web: Set up eslint

web/.eslintrc.js

@@ -0,0 +1,31 @@
+module.exports = {
+  env: {
+    browser: true,
+    es2021: true,
+  },
+  extends: ["standard-with-typescript", "plugin:wc/best-practice"],
+  overrides: [
+    {
+      env: {
+        node: true,
+      },
+      files: [".eslintrc.{js,cjs}"],
+      parserOptions: {
+        sourceType: "script",
+      },
+    },
+  ],
+  parserOptions: {
+    ecmaVersion: "latest",
+    sourceType: "module",
+  },
+  rules: {
+    semi: [2, "always"],
+    "@typescript-eslint/semi": "off",
+  },
+  settings: {
+    wc: {
+      elementBaseClasses: ["LitElement"],
+    },
+  },
+};

web/package.json

@@ -4,7 +4,9 @@
   "description": "A web lottie player using ThorVG as a renderer",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "lint": "eslint ./src --ext .ts,.tsx,.js",
+    "lint:fix": "eslint ./src --ext .ts,.tsx,.js --fix"
   },
   "repository": {
     "type": "git",
@@ -23,6 +25,13 @@
     "tvg"
   ],
   "devDependencies": {
-    "typescript": "^5.3.2"
+    "@typescript-eslint/eslint-plugin": "^6.4.0",
+    "eslint": "^8.0.1",
+    "eslint-config-standard-with-typescript": "^40.0.0",
+    "eslint-plugin-import": "^2.25.2",
+    "eslint-plugin-n": "^15.0.0 || ^16.0.0 ",
+    "eslint-plugin-promise": "^6.0.0",
+    "eslint-plugin-wc": "^2.0.4",
+    "typescript": "*"
   }
 }