export interface SourceMapProps {
    version: 3;
    file: string;
    sources: string[];
    sourcesContent: string[];
    names: string[];
    mappings: string;
    sourceRoot?: string;
}
export declare class SourceMap implements SourceMapProps {
    version: 3;
    file: string;
    sources: string[];
    sourcesContent: string[];
    names: string[];
    mappings: string;
    sourceRoot: string;
    constructor(sourceMapProps: SourceMapProps);
    toString(): string;
    toUrl(): string;
}