in tutorials/viewer/build_utils.js [28:36]
commands.bundle = function() {
return fs.remove("bundle").then(() => fs.mkdirs("bundle").then(() => {
return Promise.all([
fs.copy("dist", "bundle/dist"),
fs.copy("index.html", "bundle/index.html"),
fs.copy("data", "bundle/data")
]);
}));
}