Consider modules version

Author: micantoine

package.json

@@ -16,16 +16,25 @@
   },
   "scripts": {
     "prebuild": "rm -rf dist/",
-    "build": "tsc",
+    "build": "npm run build:cjs && npm run build:esm",
+    "build:cjs": "tsc --module commonjs --target es6 --outDir dist --declaration true",
+    "build:esm": "tsc --module esnext --target esnext --outDir dist/esm && node tasks/parser.js && rm -rf dist/esm/",
     "dev": "npm run build -- -w",
     "lint": "eslint --ext .ts --fix ./src",
     "format": "prettier --write --loglevel warn ./{src,test}",
     "test": "jest",
     "prepublishOnly": "npm run test && npm run build"
   },
   "license": "MIT",
-  "main": "dist/index.js",
-  "types": "dist/index.d.ts",
+  "main": "./dist/index.js",
+  "module": "./dist/index.mjs",
+  "types": "./dist/index.d.ts",
+  "exports": {
+    ".": {
+      "import": "./dist/index.mjs",
+      "require": "./dist/index.js"
+    }
+  },
   "directories": {
     "example": "example"
   },

test/compiler.js

@@ -1,5 +1,5 @@
 const svelte = require('svelte/compiler');
-const cssModules = require('../dist/index.js');
+const cssModules = require('../');
 
 module.exports = async ({ source }, options) => {
   const { code } = await svelte.preprocess(source, [cssModules(options)], {

tsconfig.json

@@ -1,20 +1,18 @@
 {
   "compilerOptions": {
-    "module": "commonjs",
+    "allowJs": true,
+    "allowSyntheticDefaultImports": true,
     "esModuleInterop": true,
-    "target": "es6",
-    "lib": [
-      "esnext"
-    ],
     "noImplicitAny": true,
     "moduleResolution": "node",
     "removeComments": true,
     "sourceMap": false,
-    "declaration": true,
-    "outDir": "dist",
+    "strict": true,
     "baseUrl": ".",
     "resolveJsonModule": true,
-    "paths": {},
+    "lib": [
+      "esnext"
+    ],
     "typeRoots": [
       "./src/types",
       "./node_modules/@types",