build the structure of the extension

webpack.config.js

@@ -0,0 +1,40 @@
+/**
+ * Copyright (c) 2017-present PlatformIO <contact@platformio.org>
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ */
+
+const fs = require('fs');
+const path = require('path');
+
+const packageConfig = JSON.parse(fs.readFileSync(path.join(__dirname, 'package.json'), 'utf8'));
+const externals = Object.keys(packageConfig.dependencies);
+externals.push('vscode');
+
+module.exports = {
+  mode: 'production',
+  entry: __dirname + '/src/main.js',
+  output: {
+    path: path.resolve(__dirname, 'dist'),
+    filename: 'extension.js',
+    libraryTarget: 'commonjs2'
+  },
+  devtool: 'source-map',
+  target: 'node',
+  externals: externals, 
+  module: {
+    rules: [
+      {
+        test: /\.js$/,
+        loader: 'babel-loader',
+        exclude: /node_modules/
+      }
+    ]
+  },
+  resolve: {
+    modules: [path.resolve('./node_modules'), path.resolve('./src')],
+    extensions: ['.js']
+  }
+};