import { SourceMapMetadata } from './types.js';
export declare function combine(text: string, metadata: SourceMapMetadata): string;
export declare function encode(metadata: SourceMapMetadata): string;
export declare function decode(text: string): SourceMapMetadata | undefined;
export declare function splitEncoding(text: string): {
    /** The original string with encoded substring removed */
    cleaned: string;
    /** The encoded substring from the original string */
    encoded: string;
};