Merge master into releases/v1

.github/workflows/workflow.yml

@@ -1,6 +1,11 @@
 name: Tests
+
 on:
   pull_request:
+    branches:
+      - master
+    paths-ignore:
+      - '**.md'
   push:
     branches:
       - master
@@ -10,22 +15,39 @@ on:
 jobs:
   test:
     name: Test on ${{ matrix.os }}
+
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macOS-latest]
+
     runs-on: ${{ matrix.os }}
-    
+
     steps:
     - uses: actions/checkout@v1
-      
+
     - uses: actions/setup-node@v1
       with:
         node-version: '12.x'
 
+    - name: Get npm cache directory
+      id: npm-cache
+      run: |
+        echo "::set-output name=dir::$(npm config get cache)"
+
+    - uses: actions/cache@v1
+      with:
+        path: ${{ steps.npm-cache.outputs.dir }}
+        key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+        restore-keys: |
+          ${{ runner.os }}-node-
+
     - run: npm ci
 
     - name: Prettier Format Check
       run: npm run format-check
 
+    - name: ESLint Check
+      run: npm run lint
+
     - name: Build & Test
       run: npm run test