Migrate travis tests to Github Actions

.eslintrc.json

@@ -1,6 +1,6 @@
 {
   "extends": [
-    "airbnb",
+    "airbnb-base",
     "prettier"
   ],
   "plugins": [

.github/workflows/node-pretest.yml

@@ -0,0 +1,27 @@
+name: 'Tests: pretest/posttest'
+
+on: [pull_request, push]
+
+jobs:
+  pretest:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ljharb/actions/node/install@main
+        name: 'nvm install lts/* && npm install'
+        with:
+          node-version: 'lts/*'
+      - run: npm run pretest
+
+  posttest:
+    if: 'false'
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ljharb/actions/node/install@main
+        name: 'nvm install lts/* && npm install'
+        with:
+          node-version: 'lts/*'
+      - run: npm run posttest

.github/workflows/node.yml

@@ -0,0 +1,41 @@
+name: 'Tests: node.js'
+
+on: [pull_request, push]
+
+jobs:
+  matrix:
+    runs-on: ubuntu-latest
+    outputs:
+      latest: ${{ steps.set-matrix.outputs.requireds }}
+      minors: ${{ steps.set-matrix.outputs.optionals }}
+    steps:
+      - uses: ljharb/actions/node/matrix@main
+        id: set-matrix
+        with:
+          preset: '>=8'
+          type: 'majors'
+
+  latest:
+    needs: [matrix]
+    name: 'latest majors'
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix: ${{ fromJson(needs.matrix.outputs.latest) }}
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ljharb/actions/node/install@main
+        name: 'nvm install ${{ matrix.node-version }} && npm install'
+        with:
+          node-version: ${{ matrix.node-version }}
+          before_install: npm install -g pnpm@3 yarn@1
+      - run: npm run tests-only
+
+  node:
+    name: 'node 8+'
+    needs: [latest]
+    runs-on: ubuntu-latest
+    steps:
+      - run: 'echo tests completed'

fixtures/pnpm/package.json

@@ -6,11 +6,11 @@
   "license": "MIT",
   "private": true,
   "dependencies": {
-    "eslint": "6.1.0",
-    "eslint-config-airbnb": "18.0.1",
-    "eslint-plugin-import": "^2.18.2",
-    "eslint-plugin-jsx-a11y": "^6.2.3",
-    "eslint-plugin-react": "^7.14.3",
+    "eslint": "^7.2.0",
+    "eslint-config-airbnb": "18.2.1",
+    "eslint-plugin-import": "^2.22.1",
+    "eslint-plugin-jsx-a11y": "^6.4.1",
+    "eslint-plugin-react": "^7.21.5",
     "eslint-plugin-react-hooks": "^1.7.0"
   }
 }

package.json

@@ -55,7 +55,7 @@
     "@babel/preset-env": "^7.7.4",
     "@babel/register": "^7.7.4",
     "eslint": "^6.7.2",
-    "eslint-config-airbnb": "^18.0.1",
+    "eslint-config-airbnb-base": "^14.2.1",
     "eslint-config-prettier": "^6.7.0",
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-jsx-a11y": "^6.2.3",

src/install-peerdeps.js

@@ -3,7 +3,7 @@ import "@babel/polyfill";
 
 import fs from "fs";
 import { spawn } from "child_process";
-import { valid, coerce, maxSatisfying } from "semver";
+import { maxSatisfying } from "semver";
 import * as C from "./constants";
 
 /**