Upload Kmake

test/js-native-api/test_general/binding.gyp

@@ -0,0 +1,10 @@
+{
+  "targets": [
+    {
+      "target_name": "test_general",
+      "sources": [
+        "test_general.c"
+      ]
+    }
+  ]
+}

test/js-native-api/test_general/test.js

@@ -0,0 +1,97 @@
+'use strict';
+// Flags: --expose-gc
+
+const common = require('../../common');
+const test_general = require(`./build/${common.buildType}/test_general`);
+const assert = require('assert');
+const { gcUntil } = require('../../common/gc');
+
+const val1 = '1';
+const val2 = 1;
+const val3 = 1;
+
+class BaseClass {
+}
+
+class ExtendedClass extends BaseClass {
+}
+
+const baseObject = new BaseClass();
+const extendedObject = new ExtendedClass();
+
+// Test napi_strict_equals
+assert.ok(test_general.testStrictEquals(val1, val1));
+assert.strictEqual(test_general.testStrictEquals(val1, val2), false);
+assert.ok(test_general.testStrictEquals(val2, val3));
+
+// Test napi_get_prototype
+assert.strictEqual(test_general.testGetPrototype(baseObject),
+                   Object.getPrototypeOf(baseObject));
+assert.strictEqual(test_general.testGetPrototype(extendedObject),
+                   Object.getPrototypeOf(extendedObject));
+// Prototypes for base and extended should be different.
+assert.notStrictEqual(test_general.testGetPrototype(baseObject),
+                      test_general.testGetPrototype(extendedObject));
+
+// Test version management functions
+assert.strictEqual(test_general.testGetVersion(), 10);
+
+[
+  123,
+  'test string',
+  function() {},
+  new Object(),
+  true,
+  undefined,
+  Symbol(),
+].forEach((val) => {
+  assert.strictEqual(test_general.testNapiTypeof(val), typeof val);
+});
+
+// Since typeof in js return object need to validate specific case
+// for null
+assert.strictEqual(test_general.testNapiTypeof(null), 'null');
+
+// Assert that wrapping twice fails.
+const x = {};
+test_general.wrap(x);
+assert.throws(() => test_general.wrap(x),
+              { name: 'Error', message: 'Invalid argument' });
+// Clean up here, otherwise derefItemWasCalled() will be polluted.
+test_general.removeWrap(x);
+
+// Ensure that wrapping, removing the wrap, and then wrapping again works.
+const y = {};
+test_general.wrap(y);
+test_general.removeWrap(y);
+// Wrapping twice succeeds if a remove_wrap() separates the instances
+test_general.wrap(y);
+// Clean up here, otherwise derefItemWasCalled() will be polluted.
+test_general.removeWrap(y);
+
+// Test napi_adjust_external_memory
+const adjustedValue = test_general.testAdjustExternalMemory();
+assert.strictEqual(typeof adjustedValue, 'number');
+assert(adjustedValue > 0);
+
+async function runGCTests() {
+  // Ensure that garbage collecting an object with a wrapped native item results
+  // in the finalize callback being called.
+  assert.strictEqual(test_general.derefItemWasCalled(), false);
+
+  (() => test_general.wrap({}))();
+  await gcUntil('deref_item() was called upon garbage collecting a ' +
+                       'wrapped object.',
+                () => test_general.derefItemWasCalled());
+
+  // Ensure that removing a wrap and garbage collecting does not fire the
+  // finalize callback.
+  let z = {};
+  test_general.testFinalizeWrap(z);
+  test_general.removeWrap(z);
+  z = null;
+  await gcUntil(
+    'finalize callback was not called upon garbage collection.',
+    () => (!test_general.finalizeWasCalled()));
+}
+runGCTests();

