webpack.config.js

/*!
 * Copyright (c) Microsoft Corporation and contributors. All rights reserved.
 * Licensed under the MIT License.
 */

const HtmlWebpackPlugin = require("html-webpack-plugin");
const path = require("path");
const { merge } = require("webpack-merge");

module.exports = env => {
    const isProduction = env && env.production;

    return merge({
        entry: {
            app: "./src/app.ts"
        },
        resolve: {
            extensions: [".ts", ".tsx", ".js"],
        },
        module: {
            rules: [{
                test: /\.tsx?$/,
                loader: require.resolve("ts-loader")
            }]
        },
        output: {
            filename: "[name].bundle.js",
            path: path.resolve(__dirname, "dist"),
            library: "[name]",
            // https://github.com/webpack/webpack/issues/5767
            // https://github.com/webpack/webpack/issues/7939
            devtoolNamespace: "fluid-example/presence-tracker",
            libraryTarget: "umd"
        },
        plugins: [
            new HtmlWebpackPlugin({
                template: "./src/index.html",
            }),
        ],
    }, isProduction
        ? require("./webpack.prod")
        : require("./webpack.dev"));
};