Cleanup + Upgrades

.eslintrc

@@ -7,7 +7,7 @@
     "es6": true
   },
   "parserOptions": {
-    "ecmaVersion": 6
+    "ecmaVersion": 8
   },
   "rules": {
     "no-console": "off",

.github/workflows/ci.yml

@@ -0,0 +1,34 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - master
+      - 'v*' # older version branches
+    tags:
+      - '*'
+  pull_request: {}
+  schedule:
+  - cron:  '0 6 * * 0' # weekly, on sundays
+
+jobs:
+  test:
+    name: Tests
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      matrix:
+        node: ['10', '12']
+        os: [ubuntu-latest, macOS-latest]
+
+    steps:
+    - uses: actions/checkout@v1
+    - uses: rwjblue/setup-volta@v1
+      with:
+        node-version: ${{ matrix.node }}
+    - name: install dependencies
+      run: yarn
+    - name: setup watchman
+      run: git clone https://github.com/facebook/watchman.git && cd watchman && git checkout v4.7.0 && ./autogen.sh && ./configure --enable-lenient && make && sudo make install
+    - name: test
+      run: yarn test

README.md

@@ -1,6 +1,5 @@
 [![Try on repl.it](https://repl-badge.jajoosam.repl.co/try.png)](https://repl.it/@amasad/sane-playground)
-
-[![CircleCI](https://circleci.com/gh/amasad/sane.svg?style=svg)](https://circleci.com/gh/amasad/sane)
+![CI](https://github.com/amasad/sane/workflows/CI/badge.svg)
 
 sane
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