import { type StorageDescriptor } from "./types.js";
export type SessionJsonValue = null | boolean | number | string | SessionJsonValue[] | {
    [key: string]: SessionJsonValue;
};
export declare class SessionFormatVersionError extends Error {
    readonly path: string;
    readonly found: SessionJsonValue | undefined;
    readonly supported = 4;
    constructor(path: string, found: SessionJsonValue | undefined);
}
export declare class StorageUnavailableError extends Error {
    readonly adapter: string;
    readonly location: string;
    readonly cause: Error;
    constructor(descriptor: StorageDescriptor, cause: Error);
}
export declare class StoreClosedError extends Error {
    readonly adapter: string;
    readonly location: string;
    constructor(descriptor: StorageDescriptor);
}
export declare class SessionNotFoundError extends Error {
    readonly sessionId: string;
    constructor(sessionId: string);
}
export declare class SessionIdMismatchError extends Error {
    readonly requested: string;
    readonly found: string;
    constructor(requested: string, found: string);
}
export declare class SessionExistsError extends Error {
    readonly sessionId: string;
    constructor(sessionId: string);
}
export declare class SessionConflictError extends Error {
    readonly sessionId: string;
    readonly expectedSeq: number;
    readonly actualSeq: number;
    constructor(sessionId: string, expectedSeq: number, actualSeq: number);
}
export type SessionTextField = "sessionId" | "header.id" | "header.cwd" | "header.parentSessionId" | "entry.id" | "entry.parentId" | "summarizedThroughId";
export declare class SessionInvalidTextError extends Error {
    readonly field: SessionTextField;
    readonly reason: "nul-character" | "ill-formed-unicode";
    constructor(field: SessionTextField, reason: "nul-character" | "ill-formed-unicode");
}
export type SessionTimestampField = "header.createdAt" | "entry.timestamp" | "entry.message.timestamp" | "entry.systemMessage.timestamp";
export declare class SessionInvalidTimestampError extends Error {
    readonly field: SessionTimestampField;
    readonly value: string | number;
    readonly reason: "out-of-range" | "unparseable";
    constructor(field: SessionTimestampField, value: string | number, reason: "out-of-range" | "unparseable");
}
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