Fancy-pants browserslist version selector

.eslintrc.js

@@ -41,5 +41,8 @@ module.exports = {
       'named': 'never',
       'asyncArrow': 'always'
     }]
+  },
+  settings: {
+    lintAllEsApis: true,
   }
 }

.github/workflows/test.yml

@@ -12,15 +12,49 @@ permissions:
 
 jobs:
 
-  test:
+  init:
+
     runs-on: ubuntu-latest
+    outputs:
+      matrix: ${{ steps.set-matrix.outputs.matrix }}
+    steps:
+
+      # A package.json file is a requirement of node-setup.
+      - name: checkout
+        uses: actions/checkout@v3
+
+      # We need a relatively modern node, but we're not picky.
+      - name: node-setup
+        uses: actions/setup-node@v3
+        with:
+          node-version: lts/*
+          cache:        npm
+
+      # We only really need browserslist, but meh.
+      - name: node-init
+        run:  npm clean-install
+
+      # Could be a single command, but it'd be super long and crap.
+      - name: set-matrix
+        run: |-
+          set -eo pipefail
+          matrix="$(npx browserslist --json | jq -c '{
+            os:   [ "ubuntu-latest", "windows-latest" ],
+            node: .browsers,
+          }')"
+          #echo "matrix=$matrix" >> $GITHUB_OUTPUT
+          # see https://github.com/actions/runner/issues/2245
+          echo "::set-output name=matrix::$matrix"
+          echo "${matrix}"
+
+  test:
+    needs: init
+
     strategy:
       fail-fast: false
-      matrix:
-        node-version:
-          - 8
-          - 10
-          - 12
+      matrix: ${{ fromJSON(needs.init.outputs.matrix) }}
+
+    runs-on: ${{ matrix.os }}
     steps:
 
       - name: checkout
@@ -29,10 +63,10 @@ jobs:
       - name: node-setup
         uses: actions/setup-node@v3
         with:
-          node-version: ${{ matrix.node-version }}
+          node-version: ${{ matrix.node }}
           cache:        npm
 
-      - name: node-deps
+      - name: node-init
         run:  npm clean-install
 
       - name: lint

package.json

@@ -34,12 +34,18 @@
     "minimatch": "^3.1.2"
   },
   "devDependencies": {
+    "browserslist": "^4.21.5",
     "eslint": "^6.8.0",
     "eslint-plugin-compat": "^4.1.4",
     "mocha": "^10.2.0",
     "q": "^1.5.1"
   },
   "engines": {
     "node": ">=10"
-  }
+  },
+  "browserslist": [
+    "node 8",
+    "node 10",
+    "node 12"
+  ]
 }