Project boilerplate from eunikitin/modern-package-boilerplate

web3.js/rollup.config.js

@@ -0,0 +1,43 @@
+import nodeResolve from 'rollup-plugin-node-resolve';
+import babel       from 'rollup-plugin-babel';
+import replace     from 'rollup-plugin-replace';
+import commonjs    from 'rollup-plugin-commonjs';
+import uglify      from 'rollup-plugin-uglify';
+
+const env = process.env.NODE_ENV;
+
+const config = {
+  input: 'src/index.js',
+  external: ['react', 'react-dom'],
+  output: {
+    format: 'umd',
+    name: 'npmPackageES6Boilerplate',
+  },
+
+  plugins: [
+    nodeResolve(),
+    babel({
+      exclude: '**/node_modules/**',
+      runtimeHelpers: true,
+    }),
+    replace({
+      'process.env.NODE_ENV': JSON.stringify(env),
+    }),
+    commonjs(),
+  ],
+};
+
+if (env === 'production') {
+  config.plugins.push(
+    uglify({
+      compress: {
+        pure_getters: true,
+        unsafe: true,
+        unsafe_comps: true,
+        warnings: false,
+      },
+    }),
+  );
+}
+
+export default config;