Loosen restriction on the type of value that we can create a reference from

Author: JckXia

src/js_native_api_v8.cc

@@ -2460,9 +2460,9 @@ napi_status napi_create_reference(napi_env env,
   CHECK_ARG(env, result);
 
   v8::Local<v8::Value> v8_value = v8impl::V8LocalValueFromJsValue(value);
-
-  if (!(v8_value->IsObject() || v8_value->IsFunction())) {
-    return napi_set_last_error(env, napi_object_expected);
+  if (!(v8_value->IsObject() || v8_value->IsFunction() ||
+        v8_value->IsSymbol())) {
+    return napi_set_last_error(env, napi_invalid_arg);
   }
 
   v8impl::Reference* reference =

test/js-native-api/test_reference/test.js

@@ -14,6 +14,13 @@ assert.strictEqual(test_reference.finalizeCount, 0);
 // Run each test function in sequence,
 // with an async delay and GC call between each.
 async function runTests() {
+  (() => {
+    const symbol = test_reference.createSymbol('testSym');
+    test_reference.createReference(symbol, 0);
+    assert.strictEqual(test_reference.referenceValue, symbol);
+  })();
+  test_reference.deleteReference();
+
   (() => {
     const value = test_reference.createExternal();
     assert.strictEqual(test_reference.finalizeCount, 0);

test/js-native-api/test_reference/test_reference.c

@@ -35,6 +35,20 @@ static napi_value CreateExternal(napi_env env, napi_callback_info info) {
   return result;
 }
 
+static napi_value CreateSymbol(napi_env env, napi_callback_info info) {
+  
+    size_t argc = 1;
+    napi_value args[1];
+    
+    NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, args, NULL,NULL));
+    NODE_API_ASSERT(env, argc == 1, "Expect one argument only(symbol description)");
+    
+    napi_value result_symbol;
+    
+    NODE_API_CALL(env, napi_create_symbol(env, args[0], &result_symbol));
+    return result_symbol;
+}
+
 static napi_value
 CreateExternalWithFinalize(napi_env env, napi_callback_info info) {
   napi_value result;
@@ -175,6 +189,7 @@ napi_value Init(napi_env env, napi_value exports) {
         CreateExternalWithFinalize),
     DECLARE_NODE_API_PROPERTY("checkExternal", CheckExternal),
     DECLARE_NODE_API_PROPERTY("createReference", CreateReference),
+    DECLARE_NODE_API_PROPERTY("createSymbol", CreateSymbol),
     DECLARE_NODE_API_PROPERTY("deleteReference", DeleteReference),
     DECLARE_NODE_API_PROPERTY("incrementRefcount", IncrementRefcount),
     DECLARE_NODE_API_PROPERTY("decrementRefcount", DecrementRefcount),