# Svelte changelog ## 1.34.0 * Support nested `` elements ([#790](https://github.com/sveltejs/svelte/issues/790)) * Attach `options` to instance ([#550](https://github.com/sveltejs/svelte/issues/550), [#777](https://github.com/sveltejs/svelte/issues/777)) * Error if transitions are applied to component ([#791](https://github.com/sveltejs/svelte/issues/791)) * Handle CSS variables in `