export interface CheckRecord {
    at: string;
    by: string;
    /** What the caller named; `ref` is set once the version resolved. */
    id: string;
    ref?: string;
    type?: string;
    ok: boolean;
    /** The refusal code of a call that did not run the checks. */
    code?: string;
    answers?: number;
    /** Answers failing at least one check. */
    flagged?: number;
    doc_failures?: number;
    per_check?: Record<string, number>;
}
export interface CheckCounts {
    calls: number;
    ran: number;
    refused: number;
    /** Calls that ran and found at least one flagged answer or document-level failure. */
    calls_flagging: number;
    flagged_answers: number;
    document_failures: number;
    /** Per checked version (`id@vN`): how many times it was checked and what the latest run found. */
    by_ref: Record<string, {
        calls: number;
        flagged: number;
        doc_failures: number;
    }>;
}
export declare class CheckJournal {
    readonly path: string;
    private tornTail?;
    constructor(path: string);
    /** Every well-formed record, in order; a torn or damaged line is skipped. */
    records(): CheckRecord[];
    counts(): CheckCounts;
    /** Record one call durably. Throws on an I/O error (the caller then reports the call as failed). */
    append(r: CheckRecord): void;
}
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