webpack.config.js

// Copyright (c) Microsoft Corporation.
// Licensed under the MIT license.

'use strict';

const path = require('path');
const terserWebpackPlugin = require('terser-webpack-plugin');
const CopyPlugin = require('copy-webpack-plugin');

//@ts-check
/** @typedef {import('webpack').Configuration} WebpackConfig **/

/** @type WebpackConfig */
const extensionConfig = {
  target: 'node', // VS Code extensions run in a Node.js-context 📖 -> https://webpack.js.org/configuration/node/
  mode: 'none', // this leaves the source code as close as possible to the original (when packaging we set this to 'production')

  entry: './src/extension.ts', // the entry point of this extension, 📖 -> https://webpack.js.org/configuration/entry-context/
  output: {
    // the bundle is stored in the 'dist' folder (check package.json), 📖 -> https://webpack.js.org/configuration/output/
    path: path.resolve(__dirname, 'dist'),
    filename: 'extension.js',
    libraryTarget: 'commonjs2'
  },
  externals: {
    vscode: 'commonjs vscode', // the vscode-module is created on-the-fly and must be excluded. Add other modules that cannot be webpack'ed, 📖 -> https://webpack.js.org/configuration/externals/
    // modules added here also need to be added in the .vscodeignore file
    'applicationinsights-native-metrics': 'commonjs applicationinsights-native-metrics' // ignored because we don't ship native module
  },
  resolve: {
    // support reading TypeScript and JavaScript files, 📖 -> https://github.com/TypeStrong/ts-loader
    extensions: ['.ts', '.js']
  },
  module: {
    rules: [
      {
        test: /\.ts$/,
        exclude: /node_modules/,
        use: [
          {
            loader: 'ts-loader'
          }
        ]
      }
    ]
  },
  devtool: 'nosources-source-map',
  infrastructureLogging: {
    level: "log", // enables logging required for problem matchers
  },
  optimization: {
    minimizer: [
      new terserWebpackPlugin({
        terserOptions: {
          mangle: false,
          keep_fnames: true
        }
      })
    ]
  },
  plugins: [
    new CopyPlugin({
      patterns: [
        { from: 'node_modules/widdershins/templates/openapi3', to: '../templates/openapi3' },
      ],
    }),
  ],
};
module.exports = [extensionConfig];