【update】update webpackconfig

Author: songyumeng

build/webpack.config.openlayers.js

@@ -56,7 +56,19 @@ module.exports = {
                     exclude: /classic | webgl-debug/,
                     loader: 'babel-loader',
                     options: {
-                        presets: ['@babel/preset-env']
+                        presets: ['@babel/preset-env'],
+                        plugins: [
+                            [
+                                '@babel/plugin-transform-runtime',
+                                {
+                                    absoluteRuntime: false,
+                                    corejs: false,
+                                    helpers: false,
+                                    regenerator: true,
+                                    useESModules: false
+                                }
+                            ]
+                        ]
                     }
                 });
             }

package.json

@@ -59,6 +59,7 @@
   "license": "Apache-2.0",
   "devDependencies": {
     "@babel/core": "^7.7.4",
+    "@babel/plugin-transform-runtime": "^7.8.3",
     "@babel/preset-env": "^7.7.4",
     "@geoman-io/leaflet-geoman-free": "2.3.0",
     "babel-eslint": "^10.0.3",