eslint 설정

.eslintrc.js

@@ -0,0 +1,22 @@
+module.exports = {
+    root: true,
+    parser: "@typescript-eslint/parser",
+    parserOptions: {
+      "project": "./tsconfig.json"
+    },
+    ignorePatterns: ['*.test.ts', '.eslintrc.js', 'webpack.config.js', '*.js'],
+    overrides: [{
+      files: ['*.ts', '*.tsx'],
+    }],
+    plugins: [
+      "@typescript-eslint",
+    ],
+    extends: [
+      "eslint:recommended",
+      "plugin:@typescript-eslint/eslint-recommended",
+      "plugin:@typescript-eslint/recommended"
+    ],
+    rules: {
+      '@typescript-eslint/no-floating-promises': 'error',
+    }
+  }

package.json

@@ -5,7 +5,8 @@
   "main": "js/index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "build": "webpack"
+    "build": "webpack",
+    "lint": "eslint hwe/ts ts"
   },
   "repository": {
     "type": "git",
@@ -22,14 +23,18 @@
     "@babel/core": "^7.15.0",
     "@babel/preset-env": "^7.15.0",
     "@babel/preset-typescript": "^7.15.0",
+    "@typescript-eslint/eslint-plugin": "^4.29.1",
+    "@typescript-eslint/parser": "^4.29.1",
     "babel-loader": "^8.2.2",
     "babel-plugin-lodash": "^3.3.4",
+    "eslint": "^7.32.0",
     "pre-commit": "^1.2.2",
     "typescript": "^4.3.5",
     "webpack": "^5.49.0",
     "webpack-cli": "^4.7.2"
   },
   "pre-commit": [
+    "lint",
     "build"
   ]
 }