import { GenesisElement } from '@genesislcap/web-core';
import { Config, ModelRule, Styles, VariadicOperator } from '../../types';
import { Events, EventsDetailMap } from '../events';
/**
 * Rule node used inside expression-builder.
 * @beta
 *
 * @fires del-rule - Bubbled when deleting this rule
 * @fires update-rule - Bubbled when field/operator/value changes
 */
export declare class ExpressionRule extends GenesisElement {
    config: Config;
    styles?: Styles;
    model: ModelRule | null;
    index: number;
    error: boolean;
    connectedCallback(): void;
    variadicRule(model: ModelRule): model is ModelRule & {
        operator: VariadicOperator;
        value: any[];
    };
    /**
     * @internal
     * Creates an array of length n to represent to number of argument to the operator
     */
    get operandIterator(): true[];
    operandValue(index: number): any;
    dispatchAddVarArg(): void;
    handleRemoveVarArg(event: CustomEvent<EventsDetailMap[Events.RemoveVarArg]>): void;
    dispatchDeleteRule(event: Event): void;
    handleFieldSelected(event: CustomEvent<EventsDetailMap[Events.FieldSelected]>): void;
    handleValueChanged(event: CustomEvent<EventsDetailMap[Events.ValueUpdated]>): void;
    handleOperatorSelected(event: CustomEvent<EventsDetailMap[Events.OperatorSelected]>): void;
}
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