Add type to config (#161)

Author: munierujp

.eslintrc.js

@@ -1,6 +1,17 @@
-module.exports = {
+// @ts-check
+
+// eslint-disable-next-line jsdoc/valid-types -- https://www.typescriptlang.org/docs/handbook/jsdoc-supported-types.html
+/** @typedef {import('eslint').ESLint.ConfigData} ConfigData */
+
+/**
+ * @type {ConfigData}
+ * @see https://eslint.org/docs/latest/use/configure/configuration-files
+ */
+const config = {
   extends: './index.js',
   rules: {
     'unicorn/prefer-module': 'off'
   }
 }
+
+module.exports = config

index.js

@@ -1,4 +1,13 @@
-module.exports = {
+// @ts-check
+
+// eslint-disable-next-line jsdoc/valid-types -- https://www.typescriptlang.org/docs/handbook/jsdoc-supported-types.html
+/** @typedef {import('eslint').ESLint.ConfigData} ConfigData */
+
+/**
+ * @type {ConfigData}
+ * @see https://eslint.org/docs/latest/use/configure/configuration-files
+ */
+const config = {
   extends: [
     'standard-with-typescript',
     'plugin:unicorn/recommended',
@@ -29,3 +38,5 @@ module.exports = {
     }
   ]
 }
+
+module.exports = config