webpack.config.js

const path = require('path');

var xrPolyfill = {
  entry: './polyfill/XRPolyfill.js',
  output: {
    filename: 'webxr-polyfill.js',
    path: path.resolve(__dirname, 'dist')
  },
	module: {
		rules: [
			{
			test: /\.js$/,
			include: [
				path.resolve(__dirname, "polyfill"),
			],
			use: {
				loader: 'babel-loader',
				options: {
				presets: ['env']
				}
			}
			}
		]
  },
  resolve: {
	extensions: ['.js']
  }  
};

var xrVideoWorker = {
    entry: './polyfill/XRWorkerPolyfill.js',
    output: {
        filename: 'webxr-worker.js',
        path: path.resolve(__dirname, 'dist')
    },
    module: {
        rules: [
            {
                test: /\.js$/,
                include: [
                    path.resolve(__dirname, "polyfill"),
                ],
                use: {
                    loader: 'babel-loader',
                    options: {
                        presets: ['env']
                    }
                }
            }
        ]
    },
    resolve: {
        extensions: ['.js']
    }
};

var xrTensorFlow = {
    entry: './libs/xrTensor.js',
    output: {
        filename: 'xrTensor-bundle.js',
        path: path.resolve(__dirname, 'dist'),
        sourceMapFilename: "xrTensor-bundle.map",
        libraryTarget: 'var',
        library: 'XRTensor'
    },
    module: {
        rules: [
            {
                test: /\.js$/,
                include: [
                    path.resolve(__dirname, "./libs/"),
                ],
                use: {
                    loader: 'babel-loader',
                    options: {
                        presets: ['env']
                    }
                }
            }
        ]
    },
    resolve: {
        extensions: ['.js']
    }
};

module.exports = [xrPolyfill, xrVideoWorker, xrTensorFlow]