import { UnaryPrefixOperationContext, SolidityParserVisitor, UnarySuffixOperationContext } from '../../antlr4';
import { BaseNode } from '../base';
import { Expression } from './expression';
export declare class UnaryOperation extends BaseNode {
    type: "UnaryOperation";
    operator: string | null;
    left: Expression | null;
    right: Expression | null;
    constructor(ctx: UnaryPrefixOperationContext | UnarySuffixOperationContext, visitor: SolidityParserVisitor<any>);
}
export { UnaryOperation as UnaryPrefixOperation, UnaryOperation as UnarySuffixOperation };