feat: enable eslint

eslint.config.js

@@ -0,0 +1,16 @@
+const js = require('@eslint/js')
+const tseslint = require('typescript-eslint')
+const importPlugin = require('eslint-plugin-import')
+const prettierRecommended = require('eslint-plugin-prettier/recommended')
+const promise = require('eslint-plugin-promise')
+
+module.exports = tseslint.config({
+  files: ["src/**/*.[jt]s", "dist/**/*.[jt]s"],
+  extends: [
+    js.configs.recommended,
+    importPlugin.flatConfigs.recommended,
+    promise.configs['flat/recommended'],
+    prettierRecommended,
+    tseslint.configs.recommended,
+  ],
+})

package.json

@@ -27,10 +27,9 @@
     "test": "jest"
   },
   "devDependencies": {
+    "@eslint/js": "^10.0.0",
     "@types/jest": "^29.5.14",
     "@types/node": "^22.10.1",
-    "@typescript-eslint/eslint-plugin": "^8.17.0",
-    "@typescript-eslint/parser": "^8.17.0",
     "eslint": "^9.16.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-import": "^2.31.0",
@@ -46,6 +45,7 @@
     "ts-loader": "^9.5.1",
     "ts-node": "^10.9.2",
     "typescript": "^5.7.2",
+    "typescript-eslint": "^8.17.0",
     "webpack-cli": "^5.1.4"
   }
 }

src/index.ts

@@ -1,3 +1,3 @@
 export const hello = (a: number, b: number) => {
-  return a + b;
+  return a + b
 }

webpack.config.js

@@ -1,5 +1,3 @@
-/* eslint-disable @typescript-eslint/no-var-requires */
-
 const path = require('path')
 
 module.exports = [