nit: update project configuration

Author: jonathantneal

.rollup.js

@@ -1,22 +1,7 @@
-import babel from 'rollup-plugin-babel';
-
 export default {
 	input: 'src/index.js',
 	output: [
-		{ file: 'index.js', format: 'cjs', sourcemap: true },
-		{ file: 'index.mjs', format: 'esm', sourcemap: true }
-	],
-	plugins: [
-		babel({
-			presets: [
-				['@babel/env', {
-					corejs: 3,
-					loose: true,
-					modules: false,
-					targets: { node: 10 },
-					useBuiltIns: 'entry'
-				}]
-			]
-		})
+		{ file: 'index.cjs', format: 'cjs', sourcemap: true },
+		{ file: 'index.mjs', format: 'es', sourcemap: true }
 	]
 };

package.json

@@ -7,42 +7,45 @@
   "repository": "csstools/stylelint-use-nesting",
   "homepage": "https://github.com/csstools/stylelint-use-nesting#readme",
   "bugs": "https://github.com/csstools/stylelint-use-nesting/issues",
-  "main": "index.js",
+  "main": "index.cjs",
   "module": "index.mjs",
+  "exports": {
+    ".": {
+      "import": "./index.mjs",
+      "node": "./index.cjs"
+    }
+  },
   "files": [
-    "index.js",
-    "index.js.map",
+    "index.cjs",
+    "index.cjs.map",
     "index.mjs",
     "index.mjs.map"
   ],
   "scripts": {
+    "build": "rollup --bundleConfigAsCjs -c .rollup.js --silent",
     "prepublishOnly": "npm test",
-    "pretest": "rollup -c .rollup.js --silent",
+    "pretest": "rollup --bundleConfigAsCjs -c .rollup.js --silent",
     "test": "npm run test:js && npm run test:tape",
     "test:js": "eslint src/*.js --cache --ignore-path .gitignore --quiet",
     "test:tape": "stylelint-tape"
   },
   "engines": {
     "node": ">=16.0.0"
   },
+  "dependencies": {},
   "devDependencies": {
-    "@babel/core": "^7.9.6",
-    "@babel/preset-env": "^7.9.6",
-    "babel-eslint": "^10.1.0",
-    "eslint": "^7.0.0",
-    "eslint-config-dev": "^2.0.0",
-    "pre-commit": "^1.2.2",
-    "rollup": "^2.9.1",
-    "rollup-plugin-babel": "^4.4.0",
-    "stylelint": "^14.9.1",
-    "stylelint-tape": "^3.0.0"
+    "eslint": "8.35.0",
+    "eslint-config-dev": "3.1.0",
+    "pre-commit": "1.2.2",
+    "rollup": "3.18.0",
+    "stylelint": "15.2.0",
+    "stylelint-tape": "3.0.0"
   },
   "peerDependencies": {
     "stylelint": ">= 10"
   },
   "eslintConfig": {
-    "extends": "dev",
-    "parser": "babel-eslint"
+    "extends": "dev"
   },
   "keywords": [
     "stylelint",

src/index.js

@@ -17,12 +17,12 @@ export default stylelint.createPlugin(ruleName, (action, opts, context) => {
 		const isActionValid = stylelint.utils.validateOptions(result, ruleName, {
 			actual: action,
 			possible() {
-				return is(action, ['always', 'ignore', true, false, null]);
+				return is(action, [ 'always', 'ignore', true, false, null ]);
 			}
 		});
 
 		if (isActionValid) {
-			if (is(action, ['always', true])) {
+			if (is(action, [ 'always', true ])) {
 				result.root.walk(rule => {
 					let isProcessing = true;