CodeBlock: Virtualize syntax highlighting for long code submissions#200
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CodeBlock: Virtualize syntax highlighting for long code submissions#200
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msaroufim
approved these changes
Feb 25, 2026
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Long code submissions (>200 lines) in the sidebar now use virtualized rendering via
react-window(i.e. Prism Syntax only renders on code/nodes as they scroll on screen)
src/components/codeblock/CodeBlock.tsx— Added a dual-path renderer: code >200 lines uses SyntaxHighlighter's renderer prop to feed tokenized rows into a FixedSizeList; shorter code renders as before.Screen.Recording.2026-02-24.at.6.26.53.PM.mov