export declare function sanitizeContent(str: string): string;
export declare function detectLanguage(children: React.ReactNode): any;
/**
 * Converts consecutive newlines (\n\n) into hard breaks to preserve line spacing.
 * Inserts an empty line with a non-breaking space to create visual spacing.
 */
export declare function preserveLineBreaks(content: string): string;
/**
 * Preprocesses content to escape dollar signs that are likely NOT inlione LaTeX math. This helps
 * prevent false positives when enabling single $ math rendering.
 *
 * Currrently not used as this was causing issues. See https://github.com/dust-tt/tasks/issues/5739
 *
 * Patterns that are escaped:
 * 1. Solo dollar signs: `$` (not part of a pair)
 * 1. Currency amounts: $100, $5.99, $1,000, $50k, $2.5M, $1 billion
 * 2. Shell/code variables: $HOME, $PATH, ${variable}
 */
export declare function preprocessDollarSigns(content: string): string;
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