build!: drop support for node.js 8 (#124)

.circleci/config.yml

@@ -15,21 +15,21 @@ workflows:
   version: 2
   tests:
     jobs:
-      - node8:
-          filters: *release_tags
       - node10:
           filters: *release_tags
       - node12:
           filters: *release_tags
+      - node13:
+          filters: *release_tags
       - lint:
           filters: *release_tags
       - codecov:
           filters: *release_tags
       - publish_npm:
           requires:
-            - node8
             - node10
             - node12
+            - node13
             - codecov
             - lint
           filters:
@@ -38,11 +38,6 @@ workflows:
             <<: *release_tags
 
 jobs:
-  node8:
-    docker:
-      - image: node:8
-        user: node
-    <<: *unit_tests
   node10:
     docker:
       - image: node:10
@@ -53,9 +48,14 @@ jobs:
       - image: node:12
         user: node
     <<: *unit_tests
+  node13:
+    docker:
+      - image: node:13
+        user: node
+    <<: *unit_tests
   codecov:
     docker:
-      - image: node:12
+      - image: node:13
         user: node
     steps:
       - checkout
@@ -64,7 +64,7 @@ jobs:
       - run: npm run codecov
   lint:
     docker:
-      - image: node:12
+      - image: node:13
         user: node
     steps:
       - checkout
@@ -73,7 +73,7 @@ jobs:
 
   publish_npm:
     docker:
-      - image: node:10
+      - image: node:13
         user: node
     steps:
       - checkout

.eslintignore

@@ -0,0 +1,2 @@
+**/node_modules
+build/

.eslintrc.json

@@ -0,0 +1,3 @@
+{
+  "extends": "./node_modules/gts"
+}

.prettierignore

@@ -0,0 +1,2 @@
+**/node_modules
+build/

.prettierrc.js

@@ -0,0 +1,17 @@
+// Copyright 2020 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+module.exports = {
+  ...require('gts/.prettierrc.json')
+}