test/js-native-api/test_general/testEnvCleanup.js

@@ -0,0 +1,57 @@
+'use strict';
+
+if (process.argv[2] === 'child') {
+  const common = require('../../common');
+  const test_general = require(`./build/${common.buildType}/test_general`);
+
+  // The second argument to `envCleanupWrap()` is an index into the global
+  // static string array named `env_cleanup_finalizer_messages` on the native
+  // side. A reverse mapping is reproduced here for clarity.
+  const finalizerMessages = {
+    'simple wrap': 0,
+    'wrap, removeWrap': 1,
+    'first wrap': 2,
+    'second wrap': 3,
+  };
+
+  // We attach the three objects we will test to `module.exports` to ensure they
+  // will not be garbage-collected before the process exits.
+
+  // Make sure the finalizer for a simple wrap will be called at env cleanup.
+  module.exports['simple wrap'] =
+    test_general.envCleanupWrap({}, finalizerMessages['simple wrap']);
+
+  // Make sure that a removed wrap does not result in a call to its finalizer at
+  // env cleanup.
+  module.exports['wrap, removeWrap'] =
+    test_general.envCleanupWrap({}, finalizerMessages['wrap, removeWrap']);
+  test_general.removeWrap(module.exports['wrap, removeWrap']);
+
+  // Make sure that only the latest attached version of a re-wrapped item's
+  // finalizer gets called at env cleanup.
+  module.exports['first wrap'] =
+    test_general.envCleanupWrap({}, finalizerMessages['first wrap']);
+  test_general.removeWrap(module.exports['first wrap']);
+  test_general.envCleanupWrap(module.exports['first wrap'],
+                              finalizerMessages['second wrap']);
+} else {
+  const assert = require('assert');
+  const { spawnSync } = require('child_process');
+
+  const child = spawnSync(process.execPath, [__filename, 'child'], {
+    stdio: [ process.stdin, 'pipe', process.stderr ],
+  });
+
+  // Grab the child's output and construct an object whose keys are the rows of
+  // the output and whose values are `true`, so we can compare the output while
+  // ignoring the order in which the lines of it were produced.
+  assert.deepStrictEqual(
+    child.stdout.toString().split(/\r\n|\r|\n/g).reduce((obj, item) =>
+      Object.assign(obj, item ? { [item]: true } : {}), {}), {
+      'finalize at env cleanup for simple wrap': true,
+      'finalize at env cleanup for second wrap': true,
+    });
+
+  // Ensure that the child exited successfully.
+  assert.strictEqual(child.status, 0);
+}

test/js-native-api/test_general/testFinalizer.js

@@ -0,0 +1,37 @@
+'use strict';
+// Flags: --expose-gc
+
+const common = require('../../common');
+const test_general = require(`./build/${common.buildType}/test_general`);
+const assert = require('assert');
+const { gcUntil } = require('../../common/gc');
+
+let finalized = {};
+const callback = common.mustCall(2);
+
+// Add two items to be finalized and ensure the callback is called for each.
+test_general.addFinalizerOnly(finalized, callback);
+test_general.addFinalizerOnly(finalized, callback);
+
+// Ensure attached items cannot be retrieved.
+assert.throws(() => test_general.unwrap(finalized),
+              { name: 'Error', message: 'Invalid argument' });
+
+// Ensure attached items cannot be removed.
+assert.throws(() => test_general.removeWrap(finalized),
+              { name: 'Error', message: 'Invalid argument' });
+finalized = null;
+global.gc();
+
+// Add an item to an object that is already wrapped, and ensure that its
+// finalizer as well as the wrap finalizer gets called.
+async function testFinalizeAndWrap() {
+  assert.strictEqual(test_general.derefItemWasCalled(), false);
+  let finalizeAndWrap = {};
+  test_general.wrap(finalizeAndWrap);
+  test_general.addFinalizerOnly(finalizeAndWrap, common.mustCall());
+  finalizeAndWrap = null;
+  await gcUntil('test finalize and wrap',
+                () => test_general.derefItemWasCalled());
+}
+testFinalizeAndWrap();

test/js-native-api/test_general/testGlobals.js

@@ -0,0 +1,8 @@
+'use strict';
+const common = require('../../common');
+const assert = require('assert');
+
+const test_globals = require(`./build/${common.buildType}/test_general`);
+
+assert.strictEqual(test_globals.getUndefined(), undefined);
+assert.strictEqual(test_globals.getNull(), null);

