Update to Node 18.0.0

.eslintrc.js

@@ -0,0 +1,23 @@
+module.exports = {
+  parserOptions: {
+    ecmaVersion: 'latest'
+  },
+  extends: ['standard'],
+  rules: {
+    /*
+      This is inserted to make this compatible with prettier.
+      Once https://github.com/prettier/prettier/issues/3845 and https://github.com/prettier/prettier/issues/3847 are solved this might be not needed any more.
+    */
+    'space-before-function-paren': 0,
+    curly: [2, 'all']
+  },
+  overrides: [
+    {
+      files: ['**/*.mjs'],
+      parserOptions: {
+        ecmaVersion: 'latest',
+        sourceType: 'module'
+      }
+    }
+  ]
+}

.github/workflows/browsers.yml

@@ -0,0 +1,39 @@
+name: Browsers
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    name: Browsers
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ['ubuntu-latest', 'windows-latest', 'macos-latest']
+        browser: ['chrome', 'firefox', 'safari', 'edge']
+        bundler: ['browserify', 'esbuild', 'rollup', 'webpack']
+        exclude:
+          - os: ubuntu-latest
+            browser: safari
+          - os: windows-latest
+            browser: safari
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Use Node.js 16
+        uses: actions/setup-node@v3
+        with:
+          node-version: 16
+      - name: Restore cached dependencies
+        uses: actions/cache@v3
+        with:
+          path: node_modules
+          key: node-modules-${{ matrix.os }}-${{ hashFiles('package.json') }}
+      - name: Install dependencies
+        run: npm install
+      - name: Install Browser
+        run: ./node_modules/.bin/playwright install ${{ fromJSON('{"chrome":"chromium","edge":"msedge","firefox":"firefox","safari":"webkit"}')[matrix.browser] }}
+      - name: Bundle code
+        run: npm run test:prepare ${{ matrix.bundler }}
+      - name: Run Tests on Browsers
+        run: npm run test:browsers ${{ matrix.browser }} ${{ matrix.bundler }}

.github/workflows/bundlers.yml

@@ -0,0 +1,32 @@
+name: Bundlers
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    name: Bundlers
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        node-version: [12.x, 14.x, 16.x, 18.x]
+        bundler: ['browserify', 'esbuild', 'rollup', 'webpack']
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Use Node.js ${{ matrix.node-version }} on ${{ matrix.os }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+      - name: Restore cached dependencies
+        uses: actions/cache@v3
+        with:
+          path: node_modules
+          key: node-modules-${{ matrix.os }}-${{ hashFiles('package.json') }}
+      - name: Install dependencies
+        run: npm install
+      - name: Bundle code
+        run: npm run test:prepare ${{ matrix.bundler }}
+      - name: Run Tests on Browsers
+        run: npm run test:bundlers ${{ matrix.bundler }}

.github/workflows/node.yml

@@ -0,0 +1,29 @@
+name: Node.js
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    name: Node.js
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        node-version: [12.x, 14.x, 16.x, 18.x]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Use Node.js ${{ matrix.node-version }} on ${{ matrix.os }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+      - name: Restore cached dependencies
+        uses: actions/cache@v3
+        with:
+          path: node_modules
+          key: node-modules-${{ hashFiles('package.json') }}
+      - name: Install dependencies
+        run: npm install
+      - name: Run Tests
+        run: npm run coverage

.gitignore

@@ -1,8 +1,5 @@
+coverage/
 node_modules/
-.zuul.yml
-.nyc_output
-coverage
+node-*.tar.gz
 package-lock.json
-*.tap
-.airtaprc
-yarn.lock
+tmp/

README.md

@@ -1,24 +1,22 @@
 # readable-stream
 
-***Node.js core streams for userland***
+**_Node.js core streams for userland_**
 
-[![npm status](http://img.shields.io/npm/v/readable-stream.svg)](https://www.npmjs.org/package/readable-stream)
+[![npm status](https://img.shields.io/npm/v/readable-stream.svg)](https://npm.im/readable-stream)
 [![node](https://img.shields.io/node/v/readable-stream.svg)](https://www.npmjs.org/package/readable-stream)
-![Node.js](https://github.com/nodejs/readable-stream/workflows/Node.js/badge.svg?branch=main)
-![Sauce Labs](https://github.com/nodejs/readable-stream/workflows/Sauce%20Labs/badge.svg?branch=main)
-
-[![Sauce Test Status](https://saucelabs.com/browser-matrix/readabe-stream.svg)](https://saucelabs.com/u/readabe-stream)
+[![Node.js Build](https://github.com/nodejs/readable-stream/workflows/Node.js/badge.svg)](https://github.com/nodejs/readable-stream/actions?query=workflow%3ANode.js)
+[![Browsers Build](https://github.com/nodejs/readable-stream/workflows/Browsers/badge.svg)](https://github.com/nodejs/readable-stream/actions?query=workflow%3ABrowsers)
 
 ```bash
 npm install --save readable-stream
 ```
 
-This package is a mirror of the streams implementations in Node.js.
+This package is a mirror of the streams implementations in Node.js 18.0.0.
 
