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docs(pdf-viewer): comment untrack invariant on renderer init

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Without untrack, a reactive libLoader prop reference change would
reinitialise the whole renderer and lose all loaded state.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Marcel
2026-05-11 23:13:41 +02:00
parent c6b15e7176
commit 3e95bd4e70
1 changed files with 1 additions and 0 deletions
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frontend/src/lib/document/viewer/PdfViewer.svelte
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@@ -39,6 +39,7 @@ let {
libLoader?: LibLoader; libLoader?: LibLoader;
} = $props(); } = $props();
// untrack: libLoader prop change must not reinitialise the renderer
const renderer = untrack(() => createPdfRenderer(libLoader)); const renderer = untrack(() => createPdfRenderer(libLoader));
// Canvas and text layer container refs — bound via bind:this // Canvas and text layer container refs — bound via bind:this