import { BuiltinArtifact } from "../../../language/generated/ast.js";
import { ValidationAcceptor } from "langium";
import { ValidationContext } from "../../../language/validations/_shared.js";
declare const _default: () => (readonly ["BuiltinArtifact", typeof ValidRef])[];
export default _default;
declare function ValidRef(context: ValidationContext): (node: BuiltinArtifact, accept: ValidationAcceptor) => void;