Fix lint issues and add linting to CI (origo-map#1561)

.github/workflows/lint.yml

@@ -0,0 +1,17 @@
+name: Lint
+on:
+  push:
+  pull_request:
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-node@v3
+      with:
+        node-version: 14
+        cache: 'npm'
+    - name: Install dependencies
+      run: npm install
+    - name: Run ESLint
+      run: npm run lint

package.json

@@ -16,7 +16,8 @@
   "main": "origo.js",
   "scripts": {
     "start": "npm run prebuild-sass | run-p watch-js watch-sass",
-    "lint": "eslint -c .eslintrc.json origo.js src/**/*.js --fix",
+    "lint": "eslint -c .eslintrc.json origo.js src/",
+    "lint-fix": "eslint -c .eslintrc.json origo.js src/ --fix",
     "lint-run": "npm run prebuild-sass | webpack-dev-server --config ./tasks/webpack.lint.dev.js --mode development",
     "lint-build": "webpack --config ./tasks/webpack.lint.prod.js && npm run build-sass | npm run copy-plugins | npm run copy",
     "watch-js": "webpack-dev-server --config ./tasks/webpack.dev.js --mode development",

src/viewer.js

@@ -25,7 +25,9 @@ const Viewer = function Viewer(targetOption, options = {}) {
   let selectionmanager;
 
   let {
-    projection,
+    projection
+  } = options;
+  const {
     breakPoints,
     breakPointsPrefix,
     clsOptions = '',