mirror of
https://github.com/MODSetter/SurfSense.git
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27 lines
1.1 KiB
TypeScript
27 lines
1.1 KiB
TypeScript
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// ---------------------------------------------------------------------------
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// MDX curly-brace escaping helper
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// ---------------------------------------------------------------------------
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// remarkMdx treats { } as JSX expression delimiters. Arbitrary markdown
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// (e.g. AI-generated reports) can contain curly braces that are NOT valid JS
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// expressions, which makes acorn throw "Could not parse expression".
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// We escape unescaped { and } *outside* of fenced code blocks and inline code
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// so remarkMdx treats them as literal characters while still parsing
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// <mark>, <u>, <kbd>, etc. tags correctly.
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// ---------------------------------------------------------------------------
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const FENCED_OR_INLINE_CODE = /(```[\s\S]*?```|`[^`\n]+`)/g;
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export function escapeMdxExpressions(md: string): string {
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const parts = md.split(FENCED_OR_INLINE_CODE);
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return parts
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.map((part, i) => {
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// Odd indices are code blocks / inline code – leave untouched
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if (i % 2 === 1) return part;
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// Escape { and } that are NOT already escaped (no preceding \)
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return part.replace(/(?<!\\)\{/g, '\\{').replace(/(?<!\\)\}/g, '\\}');
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})
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.join('');
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}
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