[node] Add support for Image expression

platform/node/src/node_expression.cpp

@@ -42,7 +42,8 @@ type::Type parseType(v8::Local<v8::Object> type) {
                                                                 {"color", type::Color},
                                                                 {"value", type::Value},
                                                                 {"formatted", type::Formatted},
-                                                                {"number-format", type::String}};
+                                                                {"number-format", type::String},
+                                                                {"resolvedImage", type::Image}};
 
     v8::Local<v8::Value> v8kind = Nan::Get(type, Nan::New("kind").ToLocalChecked()).ToLocalChecked();
     std::string kind(*v8::String::Utf8Value(v8kind));
@@ -220,6 +221,8 @@ struct ToValue {
 
         return scope.Escape(result);
     }
+
+    v8::Local<v8::Value> operator()(const Image& image) { return toJS(image.toValue()); }
 };
 
 v8::Local<v8::Value> toJS(const Value& value) {