test/js-native-api/test_general/testInstanceOf.js

@@ -0,0 +1,95 @@
+'use strict';
+const common = require('../../common');
+const fs = require('fs');
+const assert = require('assert');
+
+// Addon is referenced through the eval expression in testFile
+const addon = require(`./build/${common.buildType}/test_general`);
+const path = require('path');
+
+// This test depends on a number of V8 tests.
+const v8TestsDir = path.resolve(__dirname, '..', '..', '..', 'deps', 'v8',
+                                'test', 'mjsunit');
+const v8TestsDirExists = fs.existsSync(v8TestsDir);
+
+// The following assert functions are referenced by v8's unit tests
+// See for instance deps/v8/test/mjsunit/instanceof.js
+// eslint-disable-next-line no-unused-vars
+function assertTrue(assertion) {
+  return assert.strictEqual(assertion, true);
+}
+
+// eslint-disable-next-line no-unused-vars
+function assertFalse(assertion) {
+  assert.strictEqual(assertion, false);
+}
+
+// eslint-disable-next-line no-unused-vars
+function assertEquals(leftHandSide, rightHandSide) {
+  assert.strictEqual(leftHandSide, rightHandSide);
+}
+
+// eslint-disable-next-line no-unused-vars
+function assertThrows(statement) {
+  assert.throws(function() {
+    eval(statement);
+  }, Error);
+}
+
+function testFile(fileName) {
+  try {
+    const contents = fs.readFileSync(fileName, { encoding: 'utf8' });
+    eval(contents.replace(/[(]([^\s(]+)\s+instanceof\s+([^)]+)[)]/g,
+                          '(addon.doInstanceOf($1, $2))'));
+  } catch (err) {
+    // This test depends on V8 test files, which may not exist in downloaded
+    // archives. Emit a warning if the tests cannot be found instead of failing.
+    if (err.code === 'ENOENT' && !v8TestsDirExists)
+      process.emitWarning(`test file ${fileName} does not exist.`);
+    else
+      throw err;
+  }
+}
+
+testFile(path.join(v8TestsDir, 'instanceof.js'));
+testFile(path.join(v8TestsDir, 'instanceof-2.js'));
+
+// We can only perform this test if we have a working Symbol.hasInstance
+if (typeof Symbol !== 'undefined' && 'hasInstance' in Symbol &&
+    typeof Symbol.hasInstance === 'symbol') {
+
+  function compareToNative(theObject, theConstructor) {
+    assert.strictEqual(
+      addon.doInstanceOf(theObject, theConstructor),
+      (theObject instanceof theConstructor),
+    );
+  }
+
+  function MyClass() {}
+  Object.defineProperty(MyClass, Symbol.hasInstance, {
+    value: function(candidate) {
+      return 'mark' in candidate;
+    },
+  });
+
+  function MySubClass() {}
+  MySubClass.prototype = new MyClass();
+
+  let x = new MySubClass();
+  let y = new MySubClass();
+  x.mark = true;
+
+  compareToNative(x, MySubClass);
+  compareToNative(y, MySubClass);
+  compareToNative(x, MyClass);
+  compareToNative(y, MyClass);
+
+  x = new MyClass();
+  y = new MyClass();
+  x.mark = true;
+
+  compareToNative(x, MySubClass);
+  compareToNative(y, MySubClass);
+  compareToNative(x, MyClass);
+  compareToNative(y, MyClass);
+}

test/js-native-api/test_general/testNapiRun.js

@@ -0,0 +1,14 @@
+'use strict';
+
+const common = require('../../common');
+const assert = require('assert');
+
+// `addon` is referenced through the eval expression in testFile
+const addon = require(`./build/${common.buildType}/test_general`);
+
+const testCase = '(41.92 + 0.08);';
+const expected = 42;
+const actual = addon.testNapiRun(testCase);
+
+assert.strictEqual(actual, expected);
+assert.throws(() => addon.testNapiRun({ abc: 'def' }), /string was expected/);

test/js-native-api/test_general/testNapiStatus.js

@@ -0,0 +1,8 @@
+'use strict';
+
+const common = require('../../common');
+const addon = require(`./build/${common.buildType}/test_general`);
+const assert = require('assert');
+
+addon.createNapiError();
+assert(addon.testNapiErrorCleanup(), 'napi_status cleaned up for second call');

