Migrate CI to GitHub Actions

.github/workflows/ci.yml

@@ -0,0 +1,35 @@
+name: CI
+on:
+  push:
+    branches: master
+  pull_request:
+
+jobs:
+  test:
+    name: Node v${{ matrix.node-version }} on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version: [ 10.x, 12.x, 13.x, 14.x ]
+        os: [ ubuntu-latest, macos-latest, windows-latest ]
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+
+    - name: Cache node_modules
+      uses: actions/cache@v2
+      with:
+        path: '**/node_modules'
+        key: ${{ runner.os }}-node_modules-${{ hashFiles('**/package.json') }}
+        restore-keys: |
+          ${{ runner.os }}-node_modules-
+          ${{ runner.os }}-
+
+    - run: npm install
+
+    - run: npm test

README.md

@@ -1,5 +1,3 @@
-[![badge][ci]][circle]
-
 [_Jest_] + [CoffeeScript]
 =========================
 Easily write your [_Jest_]s in CoffeeScript.
@@ -29,9 +27,6 @@ License
 [MIT]:              LICENSE.md
 [Daniel Bayley]:    https://github.com/danielbayley
 
-[ci]:               https://img.shields.io/circleci/project/danielbayley/jest-preset-coffeescript.svg?style=flat-square
-[circle]:           https://circleci.com/gh/danielbayley/jest-preset-coffeescript
-
 [_jest_]:           https://facebook.github.io/jest
 [_transform_]:      https://facebook.github.io/jest/docs/en/configuration.html#transform-object-string-string
 

package.json

@@ -73,15 +73,15 @@
   "scripts": {
     "prepare": "coffee --compile --bare --transpile *.coffee",
     "precommit": "lint-staged",
-    "prepublishOnly": "CI=true npm test",
+    "prepublishOnly": "GITHUB_ACTIONS=true npm test",
     "prerelease": "git stash --include-untracked",
     "release": "npm version --",
     "postversion": "git push --follow-tags && npm publish && git stash pop --index",
     "pretest": "npm run prepare",
     "test": "npm run test.lint && npm run test.jest",
     "test.lint": "npm run test.lint.coffee",
     "test.lint.coffee": "coffeelint -- *.coffee test/*.*coffee*",
-    "test.jest": "jest ${CI+--ci --all --no-cache}",
+    "test.jest": "jest ${GITHUB_ACTIONS+--ci --all --no-cache}",
     "clean": "rm -f jest-preset.js* & jest --clearCache --config {}"
   }
 }