svelte:boundary does not catch errors inside async component scripts #16520
Description
Describe the bug
i'm using the experimental async feature, svelte:boundary does catch errors when using {await ...} in the markup, but it doesn't if the await is inside the component's script tag.
Reproduction
https://svelte.dev/playground/4bea921679af4be984e73bf9f38c804c?version=latest
Logs
Uncaught (in promise) failed to fetch data (in component script)System Info
System:
OS: Linux 6.15 Fedora Linux 42 (Toolbx Container Image)
CPU: (16) x64 AMD Ryzen 7 7730U with Radeon Graphics
Memory: 3.77 GB / 14.96 GB
Container: Yes
Shell: 5.2.37 - /usr/bin/bash
Binaries:
Node: 22.17.0 - /usr/bin/node
pnpm: 10.9.0 - /usr/bin/pnpm
bun: 1.2.19 - /usr/local/bin/bun
npmPackages:
svelte: ^5.37.1 => 5.37.1Severity
annoyance