export declare type CodeComparator = {
    getName: () => string;
    compare: (expectedPath: string, actualPath: string) => Promise<CodeComparisonResult>;
};
export declare type CodeComparisonResult = {
    similarity: number;
    totalLines: number;
    changedLines: number;
    differenceFilePath?: string;
};
export declare type CodeComparisonOptions = {
    comparator?: string;
};
export declare function getCodeComparator(options?: CodeComparisonOptions): CodeComparator;