ready for v4.0

README.md

@@ -21,10 +21,18 @@ bx3.toString(10); // outputs '4'
 
 ### Install on web browser
 
+Classic JS:
 ```html
 <script src="https://unpkg.com/csbiginteger/dist/csbiginteger"></script>
 ```
 
+If you want as ES6 module:
+```html
+<script type="module">
+import csbiginteger from "https://unpkg.com/csbiginteger/dist/csbiginteger-es6";
+</script>
+```
+
 ```js
 csBigInteger = csbiginteger.csBigInteger;
 csFixed8 = csbiginteger.csFixed8;

package.json

@@ -26,6 +26,7 @@
     "webpack-cli": "^3.3.11"
   },
   "dependencies": {
+    "@purtuga/esm-webpack-plugin": "^1.2.1",
     "bn.js": "^4.11.9"
   }
 }

webpack-es6.config.js

@@ -1,10 +1,14 @@
+const EsmWebpackPlugin = require("@purtuga/esm-webpack-plugin");
 module.exports = {
-    mode: "production",
-    entry: "./index.js",
-    output: {
-      library: 'csbiginteger',
-      libraryTarget: 'var',
-      filename: './csbiginteger.mjs',
-      auxiliaryComment: 'csBigInteger.js library'
-    }
+  mode: "production",
+  entry: "./index.js",
+  output: {
+    library: 'csbiginteger',
+    libraryTarget: 'var',
+    filename: './csbiginteger-es6.mjs',
+    auxiliaryComment: 'csBigInteger.js library (es6 module format)'
+  },
+  plugins: [
+    new EsmWebpackPlugin()
+  ]
 }

webpack.config.js

@@ -1,10 +1,10 @@
 module.exports = {
-    mode: "production",
-    entry: "./index.js",
-    output: {
-      library: 'csbiginteger',
-      libraryTarget: 'umd',
-      filename: './csbiginteger.js',
-      auxiliaryComment: 'csBigInteger.js library'
-    }
+  mode: "production",
+  entry: "./index.js",
+  output: {
+    library: 'csbiginteger',
+    libraryTarget: 'umd',
+    filename: './csbiginteger.js',
+    auxiliaryComment: 'csBigInteger.js library'
+  }
 }