Only snippets of JavaScript code can be run. While this works for most standard statements and language constructs (default data types such as maps, list, etc), it does not support certain things such as Object Oriented Programming or the JavaScript standard library. The pug_template module takes this JavaScript and uses the Go-based JS engine, otto, to parse the JavaScript and transpile it into Go code. var prefix = 'foo _ ' ul each val, index in Module `flamingo-carotene-webpack-svg-sprite` Lit-html is pretty well known and designed to work with the polymer web component framework.Module `flamingo-carotene-smooth-scroll-to` If you need more functionality than basic templating there are some really light and fast frameworks which use template literals. ` Using template literals with JS frameworks You can include new lines: const message = `Hello World` message = 'Hello World' Template Literals are a really nice JavaScript feature you may not have used much yet, they look a bit like strings: const message = `Hello World` message = 'Hello World' In this post I will introduce the JavaScript syntax for templating and then show how it can be used in the real world for sanitising HTML and introducing some of the frameworks which use template literals for their templating. Modern JavaScript has templating syntax built in which can use for all kinds of purposes including composing HTML. There are many templating languages used in the web such as handlebars, Pug, Vue and JSX these are primarily used for composing HTML.

HTML in the Web is often made of reusable components, composed by templates, making it convenient to edit the different parts that make up a website. HTML and Templates & JavaScript Template Literals

Html entities in pug template