export interface CompanionDiff {
    readonly digest: string;
    readonly changedLines: number;
    readonly content: string;
    readonly changedFiles: readonly string[];
    readonly fileFingerprints: Readonly<Record<string, string>>;
    readonly hunkFingerprints: Readonly<Record<string, string>>;
    readonly omittedBytes: number;
    readonly truncated: boolean;
}
export type CompanionDiffReadFailureCode = 'aborted' | 'blob_limit' | 'file_count_limit' | 'git_failure' | 'input_limit' | 'process_limit' | 'stderr_limit' | 'stdout_limit' | 'temporary_storage_limit' | 'timeout';
export type CompanionDiffReadResult = {
    readonly status: 'ok';
    readonly snapshot: CompanionDiff;
} | {
    readonly status: 'error';
    readonly failure: {
        readonly code: CompanionDiffReadFailureCode;
        readonly message: string;
    };
};
export interface CompanionDiffReader {
    readBaselineSha(cwd: string, signal?: AbortSignal): Promise<string>;
    readDiff(cwd: string, baselineSha: string, signal?: AbortSignal): Promise<CompanionDiffReadResult>;
}
//# sourceMappingURL=diff-reader.d.ts.map