Add eslint

.eslintignore

@@ -0,0 +1 @@
+./.gitignore

.eslintrc

@@ -0,0 +1,12 @@
+{
+  "extends": [
+    "eslint:recommended"
+  ],
+  "parserOptions": {
+    "ecmaVersion": 6
+  },
+  "env": {
+    "browser": true,
+    "node": true
+  }
+}

.gitlab-ci.yml

@@ -113,7 +113,7 @@ djhtml:
   script:
     - git ls-files '*.html' | xargs djhtml --check --tabwidth 2
 
-prettier:
+npm_lint:
   <<: *node_test_template
   script:
     - npm run lint

package.json

@@ -9,12 +9,17 @@
     "build:css": "sass --style=compressed --load-path=$PWD/node_modules static/src/scss:static/build/css",
     "build:contrib": "./scripts/copy-npm-contrib.sh",
     "build": "npm-run-all build:*",
-    "lint": "prettier --check static/src",
+    "lint:eslint": "eslint --ext js --report-unused-disable-directives .",
-    "format": "prettier --write static/src"
+    "lint:prettier": "prettier --check static/src",
+    "lint": "npm-run-all lint:*",
+    "format:prettier": "prettier --write static/src",
+    "format:eslint": "npm run lint:eslint -- --fix",
+    "format": "npm-run-all format:*"
   },
   "author": "Jake Howard",
   "devDependencies": {
     "esbuild": "^0.14.43",
+    "eslint": "^8.21.0",
     "npm-run-all": "^4.1.5",
     "prettier": "2.6.2",
     "sass": "^1.52.3"

static/src/js/base.js

@@ -71,7 +71,7 @@ window.addEventListener("DOMContentLoaded", () => {
   let scrollTarget = null;
   try {
     scrollTarget = document.getElementById(window.location.hash.slice(1));
-  } catch {
+  } catch (e) {
     // Probably an invalid selector - just ignore it
   }
 

static/src/js/darkreader.js

@@ -1,4 +1,4 @@
-import * as DarkReader from "darkreader";
+const DarkReader = require("darkreader");
 
 const DARK_READER_OPTIONS = {};