import type { DomainObjectShape, Refable } from './Refable';
/**
 * a generic which extracts the unique keys of a domain object
 *
 * note
 * - domain.literals are unique on their full identity and so have no unique key, only their full definition
 */
export type RefKeysUnique<TDobj extends Refable<TShape, TPrimary, TUnique>, TShape extends DomainObjectShape = any, // todo: update DomainObjectShape -> DomainReferenceableInstance to enable extraction of primary and unique keys via types
TPrimary extends readonly string[] = any, TUnique extends readonly string[] = any> = TDobj['unique'];