan/nan_implementation_12_inl.h:40:38: warning: 'static v8::Local<v8::Value> v8::BooleanObject::New(bool)' is deprecated (declared at /root/.node-gyp/8.11.1/include/node/v8.h:4845): Pass an isolate [-Wdeprecated-declarations]
    return v8::BooleanObject::New(value).As<v8::BooleanObject>();
                                       ^
 In file included from ../include/x509.h:7:0,
                  from ../src/addon.cc:5:
 ../node_modules/nan/nan.h: In function 'bool Nan::SetAccessor(v8::Local<v8::Object>, v8::Local<v8::String>, Nan::GetterCallback, Nan::SetterCallback, v8::Local<v8::Value>, v8::AccessControl, v8::PropertyAttribute)':
 ../node_modules/nan/nan.h:1969:16: warning: 'bool v8::Object::SetAccessor(v8::Local<v8::Name>, v8::AccessorNameGetterCallback, v8::AccessorNameSetterCallback, v8::Local<v8::Value>, v8::AccessControl, v8::PropertyAttribute)' is deprecated (declared at /root/.node-gyp/8.11.1/include/node/v8.h:3186): Use maybe version [-Wdeprecated-declarations]
      , attribute);
                 ^
   CXX(target) Release/obj.target/x509/src/x509.o
 In file included from ../node_modules/nan/nan.h:194:0,
                  from ../include/x509.h:7,
                  from ../src/x509.cc:3:
 ../node_modules/nan/nan_maybe_43_inl.h: In function 'Nan::MaybeLocal<v8::Object> Nan::CloneElementAt(v8::Local<v8::Array>, uint32_t)':
 ../node_modules/nan/nan_maybe_43_inl.h:220:58: warning: 'v8::MaybeLocal<v8::Object> v8::Array::CloneElementAt(v8::Local<v8::Context>, uint32_t)' is deprecated (declared at /root/.node-gyp/8.11.1/include/node/v8.h:3516): Cloning is not supported. [-Wdeprecated-declarations]
    return array->CloneElementAt(GetCurrentContext(), index);
                                                           ^
 In file included from ../node_modules/nan/nan_new.h:189:0,
                  from ../node_modules/nan/nan.h:200,
                  from ../include/x509.h:7,
                  from ../src/x509.cc:3:
 ../node_modules/nan/nan_implementation_12_inl.h: In static member function 'static Nan::imp::FactoryBase<v8::BooleanObject>::return_t Nan::imp::Factory<v8::BooleanObject>::New(bool)':
 ../node_modules/nan/nan_implementation_12_inl.h:40:38: warning: 'static v8::Local<v8::Value> v8::BooleanObject::New(bool)' is deprecated (declared at /root/.node-gyp/8.11.1/include/node/v8.h:4845): Pass an isolate [-Wdeprecated-declarations]
    return v8::BooleanObject::New(value).As<v8::BooleanObject>();
                                       ^
 In file included from ../include/x509.h:7:0,
                  from ../src/x509.cc:3:
 ../node_modules/nan/nan.h: In function 'bool Nan::SetAccessor(v8::Local<v8::Object>, v8::Local<v8::String>, Nan::GetterCallback, Nan::SetterCallback, v8::Local<v8::Value>, v8::AccessControl, v8::PropertyAttribute)':
 ../node_modules/nan/nan.h:1969:16: warning: 'bool v8::Object::SetAccessor(v8::Local<v8::Name>, v8::AccessorNameGetterCallback, v8::AccessorNameSetterCallback, v8::Local<v8::Value>, v8::AccessControl, v8::PropertyAttribute)' is deprecated (declared at /root/.node-gyp/8.11.1/include/node/v8.h:3186): Use maybe version [-Wdeprecated-declarations]
      , attribute);
                 ^
 ../src/x509.cc: In function 'v8::Local<v8::Value> try_parse(const string&)':
 ../src/x509.cc:368:38: warning: value computed is not used [-Wunused-value]
      BIO_set_close(ext_bio, BIO_CLOSE);
                                       ^
 ../src/x509.cc: In function 'v8::Local<v8::Value> parse_date(ASN1_TIME*)':
 ../src/x509.cc:433:60: warning: 'v8::Local<v8::Value> v8::Object::CallAsConstructor(int, v8::Local<v8::Value>*)' is deprecated (declared at /root/.node-gyp/8.11.1/include/node/v8.h:3481): Use maybe version [-Wdeprecated-declarations]
    return scope.Escape(DateObject->CallAsConstructor(1, args));

[curioustushar]

