Fails to build

[foxt]

  CXX(target) Release/obj.target/smc/native/smc.o
../native/smc.cc:196:17: warning: 'NewFromUtf8' is deprecated: Use maybe version [-Wdeprecated-declarations]
        String::NewFromUtf8(isolate, "Expected string")));
                ^
/Users/thelmgn/.node-gyp/12.7.0/include/node/v8.h:2897:10: note: 'NewFromUtf8' has been explicitly marked deprecated here
  static V8_DEPRECATED(
         ^
/Users/thelmgn/.node-gyp/12.7.0/include/node/v8config.h:311:29: note: expanded from macro 'V8_DEPRECATED'
  declarator __attribute__((deprecated(message)))
                            ^
../native/smc.cc:199:38: error: no matching member function for call to 'ToString'
    v8::String::Utf8Value k(args[0]->ToString());
                            ~~~~~~~~~^~~~~~~~
/Users/thelmgn/.node-gyp/12.7.0/include/node/v8.h:2535:44: note: candidate function not viable: requires single argument 'context', but no arguments were provided
  V8_WARN_UNUSED_RESULT MaybeLocal<String> ToString(
                                           ^
/Users/thelmgn/.node-gyp/12.7.0/include/node/v8.h:2551:31: note: candidate function not viable: requires single argument 'isolate', but no arguments were provided
                Local<String> ToString(Isolate* isolate) const);
                              ^
../native/smc.cc:206:6: error: variable has incomplete type 'void'
void Init(v8::Handle<Object> exports) {
     ^
../native/smc.cc:206:15: error: no member named 'Handle' in namespace 'v8'
void Init(v8::Handle<Object> exports) {
          ~~~~^
../native/smc.cc:206:22: error: 'Object' does not refer to a value
void Init(v8::Handle<Object> exports) {
                     ^
/Users/thelmgn/.node-gyp/12.7.0/include/node/v8.h:3363:17: note: declared here
class V8_EXPORT Object : public Value {
                ^
../native/smc.cc:206:30: error: use of undeclared identifier 'exports'
void Init(v8::Handle<Object> exports) {
                             ^
../native/smc.cc:206:38: error: expected ';' after top level declarator
void Init(v8::Handle<Object> exports) {
                                     ^
                                     ;
1 warning and 6 errors generated.
make: *** [Release/obj.target/smc/native/smc.o] Error 1
gyp ERR! build error 
gyp ERR! stack Error: `make` failed with exit code: 2
gyp ERR! stack     at ChildProcess.onExit (/usr/local/lib/node_modules/npm/node_modules/node-gyp/lib/build.js:266:23)
gyp ERR! stack     at ChildProcess.emit (events.js:203:13)
gyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:272:12)
gyp ERR! System Darwin 18.7.0
gyp ERR! command "/usr/local/bin/node" "/usr/local/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild"
gyp ERR! cwd /Users/thelmgn/Documents/sidepanel-server/node_modules/smc
gyp ERR! node -v v12.7.0
gyp ERR! node-gyp -v v3.8.0
gyp ERR! not ok 
npm WARN [email protected] No description

npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] install: `node-gyp rebuild`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the [email protected] install script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /Users/thelmgn/.npm/_logs/2020-01-31T20_59_23_425Z-debug.log```
macOS Mojave, Node v12.7.0