import { ExprContext } from "@making-sense/vtl-2-1-antlr-tools-ts";
import { VisitorResult } from "model";
import { BasicScalarTypes } from "model/vtl";
export declare const hasNullArgs: (...args: BasicScalarTypes[]) => boolean;
export declare const ensureHadTypes: (...args: VisitorResult[]) => void;
export declare const ensureContextAreDefined: (...args: (ExprContext | undefined)[]) => void;