Rewrite project into TypeScript

.gitignore

@@ -1,5 +1,6 @@
 .DS_Store
 .nyc_output
+.idea
 .vscode
 coverage
 node_modules

.node-version

@@ -1 +1 @@
-14.21
+20.11.1

README.md

@@ -44,6 +44,6 @@ This is a monorepo.
 
 ## Development
 
-Targeting Node.js version >=14.
+Targeting Node.js version >=18.
 
-Monorepo uses NPM v7 workspaces (make sure v7 is installed when used with Node.js v14.)
+Monorepo uses NPM workspaces.

eslint.config.js

@@ -0,0 +1,104 @@
+import js from '@eslint/js';
+import tsPlugin from '@typescript-eslint/eslint-plugin';
+import tsParser from '@typescript-eslint/parser';
+import importPlugin from 'eslint-plugin-import';
+
+const nodeGlobals = {
+  Buffer: 'readonly',
+  clearImmediate: 'readonly',
+  clearInterval: 'readonly',
+  clearTimeout: 'readonly',
+  console: 'readonly',
+  global: 'readonly',
+  process: 'readonly',
+  setImmediate: 'readonly',
+  setInterval: 'readonly',
+  setTimeout: 'readonly',
+  URL: 'readonly',
+  URLSearchParams: 'readonly',
+};
+
+const mochaGlobals = {
+  after: 'readonly',
+  afterEach: 'readonly',
+  before: 'readonly',
+  beforeEach: 'readonly',
+  describe: 'readonly',
+  it: 'readonly',
+};
+
+const tsFiles = ['**/*.{ts,mts,cts}'];
+const jsFiles = ['**/*.{js,mjs,cjs}'];
+
+export default [
+  {
+    ignores: [
+      'eslint.config.js',
+      '**/*{.,-}min.js',
+      '**/node_modules/**',
+      '**/coverage/**',
+      '**/lib/**',
+      '**/bin/**',
+      '**/types/**',
+      '.vscode/**',
+      '**/__*.*',
+    ],
+  },
+  {
+    plugins: {
+      import: importPlugin,
+    },
+    languageOptions: {
+      ecmaVersion: 2020,
+      sourceType: 'module',
+      globals: nodeGlobals,
+    },
+  },
+  js.configs.recommended,
+  {
+    rules: {
+      'no-unused-vars': ['error', { args: 'none' }],
+
+      'import/no-unresolved': 'off',
+      'import/no-nodejs-modules': 'off',
+      'import/order': [
+        'error',
+        { 'newlines-between': 'always', alphabetize: { order: 'asc', caseInsensitive: true } }
+      ],
+      'import/newline-after-import': ['error', { 'count': 2 }],
+      'import/extensions': [
+        'error',
+        'ignorePackages',
+        { 'cjs': 'always', 'js': 'never', 'json': 'always', 'mjs': 'always', 'ts': 'never' },
+      ],
+    },
+  },
+  {
+    files: ['**/test/**/*.{js,ts,mjs,cjs,mts,cts}'],
+    languageOptions: { globals: mochaGlobals },
+  },
+  {
+    files: tsFiles,
+    plugins: { '@typescript-eslint': tsPlugin },
+    rules: {
+      ...tsPlugin.configs.recommended.rules,
+      '@typescript-eslint/no-explicit-any': 'off',
+      '@typescript-eslint/no-unused-vars': ['error', { args: 'none' }],
+      'no-unused-vars': 'off',
+      'import/extensions': 'off',
+    },
+    languageOptions: {
+      parser: tsParser,
+      parserOptions: {
+        ecmaVersion: 2020,
+        sourceType: 'module',
+      },
+    },
+  },
+  {
+    files: jsFiles,
+    rules: {
+      'no-unused-vars': ['error', { args: 'none' }],
+    },
+  },
+];

example/html-to-md.js → example/html-to-md.ts

@@ -1,7 +1,6 @@
 import { readFileSync } from 'fs';
 
-import { htmlToMarkdown } from '../packages/html-to-md/src/html-to-md';
-// const { htmlToMarkdown } = require('../packages/html-to-md/lib/html-to-md'); // build it first
+import { htmlToMarkdown, type Options } from '../packages/html-to-md/lib/html-to-md.mjs';
 
 
 console.log('From string:');
@@ -14,8 +13,7 @@ console.log();
 
 console.log('From file:');
 const filePath = new URL('test.html', import.meta.url);
-/** @type { Options } */
-const options = {
+const options: Options = {
   selectors: [
     { selector: 'table', format: 'block' },
     { selector: 'table#invoice', format: 'dataTable' },

example/html-to-text.js → example/html-to-text.ts

@@ -1,7 +1,6 @@
 import { readFileSync } from 'fs';
 
-import { htmlToText } from '../packages/html-to-text/src/html-to-text';
-// const { htmlToText } = require('../packages/html-to-text/lib/html-to-text'); // build it first
+import { htmlToText, type HtmlToTextOptions } from '../packages/html-to-text/lib/html-to-text.mjs';
 
 
 console.log('From string:');
@@ -14,8 +13,7 @@ console.log();
 
 console.log('From file:');
 const filePath = new URL('test.html', import.meta.url);
-/** @type { Options } */
-const options = {
+const options: HtmlToTextOptions = {
   selectors: [
     { selector: 'table', format: 'block' },
     { selector: 'table#invoice', format: 'dataTable' },