import type { model as amf } from 'amf-client-js';
import type { ShapeKeyFields, ShapeKeys } from './main';
export declare const KEY_ANNOTATION_NAME = "key";
export type resolvedPathNode = {
    shape: amf.domain.Shape;
    resolvedValueIsUnionShape: boolean;
};
export declare function collectKeyAnnotation(shape: amf.domain.Shape): ShapeKeyFields | undefined;
export declare function validateDeleteKey(deleteOperation: amf.domain.Operation, shapeForDeleteKey: amf.domain.NodeShape | undefined, shapeKeys: ShapeKeys): void;