import { SvelteSet } from 'svelte/reactivity';
/**
 * Configuration constants for highlighting
 */
export declare const HIGHLIGHT_CONSTANTS: {
    readonly DIGIT_WIDTH: 12;
    readonly MIN_DIGITS: 2;
    readonly HIGHLIGHTED_BACKGROUND: "rgba(254, 241, 96, 0.2)";
};
/**
 * Creates a set of all highlighted line numbers from individual lines and ranges
 */
export declare function createHighlightedLinesSet(highlightedLines?: number[], highlightedRanges?: [number, number][]): SvelteSet<number>;
/**
 * Calculates the width needed for line numbers based on the number of lines
 */
export declare function calculateLineNumberWidth(lineCount: number, digitWidth?: number, minDigits?: number): number;
/**
 * Escapes HTML special characters
 */
export declare function escapeHtml(str: string): string;
/**
 * Replaces $lib imports with the specified library name
 */
export declare function replaceLibImport(componentString: string | undefined, libraryName?: string): string;