import { InternalHologram } from "./hologram";
/**
 * The type of an array item.
 */
export type ItemType<T> = T extends (infer U)[] ? U : undefined;
/**
 * The type of an object entry.
 */
export type EntryType<T, K extends keyof T> = T extends {
    [key: string]: any;
} ? T[K] : undefined;
/**
 * The type of a valid Bitnode value.
 */
export type ValueType = undefined | string | number | boolean | ValueIDType | ValueBytesType | ValueHologramType | ValueMapType | ValueTupleType | ValueListType;
/**
 * The ID type.
 */
export type ValueIDType = string;
/**
 * The bytes type.
 */
export type ValueBytesType = ArrayBuffer;
/**
 * The hologram type.
 */
export type ValueHologramType = InternalHologram;
/**
 * The map type.
 */
export type ValueMapType = {
    [_: string]: ValueType;
};
/**
 * The tuple type.
 */
export type ValueTupleType = {
    [_: number]: ValueType;
};
/**
 * The list type.
 */
export type ValueListType = ValueType[];
/**
 * Type of the asynchronous hologram retrieval callback.
 */
export type RetrieveCBAsync = (id: string) => Promise<InternalHologram>;
/**
 * Type of the synchronous hologram retrieval callback.
 */
export type RetrieveCBSync = (id: string) => InternalHologram;
/**
 * Type of the asynchronous hologram deletion callback.
 */
export type DeleteCBAsync = (id: string) => Promise<void>;