-Full documentation may be found on the [Node.js website](https://nodejs.org/dist/v10.19.0/docs/api/stream.html).
+Full documentation may be found on the [Node.js website](https://nodejs.org/dist/v18.0.0/docs/api/stream.html).
 
 If you want to guarantee a stable streams base, regardless of what version of
-Node you, or the users of your libraries are using, use **readable-stream** *only* and avoid the *"stream"* module in Node-core, for background see [this blogpost](http://r.va.gg/2014/06/why-i-dont-use-nodes-core-stream-module.html).
+Node you, or the users of your libraries are using, use **readable-stream** _only_ and avoid the _"stream"_ module in Node-core, for background see [this blogpost](http://r.va.gg/2014/06/why-i-dont-use-nodes-core-stream-module.html).
 
 As of version 2.0.0 **readable-stream** uses semantic versioning.
 
@@ -48,11 +46,8 @@ v3.x.x of `readable-stream` is a cut from Node 10. This version supports Node 6,
    https://github.com/nodejs/node/pull/17979
 
 ## Version 2.x.x
-v2.x.x of `readable-stream` is a cut of the stream module from Node 8 (there have been no semver-major changes from Node 4 to 8). This version supports all Node.js versions from 0.8, as well as evergreen browsers and IE 10 & 11.
 
-### Big Thanks
-
-Cross-browser Testing Platform and Open Source <3 Provided by [Sauce Labs][sauce]
+v2.x.x of `readable-stream` is a cut of the stream module from Node 8 (there have been no semver-major changes from Node 4 to 8). This version supports all Node.js versions from 0.8, as well as evergreen browsers and IE 10 & 11.
 
 # Usage
 
@@ -61,15 +56,8 @@ without any changes, if you are just using one of the main classes and
 functions.
 
 ```js
-const {
-  Readable,
-  Writable,
-  Transform,
-  Duplex,
-  pipeline,
-  finished
-} = require('readable-stream')
-````
+const { Readable, Writable, Transform, Duplex, pipeline, finished } = require('readable-stream')
+```
 
 Note that `require('stream')` will return `Stream`, while
 `require('readable-stream')` will return `Readable`. We discourage using
@@ -106,23 +94,22 @@ module.exports = {
 oversees the development and maintenance of the Streams API within
 Node.js. The responsibilities of the Streams Working Group include:
 
-* Addressing stream issues on the Node.js issue tracker.
-* Authoring and editing stream documentation within the Node.js project.
-* Reviewing changes to stream subclasses within the Node.js project.
-* Redirecting changes to streams from the Node.js project to this
+- Addressing stream issues on the Node.js issue tracker.
+- Authoring and editing stream documentation within the Node.js project.
+- Reviewing changes to stream subclasses within the Node.js project.
+- Redirecting changes to streams from the Node.js project to this
   project.
-* Assisting in the implementation of stream providers within Node.js.
-* Recommending versions of `readable-stream` to be included in Node.js.
-* Messaging about the future of streams to give the community advance
+- Assisting in the implementation of stream providers within Node.js.
+- Recommending versions of `readable-stream` to be included in Node.js.
+- Messaging about the future of streams to give the community advance
   notice of changes.
 
 <a name="members"></a>
+
 ## Team Members
 
-* **Mathias Buus** ([@mafintosh](https://github.com/mafintosh)) &lt;[email protected]&gt;
-* **Matteo Collina** ([@mcollina](https://github.com/mcollina)) &lt;[email protected]&gt;
+- **Mathias Buus** ([@mafintosh](https://github.com/mafintosh)) &lt;[email protected]&gt;
+- **Matteo Collina** ([@mcollina](https://github.com/mcollina)) &lt;[email protected]&gt;
   - Release GPG key: 3ABC01543F22DD2239285CDD818674489FBC127E
-* **Robert Nagy** ([@ronag](https://github.com/ronag)) &lt;[email protected]&gt;
-* **Vincent Weevers** ([@vweevers](https://github.com/vweevers)) &lt;[email protected]&gt;
-
-[sauce]: https://saucelabs.com
+- **Robert Nagy** ([@ronag](https://github.com/ronag)) &lt;[email protected]&gt;
+- **Vincent Weevers** ([@vweevers](https://github.com/vweevers)) &lt;[email protected]&gt;

babel.config.cjs

@@ -0,0 +1,3 @@
+module.exports = {
+  plugins: ['@babel/proposal-nullish-coalescing-operator', '@babel/proposal-optional-chaining']
+}