/**
 * Source Map v3 Serializer
 *
 * Serializes KERN's SourceMapEntry[] into the standard Source Map v3 JSON format
 * (https://sourcemaps.info/spec.html). This enables debuggers and editors to map
 * generated TypeScript back to the original .kern source.
 */
import type { SourceMapEntry } from './types.js';
/** Standard Source Map v3 JSON structure */
export interface SourceMapV3 {
    version: 3;
    file: string;
    sourceRoot: string;
    sources: string[];
    names: string[];
    mappings: string;
}
/**
 * Serialize KERN source map entries to a standard Source Map v3 JSON object.
 *
 * @param entries - Array of KERN source map entries (IR position → output position)
 * @param file - The generated output filename (e.g., `'Home.tsx'`)
 * @param source - The original .kern source filename (e.g., `'Home.kern'`)
 * @param sourceRoot - Optional root path for sources (default: `''`)
 * @returns A Source Map v3 JSON object ready for `JSON.stringify()`
 */
export declare function serializeSourceMap(entries: SourceMapEntry[], file: string, source: string, sourceRoot?: string): SourceMapV3;