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fix: skip prebundling of .remote.js files #14583

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Merged
Rich-Harris merged 3 commits into from
Oct 2, 2025
Merged

fix: skip prebundling of .remote.js files #14583

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821fc68
fix: skip prebundling of .remote.js files
Rich-Harris Oct 2, 2025
838e33e
robustify
Rich-Harris Oct 2, 2025
59bf38a
Update packages/kit/src/exports/vite/index.js
Rich-Harris Oct 2, 2025
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5 changes: 5 additions & 0 deletions .changeset/late-ways-find.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
'@sveltejs/kit': patch
---

fix: skip prebundling of .remote.js files
17 changes: 17 additions & 0 deletions packages/kit/src/exports/vite/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -298,6 +298,23 @@ async function kit({ svelte_config }) {
`${kit.files.routes}/**/+*.{svelte,js,ts}`,
`!${kit.files.routes}/**/+*server.*`
],
esbuildOptions: {
plugins: [
{
name: 'vite-plugin-sveltekit-setup:optimize',
setup(build) {
if (!kit.experimental.remoteFunctions) return;

const filter = new RegExp(
`.remote(${kit.moduleExtensions.join('|')})$`.replaceAll('.', '\\.')
);

// treat .remote.js files as empty for the purposes of prebundling
build.onLoad({ filter }, () => ({ contents: '' }));
}
}
]
},
exclude: [
// Without this SvelteKit will be prebundled on the client, which means we end up with two versions of Redirect etc.
// Also see https://github.com/sveltejs/kit/issues/5952#issuecomment-1218844057
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