chore(BREAKING CHANGES): convert cjs to esm

.eslintrc.js → .eslintrc.cjs

@@ -4,5 +4,7 @@ module.exports = {
   env: {
     node: true,
   },
-  rules: {},
+  rules: {
+    'import/no-default-export': 'off',
+  },
 };

.github/workflows/nodejs.yml

@@ -28,7 +28,7 @@ jobs:
   test:
     strategy:
       matrix:
-        node: [10, 12, 14]
+        node: [14, 16]
         eslint: [3, 4, 5, 6, 7]
     runs-on: ubuntu-latest
     steps:

lib/index.js

@@ -1,6 +1,8 @@
-module.exports = {
+import requireSizeAttributes from './rules/require-size-attributes.js';
+
+export default {
   rules: {
-    'require-size-attributes': require('./rules/require-size-attributes'),
+    'require-size-attributes': requireSizeAttributes,
   },
   configs: {
     recommended: {

lib/rules/require-size-attributes.js

@@ -1,11 +1,12 @@
 // @ts-check
 
-const { elementType, hasProp } = require('jsx-ast-utils');
+import pkg from 'jsx-ast-utils';
+const { elementType, hasProp } = pkg;
 
 const MEDIA_ELEMENTS = ['img'];
 
 /** @type import('eslint').Rule.RuleModule */
-module.exports = {
+export default {
   meta: {
     docs: {
       description: 'Forbid media element without an explicit size attributes',

package.json

@@ -8,7 +8,8 @@
   "private": false,
   "license": "MIT",
   "author": "mizdra",
-  "main": "lib/index.js",
+  "type": "module",
+  "exports": "./lib/index.js",
   "scripts": {
     "check": "run-p -l check:*",
     "check:eslint": "eslint '**/*.js'",

tests/lib/rules/require-size-attributes.js

@@ -1,7 +1,7 @@
 // @ts-check
 
-const { RuleTester } = require('eslint');
-const rule = require('../../../lib/rules/require-size-attributes');
+import { RuleTester } from 'eslint';
+import rule from '../../../lib/rules/require-size-attributes.js';
 
 /** @type import('eslint').Linter.ParserOptions */
 const parserOptions = {