/**
 * Reserved for internal errors that are thrown by the extension SDK.
 */
export declare abstract class AttioError extends Error {
    static is(error: unknown): error is AttioError;
    abstract get code(): "no-user-connection" | "no-workspace-connection" | "connection-expired" | "unexpected-transport-error";
}
/**
 * Thrown when there is a missing user connection.
 */
export declare class AttioNoUserConnectionError extends AttioError {
    constructor();
    static is(error: unknown): error is AttioNoUserConnectionError;
    get code(): "no-user-connection";
}
/**
 * Thrown when there is a missing workspace connection.
 */
export declare class AttioNoWorkspaceConnectionError extends AttioError {
    constructor();
    static is(error: unknown): error is AttioNoWorkspaceConnectionError;
    get code(): "no-workspace-connection";
}
/**
 * Thrown when the connection has expired and cannot be refreshed
 */
export declare class AttioConnectionExpiredError extends AttioError {
    constructor();
    static is(error: unknown): error is AttioConnectionExpiredError;
    get code(): "connection-expired";
}
/**
 * Thrown when there is an unexpected transport error.
 */
export declare class AttioUnexpectedTransportError extends AttioError {
    constructor();
    static is(error: unknown): error is AttioUnexpectedTransportError;
    get code(): "unexpected-transport-error";
}
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