update

node_modules/acorn/rollup/config.loose.js

@@ -0,0 +1,20 @@
+import buble from 'rollup-plugin-buble'
+
+export default {
+  entry: 'src/loose/index.js',
+  moduleName: 'acorn.loose',
+  external: [ 'acorn' ],
+  paths: {
+    acorn: './acorn.js'
+  },
+  globals: {
+    acorn: 'acorn'
+  },
+  targets: [
+    { dest: 'dist/acorn_loose.js', format: 'umd' },
+    { dest: 'dist/acorn_loose.es.js', format: 'es' }
+  ],
+  plugins: [
+    buble()
+  ]
+}