Lint fixes

eslint.config.mjs

@@ -1,43 +1,23 @@
-import prettier from 'eslint-plugin-prettier'
-import typescriptEslint from '@typescript-eslint/eslint-plugin'
-import tsParser from '@typescript-eslint/parser'
-import path from 'node:path'
-import { fileURLToPath } from 'node:url'
-import js from '@eslint/js'
-import { FlatCompat } from '@eslint/eslintrc'
+import eslint from '@eslint/js'
+import eslintPluginUnicorn from 'eslint-plugin-unicorn'
+import tseslint from 'typescript-eslint'
 
-const __filename = fileURLToPath(import.meta.url)
-const __dirname = path.dirname(__filename)
-const compat = new FlatCompat({
-  baseDirectory: __dirname,
-  recommendedConfig: js.configs.recommended,
-  allConfig: js.configs.all,
-})
-
-export default [
-  ...compat.extends(
-    'plugin:@typescript-eslint/recommended',
-    'plugin:@typescript-eslint/recommended-type-checked',
-    'plugin:@typescript-eslint/stylistic-type-checked',
-    'plugin:prettier/recommended',
-    'plugin:unicorn/recommended',
-  ),
+export default tseslint.config(
   {
-    plugins: {
-      prettier,
-      '@typescript-eslint': typescriptEslint,
-    },
-
     languageOptions: {
-      parser: tsParser,
-      ecmaVersion: 5,
-      sourceType: 'script',
-
       parserOptions: {
-        project: './tsconfig.lint.json',
+        project: ['./tsconfig.lint.json'],
+        tsconfigRootDir: import.meta.dirname,
       },
     },
+  },
+  eslint.configs.recommended,
+  ...tseslint.configs.recommended,
+  ...tseslint.configs.stylisticTypeChecked,
+  ...tseslint.configs.strictTypeChecked,
 
+  eslintPluginUnicorn.configs['flat/recommended'],
+  {
     rules: {
       '@typescript-eslint/no-unused-vars': [
         'warn',
@@ -101,4 +81,4 @@ export default [
       '@typescript-eslint/prefer-nullish-coalescing': 'off',
     },
   },
-]
+)

package.json

@@ -48,24 +48,25 @@
   },
   "devDependencies": {
     "@eslint/eslintrc": "^3.1.0",
-    "@eslint/js": "^9.7.0",
+    "@eslint/js": "^9.9.0",
     "@types/jest": "^29.5.12",
     "@types/long": "^4.0.0",
     "@types/node": "^20.11.16",
-    "@typescript-eslint/eslint-plugin": "^7.17.0",
-    "@typescript-eslint/parser": "^7.17.0",
+    "@typescript-eslint/eslint-plugin": "^8.0.1",
+    "@typescript-eslint/parser": "^8.0.1",
     "buffer": "^6.0.3",
-    "eslint": "^9.0.0",
+    "eslint": "^9.9.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-prettier": "^5.0.1",
-    "eslint-plugin-unicorn": "^54.0.0",
+    "eslint-plugin-unicorn": "^55.0.0",
     "jest": "^29.7.0",
     "jest-environment-jsdom": "^29.5.0",
     "prettier": "^3.3.3",
     "rimraf": "^6.0.1",
     "standard-changelog": "^6.0.0",
     "ts-jest": "^29.1.1",
     "typescript": "^5.3.3",
+    "typescript-eslint": "^8.0.1",
     "webpack": "^5.93.0",
     "webpack-cli": "^5.1.4"
   },

test/tabixindexedfile.test.ts

@@ -284,7 +284,7 @@ test('can fetch the entire header for a very large vcf header', async () => {
 
   const h = await f.getHeader()
   const lastBit = 'CN_105715_AGL\tCDC_QG-1_AGL\tCDC_SB-1_AGL\n'
-  expect(h.slice(h.length - lastBit.length, h.length)).toEqual(lastBit)
+  expect(h.slice(h.length - lastBit.length)).toEqual(lastBit)
   expect(h.at(-1)).toEqual('\n')
   expect(h.length).toEqual(5315655)
 })