add GH action for tests & prettier (#5)

Author: andrewmcodes

.github/workflows/lint.yml

@@ -0,0 +1,34 @@
+name: Linters
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - '*'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    if: "!contains(github.event.head_commit.message, '[ci skip]')"
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Node.js 12.x
+      uses: actions/setup-node@v1
+      with:
+        node-version: '12.x'
+    - run: npm install -g yarn
+    - name: Get yarn cache
+      id: yarn-cache
+      run: echo "::set-output name=dir::$(yarn cache dir)"
+    - uses: actions/cache@v1
+      with:
+        path: ${{ steps.yarn-cache.outputs.dir }}
+        key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-yarn-
+    - name: yarn install and test
+      run: |
+        yarn install
+        yarn format:check

.github/workflows/test.yml

@@ -0,0 +1,37 @@
+name: Tests
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - '*'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [8.x, 10.x, 12.x]
+    if: "!contains(github.event.head_commit.message, '[ci skip]')"
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - run: npm install -g yarn
+    - name: Get yarn cache
+      id: yarn-cache
+      run: echo "::set-output name=dir::$(yarn cache dir)"
+    - uses: actions/cache@v1
+      with:
+        path: ${{ steps.yarn-cache.outputs.dir }}
+        key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-yarn-
+    - name: yarn install and test
+      run: |
+        yarn install
+        yarn test

.travis.yml

@@ -21,6 +21,7 @@
     "predeploy": "cd example && yarn install && yarn run build",
     "deploy": "gh-pages -d example/build",
     "format": "prettier --write \"src/**/*\"",
+    "format:check": "prettier --check \"src/**/*\"",
     "contributors:add": "all-contributors add",
     "contributors:generate": "all-contributors generate"
   },