Unable to install with node 8 LTS

npm install x509

> x509@0.3.3 install /home/tushar/Projects/node/test/node_modules/x509
> node-gyp rebuild

make: Entering directory '/home/tushar/Projects/node/test/node_modules/x509/build'
  CXX(target) Release/obj.target/x509/src/addon.o
In file included from ../../nan/nan.h:194:0,
                 from ../include/x509.h:7,
                 from ../src/addon.cc:5:
../../nan/nan_maybe_43_inl.h: In function ‘Nan::MaybeLocal<v8::Object> Nan::CloneElementAt(v8::Local<v8::Array>, uint32_t)’:
../../nan/nan_maybe_43_inl.h:220:58: warning: ‘v8::MaybeLocal<v8::Object> v8::Array::CloneElementAt(v8::Local<v8::Context>, uint32_t)’ is deprecated: Cloning is not supported. [-Wdeprecated-declarations]
   return array->CloneElementAt(GetCurrentContext(), index);
                                                          ^
In file included from /home/tushar/.node-gyp/8.9.1/include/node/v8.h:26:0,
                 from /home/tushar/.node-gyp/8.9.1/include/node/node.h:63,
                 from ../include/addon.h:4,
                 from ../src/addon.cc:4:
/home/tushar/.node-gyp/8.9.1/include/node/v8.h:3502:36: note: declared here
                 MaybeLocal<Object> CloneElementAt(Local<Context> context,
                                    ^
/home/tushar/.node-gyp/8.9.1/include/node/v8config.h:318:3: note: in definition of macro ‘V8_DEPRECATED’
   declarator __attribute__((deprecated(message)))
   ^
In file included from ../../nan/nan_new.h:189:0,
                 from ../../nan/nan.h:200,
                 from ../include/x509.h:7,
                 from ../src/addon.cc:5:
../../nan/nan_implementation_12_inl.h: In static member function ‘static Nan::imp::FactoryBase<v8::BooleanObject>::return_t Nan::imp::Factory<v8::BooleanObject>::New(bool)’:
../../nan/nan_implementation_12_inl.h:40:38: warning: ‘static v8::Local<v8::Value> v8::BooleanObject::New(bool)’ is deprecated: Pass an isolate [-Wdeprecated-declarations]
   return v8::BooleanObject::New(value).As<v8::BooleanObject>();
                                      ^
In file included from /home/tushar/.node-gyp/8.9.1/include/node/v8.h:26:0,
                 from /home/tushar/.node-gyp/8.9.1/include/node/node.h:63,
                 from ../include/addon.h:4,
                 from ../src/addon.cc:4:
/home/tushar/.node-gyp/8.9.1/include/node/v8.h:4793:56: note: declared here
   V8_DEPRECATED("Pass an isolate", static Local<Value> New(bool value));
                                                        ^
/home/tushar/.node-gyp/8.9.1/include/node/v8config.h:318:3: note: in definition of macro ‘V8_DEPRECATED’
   declarator __attribute__((deprecated(message)))
   ^
In file included from ../include/x509.h:7:0,
                 from ../src/addon.cc:5:
../../nan/nan.h: In function ‘bool Nan::SetAccessor(v8::Local<v8::Object>, v8::Local<v8::String>, Nan::GetterCallback, Nan::SetterCallback, v8::Local<v8::Value>, v8::AccessControl, v8::PropertyAttribute)’:
../../nan/nan.h:1969:16: warning: ‘bool v8::Object::SetAccessor(v8::Local<v8::Name>, v8::AccessorNameGetterCallback, v8::AccessorNameSetterCallback, v8::Local<v8::Value>, v8::AccessControl, v8::PropertyAttribute)’ is deprecated: Use maybe version [-Wdeprecated-declarations]
     , attribute);
                ^
In file included from /home/tushar/.node-gyp/8.9.1/include/node/v8.h:26:0,
                 from /home/tushar/.node-gyp/8.9.1/include/node/node.h:63,
                 from ../include/addon.h:4,
                 from ../src/addon.cc:4:
/home/tushar/.node-gyp/8.9.1/include/node/v8.h:3172:22: note: declared here
                 bool SetAccessor(Local<Name> name,
                      ^
/home/tushar/.node-gyp/8.9.1/include/node/v8config.h:318:3: note: in definition of macro ‘V8_DEPRECATED’
   declarator __attribute__((deprecated(message)))
   ^
  CXX(target) Release/obj.target/x509/src/x509.o
In file included from ../../nan/nan.h:194:0,
                 from ../include/x509.h:7,
                 from ../src/x509.cc:3:
../../nan/nan_maybe_43_inl.h: In function ‘Nan::MaybeLocal<v8::Object> Nan::CloneElementAt(v8::Local<v8::Array>, uint32_t)’:
../../nan/nan_maybe_43_inl.h:220:58: warning: ‘v8::MaybeLocal<v8::Object> v8::Array::CloneElementAt(v8::Local<v8::Context>, uint32_t)’ is deprecated: Cloning is not supported. [-Wdeprecated-declarations]
   return array->CloneElementAt(GetCurrentContext(), index);
                                                          ^
