import { BetweenAtomContext, CharsetMatchAtomContext, IsNullAtomContext, Visitor as VtlVisitor } from "@making-sense/vtl-2-1-antlr-tools-ts";
import { Bindings, VisitorResult } from "../../model";
import ExpressionVisitor from "../Expression";
declare class ComparisonVisitor extends VtlVisitor<VisitorResult> {
    exprVisitor: ExpressionVisitor;
    constructor(exprVisitor: ExpressionVisitor);
    visitIsNullAtom: (ctx: IsNullAtomContext) => {
        resolve: (bindings: Bindings) => boolean;
        type: number;
    };
    visitBetweenAtom: (ctx: BetweenAtomContext) => {
        resolve: (bindings: Bindings) => boolean | null;
        type: number;
    };
    visitCharsetMatchAtom: (ctx: CharsetMatchAtomContext) => {
        resolve: (bindings: Bindings) => any;
        type: number;
    };
}
export default ComparisonVisitor;