import type { JoinFieldDef, TypeDesc } from '../../../model/malloy_types';
import type { FieldSpace } from '../types/field-space';
import type { JoinPathElement } from '../types/lookup-result';
import { SpaceField } from '../types/space-field';
export declare abstract class StructSpaceFieldBase extends SpaceField {
    protected structDef: JoinFieldDef;
    constructor(structDef: JoinFieldDef);
    abstract get fieldSpace(): FieldSpace;
    fieldDef(): JoinFieldDef;
    get joinPathElement(): JoinPathElement;
    typeDesc(): TypeDesc;
}