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

@@ -0,0 +1,315 @@
+// we define NODE_API_NO_EXTERNAL_BUFFERS_ALLOWED here to
+// validate that it can be used as a form of test itself. It is
+// not related to any of the other tests
+// defined in the file
+#define NODE_API_NO_EXTERNAL_BUFFERS_ALLOWED
+#include <js_native_api.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "../common.h"
+#include "../entry_point.h"
+
+static napi_value testStrictEquals(napi_env env, napi_callback_info info) {
+  size_t argc = 2;
+  napi_value args[2];
+  NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, args, NULL, NULL));
+
+  bool bool_result;
+  napi_value result;
+  NODE_API_CALL(env, napi_strict_equals(env, args[0], args[1], &bool_result));
+  NODE_API_CALL(env, napi_get_boolean(env, bool_result, &result));
+
+  return result;
+}
+
+static napi_value testGetPrototype(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));
+
+  napi_value result;
+  NODE_API_CALL(env, napi_get_prototype(env, args[0], &result));
+
+  return result;
+}
+
+static napi_value testGetVersion(napi_env env, napi_callback_info info) {
+  uint32_t version;
+  napi_value result;
+  NODE_API_CALL(env, napi_get_version(env, &version));
+  NODE_API_CALL(env, napi_create_uint32(env, version, &result));
+  return result;
+}
+
+static napi_value doInstanceOf(napi_env env, napi_callback_info info) {
+  size_t argc = 2;
+  napi_value args[2];
+  NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, args, NULL, NULL));
+
+  bool instanceof;
+  NODE_API_CALL(env, napi_instanceof(env, args[0], args[1], &instanceof));
+
+  napi_value result;
+  NODE_API_CALL(env, napi_get_boolean(env, instanceof, &result));
+
+  return result;
+}
+
+static napi_value getNull(napi_env env, napi_callback_info info) {
+  napi_value result;
+  NODE_API_CALL(env, napi_get_null(env, &result));
+  return result;
+}
+
+static napi_value getUndefined(napi_env env, napi_callback_info info) {
+  napi_value result;
+  NODE_API_CALL(env, napi_get_undefined(env, &result));
+  return result;
+}
+
+static napi_value createNapiError(napi_env env, napi_callback_info info) {
+  napi_value value;
+  NODE_API_CALL(env, napi_create_string_utf8(env, "xyz", 3, &value));
+
+  double double_value;
+  napi_status status = napi_get_value_double(env, value, &double_value);
+
+  NODE_API_ASSERT(env, status != napi_ok, "Failed to produce error condition");
+
+  const napi_extended_error_info *error_info = 0;
+  NODE_API_CALL(env, napi_get_last_error_info(env, &error_info));
+
+  NODE_API_ASSERT(env, error_info->error_code == status,
+      "Last error info code should match last status");
+  NODE_API_ASSERT(env, error_info->error_message,
+      "Last error info message should not be null");
+
+  return NULL;
+}
+
+static napi_value testNapiErrorCleanup(napi_env env, napi_callback_info info) {
+  const napi_extended_error_info *error_info = 0;
+  NODE_API_CALL(env, napi_get_last_error_info(env, &error_info));
+
+  napi_value result;
+  bool is_ok = error_info->error_code == napi_ok;
+  NODE_API_CALL(env, napi_get_boolean(env, is_ok, &result));
+
+  return result;
+}
+
+static napi_value testNapiTypeof(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));
+
+  napi_valuetype argument_type;
+  NODE_API_CALL(env, napi_typeof(env, args[0], &argument_type));
+
+  napi_value result = NULL;
+  if (argument_type == napi_number) {
+    NODE_API_CALL(env, napi_create_string_utf8(
+        env, "number", NAPI_AUTO_LENGTH, &result));
+  } else if (argument_type == napi_string) {
