import { type ValidationCheck } from 'langium';
import { ast } from '../../ast';
import type { LikeC4Services } from '../../module';
export declare const relationExprChecks: (services: LikeC4Services) => ValidationCheck<ast.RelationExpr>;
export declare const fqnRefExprChecks: (services: LikeC4Services) => ValidationCheck<ast.FqnRefExpr>;
