chore: upgrade eslint

Author: johnnyreilly

.eslintignore

@@ -7,5 +7,6 @@
     "git blame": true,
     "sed": true,
     "yarn": true,
+    "git check-ignore": true
   }
 }

.eslintrc.js

@@ -0,0 +1,47 @@
+const tsEslintPlugin = require('@typescript-eslint/eslint-plugin');
+const tsEslintParser = require('@typescript-eslint/parser');
+const nPlugin = require('eslint-plugin-n');
+const prettierConfig = require('eslint-config-prettier');
+
+module.exports = [
+  {
+    ignores: ['.test/**', 'dist/**', 'test/**'],
+  },
+  {
+    files: ['src/**/*.ts'],
+    languageOptions: {
+      parser: tsEslintParser,
+      ecmaVersion: 2018,
+      sourceType: 'module',
+    },
+    plugins: {
+      '@typescript-eslint': tsEslintPlugin,
+      n: nPlugin,
+    },
+    settings: {
+      node: {
+        tryExtensions: ['.js', '.json', '.ts', '.d.ts'],
+      },
+    },
+    rules: {
+      ...nPlugin.configs['flat/recommended-module'].rules,
+      ...tsEslintPlugin.configs.recommended.rules,
+      ...prettierConfig.rules,
+      'n/no-unsupported-features/es-syntax': 'off',
+      '@typescript-eslint/no-explicit-any': 'off',
+      '@typescript-eslint/no-require-imports': 'off',
+      "@typescript-eslint/no-unused-vars": [
+        "error",
+        {
+          "args": "all",
+          "argsIgnorePattern": "^_",
+          "caughtErrors": "all",
+          "caughtErrorsIgnorePattern": "^_",
+          "destructuredArrayIgnorePattern": "^_",
+          "varsIgnorePattern": "^_",
+          "ignoreRestSiblings": true
+        }
+      ]
+    },
+  },
+];

.vscode/settings.json

@@ -6,7 +6,7 @@
   "types": "dist",
   "scripts": {
     "build": "tsc --version && tsc --project \"./src\"",
-    "lint": "tsc --project \"./src\" --noEmit && eslint -c .eslintrc.js --ext .ts ./src",
+    "lint": "tsc --project \"./src\" --noEmit && eslint --ext .ts ./src",
     "comparison-tests": "git clean -xfd test/comparison-tests && npm link --legacy-peer-deps ./test/comparison-tests/testLib && node test/comparison-tests/run-tests.js",
     "execution-tests": "git clean -xfd test/execution-tests && node test/execution-tests/run-tests.js",
     "test": "git clean -xfd test/comparison-tests && git clean -xfd test/execution-tests && node test/run-tests.js",
@@ -40,7 +40,7 @@
     "ts"
   ],
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=18.18.0"
   },
   "author": "John Reilly <johnny_reilly@hotmail.com> (https://johnnyreilly.com)",
   "contributors": [
@@ -63,8 +63,8 @@
     "@types/micromatch": "^4.0.0",
     "@types/node": "*",
     "@types/semver": "^7.3.4",
-    "@typescript-eslint/eslint-plugin": "^6.0.0",
-    "@typescript-eslint/parser": "^6.0.0",
+    "@typescript-eslint/eslint-plugin": "^8.0.0",
+    "@typescript-eslint/parser": "^8.0.0",
     "babel": "^6.0.0",
     "babel-core": "^6.0.0",
     "babel-loader": "^7.0.0",
@@ -73,10 +73,9 @@
     "babel-preset-es2016": "^6.16.0",
     "babel-preset-react": "^6.0.0",
     "escape-string-regexp": "^2.0.0",
-    "eslint": "^8.0.0",
-    "eslint-config-prettier": "^8.0.0",
-    "eslint-plugin-node": "^11.1.0",
-    "eslint-plugin-prettier": "^4.0.0",
+    "eslint": "^10.0.0",
+    "eslint-config-prettier": "^10.0.0",
+    "eslint-plugin-n": "^17.0.0",
     "fs-extra": "^11.0.0",
     "glob": "^7.1.1",
     "husky": "^8.0.0",

eslint.config.cjs

@@ -12,7 +12,7 @@ export function getCompiler(loaderOptions: LoaderOptions, log: logger.Logger) {
 
   try {
     compiler = require(loaderOptions.compiler);
-  } catch (e) {
+  } catch (_e) {
     errorMessage =
       loaderOptions.compiler === 'typescript'
         ? 'Could not load TypeScript. Try installing with `yarn add typescript` or `npm install typescript`. If TypeScript is installed globally, try using `yarn link typescript` or `npm link typescript`.'

package.json

@@ -179,7 +179,6 @@ export function getParsedCommandLine(
         compiler,
         loaderOptions
       ),
-      // eslint-disable-next-line @typescript-eslint/no-empty-function
       onUnRecoverableConfigFileDiagnostic: () => {},
     },
     extendedConfigCache

src/compilerSetup.ts

@@ -40,6 +40,7 @@ function loader(
   contents: string,
   inputSourceMap?: Record<string, any>
 ) {
+  // eslint-disable-next-line @typescript-eslint/no-unused-expressions
   this.cacheable && this.cacheable();
   const callback = this.async();
   const isWebpack5 = typeof this.getOptions === 'function';
@@ -755,6 +756,6 @@ export = loader;
  */
 // eslint-disable-next-line @typescript-eslint/no-namespace
 namespace loader {
-  // eslint-disable-next-line @typescript-eslint/no-empty-interface
+  // eslint-disable-next-line @typescript-eslint/no-empty-object-type
   export interface Options extends LoaderOptions {}
 }

src/config.ts

@@ -265,7 +265,7 @@ function successfulTypeScriptInstance(
       });
       rootFileNames.add(normalizedFilePath);
     });
-  } catch (exc) {
+  } catch (_e) {
     return {
       error: makeError(
         loaderOptions,

src/index.ts

@@ -1,4 +1,3 @@
-/* eslint-disable @typescript-eslint/no-empty-function */
 import type { Chalk } from 'chalk';
 import { Console } from 'console';
 import type { LoaderOptions } from './interfaces';