+    NODE_API_CALL(env, napi_create_string_utf8(
+        env, "string", NAPI_AUTO_LENGTH, &result));
+  } else if (argument_type == napi_function) {
+    NODE_API_CALL(env, napi_create_string_utf8(
+        env, "function", NAPI_AUTO_LENGTH, &result));
+  } else if (argument_type == napi_object) {
+    NODE_API_CALL(env, napi_create_string_utf8(
+        env, "object", NAPI_AUTO_LENGTH, &result));
+  } else if (argument_type == napi_boolean) {
+    NODE_API_CALL(env, napi_create_string_utf8(
+        env, "boolean", NAPI_AUTO_LENGTH, &result));
+  } else if (argument_type == napi_undefined) {
+    NODE_API_CALL(env, napi_create_string_utf8(
+        env, "undefined", NAPI_AUTO_LENGTH, &result));
+  } else if (argument_type == napi_symbol) {
+    NODE_API_CALL(env, napi_create_string_utf8(
+        env, "symbol", NAPI_AUTO_LENGTH, &result));
+  } else if (argument_type == napi_null) {
+    NODE_API_CALL(env, napi_create_string_utf8(
+        env, "null", NAPI_AUTO_LENGTH, &result));
+  }
+  return result;
+}
+
+static bool deref_item_called = false;
+static void deref_item(napi_env env, void* data, void* hint) {
+  (void) hint;
+
+  NODE_API_ASSERT_RETURN_VOID(env, data == &deref_item_called,
+    "Finalize callback was called with the correct pointer");
+
+  deref_item_called = true;
+}
+
+static napi_value deref_item_was_called(napi_env env, napi_callback_info info) {
+  napi_value it_was_called;
+
+  NODE_API_CALL(env, napi_get_boolean(env, deref_item_called, &it_was_called));
+
+  return it_was_called;
+}
+
+static napi_value wrap_first_arg(napi_env env,
+                                 napi_callback_info info,
+                                 napi_finalize finalizer,
+                                 void* data) {
+  size_t argc = 1;
+  napi_value to_wrap;
+
+  NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, &to_wrap, NULL, NULL));
+  NODE_API_CALL(env, napi_wrap(env, to_wrap, data, finalizer, NULL, NULL));
+
+  return to_wrap;
+}
+
+static napi_value wrap(napi_env env, napi_callback_info info) {
+  deref_item_called = false;
+  return wrap_first_arg(env, info, deref_item, &deref_item_called);
+}
+
+static napi_value unwrap(napi_env env, napi_callback_info info) {
+  size_t argc = 1;
+  napi_value wrapped;
+  void* data;
+
+  NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, &wrapped, NULL, NULL));
+  NODE_API_CALL(env, napi_unwrap(env, wrapped, &data));
+
+  return NULL;
+}
+
+static napi_value remove_wrap(napi_env env, napi_callback_info info) {
+  size_t argc = 1;
+  napi_value wrapped;
+  void* data;
+
+  NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, &wrapped, NULL, NULL));
+  NODE_API_CALL(env, napi_remove_wrap(env, wrapped, &data));
+
+  return NULL;
+}
+
+static bool finalize_called = false;
+static void test_finalize(napi_env env, void* data, void* hint) {
+  finalize_called = true;
+}
+
+static napi_value test_finalize_wrap(napi_env env, napi_callback_info info) {
+  return wrap_first_arg(env, info, test_finalize, NULL);
+}
+
+static napi_value finalize_was_called(napi_env env, napi_callback_info info) {
+  napi_value it_was_called;
+
+  NODE_API_CALL(env, napi_get_boolean(env, finalize_called, &it_was_called));
+
+  return it_was_called;
+}
+
+static napi_value testAdjustExternalMemory(napi_env env, napi_callback_info info) {
+  napi_value result;
+  int64_t adjustedValue;
+
+  NODE_API_CALL(env, napi_adjust_external_memory(env, 1, &adjustedValue));
+  NODE_API_CALL(env, napi_create_double(env, (double)adjustedValue, &result));
+
