import { NullDrop } from '../drop/null-drop';
import { EmptyDrop } from '../drop/empty-drop';
import { BlankDrop } from '../drop/blank-drop';
export declare const literalValues: {
    'true': boolean;
    'false': boolean;
    'nil': NullDrop;
    'null': NullDrop;
    'empty': EmptyDrop;
    'blank': BlankDrop;
};