import { ValidationRuleMetaData } from '../../../ValidationRuleMetaData';
import { Oas30Discriminator } from '../../../../../openapi/v3/models/Oas30Discriminator';
import { OasInvalidPropertyValueRule } from './OasInvalidPropertyValueRule';
/**
 * Constructor.
 * @param {ValidationRuleMetaData} ruleInfo
 * @class
 * @extends OasInvalidPropertyValueRule
 * @author eric.wittmann@gmail.com
 */
export declare class OasUnexpectedUsageOfDiscriminatorRule extends OasInvalidPropertyValueRule {
    constructor(ruleInfo: ValidationRuleMetaData);
    /**
     * @see io.apicurio.datamodels.combined.visitors.CombinedAllNodeVisitor#visitDiscriminator(io.apicurio.datamodels.openapi.v3.models.Oas30Discriminator)
     * @param {Oas30Discriminator} node
     */
    visitDiscriminator(node: Oas30Discriminator): void;
}
