webpack.config.js

//@ts-check

'use strict';

const path = require('path');

/**@type {import('webpack').Configuration}*/
const config = {
    target: 'node',
    node: {
      __dirname: false,
      __filename: false,
    },

    entry: './src/extension.ts',
    output: {
        path: path.resolve(__dirname, 'dist'),
        filename: 'extension.js',
        libraryTarget: 'commonjs2',
        devtoolModuleFilenameTemplate: '../[resource-path]',
    },
    devtool: 'source-map',
    externals: {
        vscode: 'commonjs vscode'
    },
    resolve: {
        extensions: ['.ts', '.js']
    },
    module: {
        rules: [{
            test: /\.ts$/,
            exclude: /node_modules/,
            use: [{
                loader: 'ts-loader'
            }]
        }, {
            test: /\.(png|svg)$/,
            use: [
                'file-loader',
            ],
        }]
    },
}

module.exports = config;