import { SchemaNode } from './SchemaParser';
import { WarthogModel } from '../model';
export declare const FULL_TEXT_SEARCHABLE_DIRECTIVE = "fulltext";
export interface DirectiveVisitor {
    directiveName: string;
    /**
     * Generic visit function for the AST schema traversal.
     * Only ObjectTypeDefinition and FieldDefinition nodes are included in the path during the
     * traversal
     *
     * May throw validation errors
     *
     * @param path: BFS path in the schema tree ending at the directive node of interest
     */
    visit: (path: SchemaNode[]) => void;
}
export interface SchemaDirective {
    validate: (path: SchemaNode[]) => void;
    generate: (path: SchemaNode[], model: WarthogModel) => WarthogModel;
}