fix: use node-util import compatible with node@14

Author: Xunnamius

src/errors.ts

@@ -1,4 +1,4 @@
-import { isNativeError } from 'node:util/types';
+import { types } from 'node:util';
 
 import { $type } from './symbols';
 
@@ -9,6 +9,8 @@ import type {
   Range
 } from './index';
 
+const { isNativeError } = types;
+
 /**
  * A collection of possible errors and warnings.
  */

src/plugin-tester.ts

@@ -3,7 +3,7 @@ import assert from 'node:assert';
 import path from 'node:path';
 import fs from 'node:fs';
 import { EOL } from 'node:os';
-import { isNativeError } from 'node:util/types';
+import { types } from 'node:util';
 import mergeWith from 'lodash.mergewith';
 import stripIndent from 'strip-indent';
 import { createContext, Script } from 'node:vm';
@@ -32,6 +32,8 @@ import type {
 
 import type { Class } from 'type-fest';
 
+const { isNativeError } = types;
+
 const parseErrorStackRegExp =
   /at (?:(?<fn>\S+) )?(?:.*? )?\(?(?<path>(?:\/|file:|\w:\\).*?)(?:\)|$)/i;
 

test/helpers/index.ts

@@ -1,7 +1,7 @@
 import fs from 'node:fs';
 import path from 'node:path';
 import { type AssertionError } from 'node:assert';
-import { isNativeError } from 'node:util/types';
+import { types } from 'node:util';
 
 import { pluginTester } from '../../src/plugin-tester';
 
@@ -11,6 +11,8 @@ import type {
   PluginTesterOptions
 } from '../../src/index';
 
+const { isNativeError } = types;
+
 const dummyDoneCallback: jest.DoneCallback = () => {
   throw new Error('unexpected callback invocation');
 };