Bump ESLint and typescript-eslint-parser

.tool-versions

@@ -1 +1 @@
-nodejs 16.15.0
+nodejs 20.18.1

eslint.config.mjs

@@ -0,0 +1,108 @@
+import jest from 'eslint-plugin-jest'
+import typescriptEslint from '@typescript-eslint/eslint-plugin'
+import globals from 'globals'
+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 github from 'eslint-plugin-github'
+
+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 [
+  {
+    ignores: ['**/dist/', '**/lib/', '**/node_modules/', '**/jest.config.js']
+  },
+  github.getFlatConfigs().recommended,
+  ...github.getFlatConfigs().typescript,
+  {
+    files: ['**/*.ts'],
+
+    plugins: {
+      jest,
+      '@typescript-eslint': typescriptEslint
+    },
+
+    languageOptions: {
+      globals: {
+        ...globals.node,
+        ...jest.environments.globals.globals
+      },
+
+      parser: tsParser,
+      ecmaVersion: 9,
+      sourceType: 'module',
+
+      parserOptions: {
+        project: './tsconfig.json'
+      }
+    },
+
+    rules: {
+      'eslint-comments/no-use': 'off',
+      'import/no-namespace': 'off',
+      'no-unused-vars': 'off',
+      '@typescript-eslint/no-unused-vars': 'error',
+
+      '@typescript-eslint/explicit-member-accessibility': [
+        'error',
+        {
+          accessibility: 'no-public'
+        }
+      ],
+
+      '@typescript-eslint/no-require-imports': 'error',
+      '@typescript-eslint/array-type': 'error',
+      '@typescript-eslint/await-thenable': 'error',
+      '@typescript-eslint/ban-ts-comment': 'error',
+      camelcase: 'off',
+      '@typescript-eslint/consistent-type-assertions': 'error',
+
+      '@typescript-eslint/explicit-function-return-type': [
+        'error',
+        {
+          allowExpressions: true
+        }
+      ],
+
+      '@typescript-eslint/no-array-constructor': 'error',
+      '@typescript-eslint/no-empty-interface': 'error',
+      '@typescript-eslint/no-explicit-any': 'error',
+      '@typescript-eslint/no-extraneous-class': 'error',
+      '@typescript-eslint/no-for-in-array': 'error',
+      '@typescript-eslint/no-inferrable-types': 'error',
+      '@typescript-eslint/no-misused-new': 'error',
+      '@typescript-eslint/no-namespace': 'error',
+      '@typescript-eslint/no-non-null-assertion': 'warn',
+      '@typescript-eslint/no-unnecessary-qualifier': 'error',
+      '@typescript-eslint/no-unnecessary-type-assertion': 'error',
+      '@typescript-eslint/no-useless-constructor': 'error',
+      '@typescript-eslint/no-var-requires': 'error',
+      '@typescript-eslint/prefer-for-of': 'warn',
+      '@typescript-eslint/prefer-function-type': 'warn',
+      '@typescript-eslint/prefer-includes': 'error',
+      '@typescript-eslint/prefer-string-starts-ends-with': 'error',
+      '@typescript-eslint/promise-function-async': 'error',
+      '@typescript-eslint/require-array-sort-compare': 'error',
+      '@typescript-eslint/restrict-plus-operands': 'error',
+      semi: 'off',
+      '@typescript-eslint/unbound-method': 'error',
+      'i18n-text/no-en': 'off'
+    },
+
+    settings: {
+      'import/resolver': {
+        node: {
+          extensions: ['.js', '.ts']
+        }
+      }
+    }
+  }
+]