Use "node:" prefixed imports everywhere.

.github/workflows/test.yml

@@ -15,15 +15,21 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node: [8, 10, 12, 14, 16, 18, 20, 22]
+        node: [14.18.0, 14, 16.0.0, 16, 18, 20, 22]
         os: [ubuntu-latest, windows-latest, macOS-latest]
+        exclude:
+          # Node 14 is not available on macos anymore
+          - os: macos-latest
+            node: 14
+          - os: macos-latest
+            node: 14.18.0
 
     steps:
       - name: Clone repository
         uses: actions/checkout@v2
 
       - name: Setup Node.js
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node }}
 

index.js

@@ -7,7 +7,7 @@
 
 'use strict';
 
-const util = require('util');
+const util = require('node:util');
 const toRegexRange = require('to-regex-range');
 
 const isObject = val => val !== null && typeof val === 'object' && !Array.isArray(val);

package.json

@@ -21,7 +21,7 @@
   ],
   "main": "index.js",
   "engines": {
-    "node": ">=8"
+    "node": ">=14.18.0 <15 || >=16"
   },
   "scripts": {
     "lint": "eslint --cache --cache-location node_modules/.cache/.eslintcache --report-unused-disable-directives --ignore-path .gitignore .",
@@ -35,7 +35,7 @@
   },
   "devDependencies": {
     "gulp-format-md": "^2.0.0",
-    "mocha": "^6.1.1",
+    "mocha": "^10.7.0",
     "nyc": "^15.1.0"
   },
   "keywords": [

test/errors.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const assert = require('assert');
+const assert = require('node:assert');
 const fill = require('..');
 
 describe('error handling', () => {

test/invalid.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const assert = require('assert');
+const assert = require('node:assert');
 const fill = require('..');
 
 describe('invalid ranges', () => {

test/matching.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const assert = require('assert');
+const assert = require('node:assert');
 const fill = require('..');
 
 const toRegex = (...args) => new RegExp(`^(${fill(...args)})$`);

test/options.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const assert = require('assert');
+const assert = require('node:assert');
 const exact = require('./support/exact');
 const fill = require('..');
 

test/padding.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const assert = require('assert').strict;
+const assert = require('node:assert').strict;
 const fill = require('..');
 
 describe('padding: numbers', () => {

test/support/exact.js

@@ -1,7 +1,7 @@
 'use strict';
 
-const assert = require('assert');
-const util = require('util');
+const assert = require('node:assert');
+const util = require('node:util');
 
 module.exports = (actual, expected) => {
   assert(Array.isArray(actual));

test/verify-matches.js

@@ -7,7 +7,7 @@
 
 'use strict';
 
-const assert = require('assert');
+const assert = require('node:assert');
 const expand = require('./support/expand');
 const fill = require('..');
 let count = 0;