+  return result;
+}
+
+static napi_value testNapiRun(napi_env env, napi_callback_info info) {
+  napi_value script, result;
+  size_t argc = 1;
+
+  NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, &script, NULL, NULL));
+
+  NODE_API_CALL(env, napi_run_script(env, script, &result));
+
+  return result;
+}
+
+static void finalizer_only_callback(napi_env env, void* data, void* hint) {
+  napi_ref js_cb_ref = data;
+  napi_value js_cb, undefined;
+  NODE_API_CALL_RETURN_VOID(env, napi_get_reference_value(env, js_cb_ref, &js_cb));
+  NODE_API_CALL_RETURN_VOID(env, napi_get_undefined(env, &undefined));
+  NODE_API_CALL_RETURN_VOID(env,
+      napi_call_function(env, undefined, js_cb, 0, NULL, NULL));
+  NODE_API_CALL_RETURN_VOID(env, napi_delete_reference(env, js_cb_ref));
+}
+
+static napi_value add_finalizer_only(napi_env env, napi_callback_info info) {
+  size_t argc = 2;
+  napi_value argv[2];
+  napi_ref js_cb_ref;
+
+  NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, argv, NULL, NULL));
+  NODE_API_CALL(env, napi_create_reference(env, argv[1], 1, &js_cb_ref));
+  NODE_API_CALL(env,
+      napi_add_finalizer(
+          env, argv[0], js_cb_ref, finalizer_only_callback, NULL, NULL));
+  return NULL;
+}
+
+static const char* env_cleanup_finalizer_messages[] = {
+  "simple wrap",
+  "wrap, removeWrap",
+  "first wrap",
+  "second wrap"
+};
+
+static void cleanup_env_finalizer(napi_env env, void* data, void* hint) {
+  (void) env;
+  (void) hint;
+
+  printf("finalize at env cleanup for %s\n",
+      env_cleanup_finalizer_messages[(uintptr_t)data]);
+}
+
+static napi_value env_cleanup_wrap(napi_env env, napi_callback_info info) {
+  size_t argc = 2;
+  napi_value argv[2];
+  uint32_t value;
+  uintptr_t ptr_value;
+  NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, argv, NULL, NULL));
+
+  NODE_API_CALL(env, napi_get_value_uint32(env, argv[1], &value));
+
+  ptr_value = value;
+  return wrap_first_arg(env, info, cleanup_env_finalizer, (void*)ptr_value);
+}
+
+EXTERN_C_START
+napi_value Init(napi_env env, napi_value exports) {
+  napi_property_descriptor descriptors[] = {
+    DECLARE_NODE_API_PROPERTY("testStrictEquals", testStrictEquals),
+    DECLARE_NODE_API_PROPERTY("testGetPrototype", testGetPrototype),
+    DECLARE_NODE_API_PROPERTY("testGetVersion", testGetVersion),
+    DECLARE_NODE_API_PROPERTY("testNapiRun", testNapiRun),
+    DECLARE_NODE_API_PROPERTY("doInstanceOf", doInstanceOf),
+    DECLARE_NODE_API_PROPERTY("getUndefined", getUndefined),
+    DECLARE_NODE_API_PROPERTY("getNull", getNull),
+    DECLARE_NODE_API_PROPERTY("createNapiError", createNapiError),
+    DECLARE_NODE_API_PROPERTY("testNapiErrorCleanup", testNapiErrorCleanup),
+    DECLARE_NODE_API_PROPERTY("testNapiTypeof", testNapiTypeof),
+    DECLARE_NODE_API_PROPERTY("wrap", wrap),
+    DECLARE_NODE_API_PROPERTY("envCleanupWrap", env_cleanup_wrap),
+    DECLARE_NODE_API_PROPERTY("unwrap", unwrap),
+    DECLARE_NODE_API_PROPERTY("removeWrap", remove_wrap),
+    DECLARE_NODE_API_PROPERTY("addFinalizerOnly", add_finalizer_only),
+    DECLARE_NODE_API_PROPERTY("testFinalizeWrap", test_finalize_wrap),
+    DECLARE_NODE_API_PROPERTY("finalizeWasCalled", finalize_was_called),
+    DECLARE_NODE_API_PROPERTY("derefItemWasCalled", deref_item_was_called),
+    DECLARE_NODE_API_PROPERTY("testAdjustExternalMemory", testAdjustExternalMemory)
+  };
+
+  NODE_API_CALL(env, napi_define_properties(
+      env, exports, sizeof(descriptors) / sizeof(*descriptors), descriptors));
+
+  return exports;
+}
+EXTERN_C_END