module.exports = {
    mode: 'production',
    entry: './src/index.js',
    experiments: {
        outputModule: true,
    },
    module: {
        rules: [
            {
                test: /\.ts$/,
                use: 'ts-loader',
                exclude:'/node_modules/'
            }
        ]
    },
    resolve: {
        extensions: ['.ts','.js']// import文で末尾の.tsを省略して書けるようにする
    },
    output: {
        filename: 'index.min.js',
        libraryTarget: 'module'
    }
};