sapper – Tarik Billa

ReferenceError: document is not defined in Svelte 3

December 31, 2023 by Tarik

document is not defined on the server, so you need to guard against that in your component so that particular piece of code is only run in the browser. You can use the onMount function which is only run in the browser when the component has been rendered. <script> import { onMount } from ‘svelte’; … Read more

How can I manually compile a svelte component down to the final javascript and css that sapper/svelte produces?

December 31, 2023 by Tarik

Ouch, tough one. Hang tight. What you’re missing actually is the “linking”, that is resolving import statements in the compiled code to something the browser can use. This is the work that is typically done by the bundler (e.g. Rollup, Webpack…). These imports can come from user (widget developer) code. For example: import { onMount … Read more