In file included from /home/tushar/.node-gyp/8.9.1/include/node/v8.h:26:0,
                 from /home/tushar/.node-gyp/8.9.1/include/node/node.h:63,
                 from ../include/addon.h:4,
                 from ../include/x509.h:5,
                 from ../src/x509.cc:3:
/home/tushar/.node-gyp/8.9.1/include/node/v8.h:3502:36: note: declared here
                 MaybeLocal<Object> CloneElementAt(Local<Context> context,
                                    ^
/home/tushar/.node-gyp/8.9.1/include/node/v8config.h:318:3: note: in definition of macro ‘V8_DEPRECATED’
   declarator __attribute__((deprecated(message)))
   ^
In file included from ../../nan/nan_new.h:189:0,
                 from ../../nan/nan.h:200,
                 from ../include/x509.h:7,
                 from ../src/x509.cc:3:
../../nan/nan_implementation_12_inl.h: In static member function ‘static Nan::imp::FactoryBase<v8::BooleanObject>::return_t Nan::imp::Factory<v8::BooleanObject>::New(bool)’:
../../nan/nan_implementation_12_inl.h:40:38: warning: ‘static v8::Local<v8::Value> v8::BooleanObject::New(bool)’ is deprecated: Pass an isolate [-Wdeprecated-declarations]
   return v8::BooleanObject::New(value).As<v8::BooleanObject>();
                                      ^
In file included from /home/tushar/.node-gyp/8.9.1/include/node/v8.h:26:0,
                 from /home/tushar/.node-gyp/8.9.1/include/node/node.h:63,
                 from ../include/addon.h:4,
                 from ../include/x509.h:5,
                 from ../src/x509.cc:3:
/home/tushar/.node-gyp/8.9.1/include/node/v8.h:4793:56: note: declared here
   V8_DEPRECATED("Pass an isolate", static Local<Value> New(bool value));
                                                        ^
/home/tushar/.node-gyp/8.9.1/include/node/v8config.h:318:3: note: in definition of macro ‘V8_DEPRECATED’
   declarator __attribute__((deprecated(message)))
   ^
In file included from ../include/x509.h:7:0,
                 from ../src/x509.cc:3:
../../nan/nan.h: In function ‘bool Nan::SetAccessor(v8::Local<v8::Object>, v8::Local<v8::String>, Nan::GetterCallback, Nan::SetterCallback, v8::Local<v8::Value>, v8::AccessControl, v8::PropertyAttribute)’:
../../nan/nan.h:1969:16: warning: ‘bool v8::Object::SetAccessor(v8::Local<v8::Name>, v8::AccessorNameGetterCallback, v8::AccessorNameSetterCallback, v8::Local<v8::Value>, v8::AccessControl, v8::PropertyAttribute)’ is deprecated: Use maybe version [-Wdeprecated-declarations]
     , attribute);
                ^
In file included from /home/tushar/.node-gyp/8.9.1/include/node/v8.h:26:0,
                 from /home/tushar/.node-gyp/8.9.1/include/node/node.h:63,
                 from ../include/addon.h:4,
                 from ../include/x509.h:5,
                 from ../src/x509.cc:3:
/home/tushar/.node-gyp/8.9.1/include/node/v8.h:3172:22: note: declared here
                 bool SetAccessor(Local<Name> name,
                      ^
/home/tushar/.node-gyp/8.9.1/include/node/v8config.h:318:3: note: in definition of macro ‘V8_DEPRECATED’
   declarator __attribute__((deprecated(message)))
   ^
../src/x509.cc: In function ‘v8::Local<v8::Value> try_parse(const string&)’:
../src/x509.cc:368:38: warning: value computed is not used [-Wunused-value]
     BIO_set_close(ext_bio, BIO_CLOSE);
                                      ^
../src/x509.cc: In function ‘v8::Local<v8::Value> parse_date(ASN1_TIME*)’:
../src/x509.cc:433:60: warning: ‘v8::Local<v8::Value> v8::Object::CallAsConstructor(int, v8::Local<v8::Value>*)’ is deprecated: Use maybe version [-Wdeprecated-declarations]
   return scope.Escape(DateObject->CallAsConstructor(1, args));
                                                            ^
In file included from /home/tushar/.node-gyp/8.9.1/include/node/v8.h:26:0,
                 from /home/tushar/.node-gyp/8.9.1/include/node/node.h:63,
                 from ../include/addon.h:4,
                 from ../include/x509.h:5,
                 from ../src/x509.cc:3:
/home/tushar/.node-gyp/8.9.1/include/node/v8.h:3467:30: note: declared here
                 Local<Value> CallAsConstructor(int argc, Local<Value> argv[]));
                              ^
/home/tushar/.node-gyp/8.9.1/include/node/v8config.h:318:3: note: in definition of macro ‘V8_DEPRECATED’
   declarator __attribute__((deprecated(message)))
   ^
  SOLINK_MODULE(target) Release/obj.target/x509.node
  COPY Release/x509.node
make: Leaving directory '/home/tushar/Projects/node/test/node_modules/x509/build'