chore: update supported Node.js versions (#258)

BREAKING CHANGE: remove support for Node.js 14.x

Author: aduh95

.github/workflows/ci.yml

@@ -46,9 +46,9 @@ jobs:
       fail-fast: false
       matrix:
         node:
-          - 14
           - 16
           - 18
+          - 20
         platform:
           - ubuntu-latest
           - macos-latest

.github/workflows/update-nock-files.yml

@@ -25,7 +25,7 @@ jobs:
         with:
           # Let's use the oldest version supported to be sure the V8
           # serialization is compatible with all supported versions.
-          node-version: 14.x
+          node-version: 16.x
 
       - name: Get the Yarn cache directory path
         id: yarn-cache-dir-path

README.md

@@ -2,26 +2,20 @@
 
 Corepack is a zero-runtime-dependency Node.js script that acts as a bridge
 between Node.js projects and the package managers they are intended to be used
-with during development. In practical terms, **Corepack will let you use Yarn
-and pnpm without having to install them** - just like what currently happens
-with npm, which is shipped by Node.js by default.
-
-**Important:** At the moment, Corepack only covers Yarn and pnpm. Given that we
-have little control on the npm project, we prefer to focus on the Yarn and pnpm
-use cases. As a result, Corepack doesn't have any effect at all on the way you
-use npm.
+with during development. In practical terms, **Corepack lets you use Yarn, npm,
+and pnpm without having to install them**.
 
 ## How to Install
 
 ### Default Installs
 
-Corepack is distributed by default with Node.js 14.19.0 and 16.9.0, but is
-opt-in for the time being. Run `corepack enable` to install the required shims.
+Corepack is [distributed by default with all recent Node.js versions](https://nodejs.org/api/corepack.html).
+Run `corepack enable` to install the required Yarn and pnpm binaries on your path.
 
 ### Manual Installs
 
 <details>
-<summary>Click here to see how to install Corepack using npm</summary>
+<summary>Install Corepack using npm</summary>
 
 First uninstall your global Yarn and pnpm binaries (just leave npm). In general,
 you'd do this by running the following command:
@@ -45,6 +39,12 @@ is distributed along with Node.js itself.
 
 </details>
 
+<details><summary>Install Corepack from source</summary>
+
+See [`CONTRIBUTING.md`](./CONTRIBUTING.md).
+
+</details>
+
 ## Usage
 
 ### When Building Packages

package.json

@@ -10,7 +10,7 @@
     "url": "https://github.com/nodejs/corepack.git"
   },
   "engines": {
-    "node": ">=14.14.0"
+    "node": ">=16.20.0"
   },
   "exports": {
     "./package.json": "./package.json"
@@ -51,7 +51,7 @@
   },
   "scripts": {
     "build": "rm -rf dist shims && run build:bundle && ts-node ./mkshims.ts",
-    "build:bundle": "esbuild ./sources/_lib.ts --bundle --platform=node --target=node14.14.0 --external:corepack --outfile='./dist/lib/corepack.cjs' --resolve-extensions='.ts,.mjs,.js'",
+    "build:bundle": "esbuild ./sources/_lib.ts --bundle --platform=node --target=node16.20.0 --external:corepack --outfile='./dist/lib/corepack.cjs' --resolve-extensions='.ts,.mjs,.js'",
     "corepack": "ts-node ./sources/_cli.ts",
     "lint": "eslint .",
     "prepack": "yarn build",

tsconfig.json

@@ -7,12 +7,12 @@
     "moduleResolution": "node",
     "noEmit": true,
     "forceConsistentCasingInFileNames": true,
-    "lib": ["ES2020"],
+    "lib": ["ES2021"],
     "module": "commonjs",
     "resolveJsonModule": true,
     "skipLibCheck": true,
     "strict": true,
-    "target": "ES2020"
+    "target": "ES2021"
   },
   "ts-node": {
     "transpileOnly": true