import { AnyEntity } from "../../entity/any-entity.type";
import { EntityType } from "../../entity/entity-type.interface";
import { RelationField } from "../../field/field-names/relation-field.type";
import { RelationFieldToMany } from "../../field/field-names/relation-field-to-many.type";
import { RelationFieldToOne } from "../../field/field-names/relation-field-to-one.type";
export declare const Relation: <TargetEntity extends AnyEntity<any>, Multi extends boolean = false>(options: {
    target: () => EntityType<TargetEntity>;
    inverse: RelationField<TargetEntity>;
    multi?: Multi | undefined;
}) => <Entity extends AnyEntity<any>>(prototype: Entity, field: Multi extends true ? Extract<Extract<import("../..").UnmatchedKeys<Entity, Function>, string>, import("../..").MatchedKeys<Entity, import("../..").Collection<AnyEntity<any>>>> : Extract<Extract<import("../..").UnmatchedKeys<Entity, Function>, string>, import("../..").MatchedKeys<Entity, AnyEntity<any> | null | undefined>>) => void;
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