import { type HelmExecutionBuilder } from '../../execution/helm-execution-builder.js';
import { type HelmRequest } from '../helm-request.js';
import { type Chart } from '../../model/chart.js';
import { type UpgradeChartOptions } from '../../model/upgrade/upgrade-chart-options.js';
/**
 * A request to upgrade a Helm chart.
 */
export declare class ChartUpgradeRequest implements HelmRequest {
    readonly releaseName: string;
    readonly chart: Chart;
    readonly options: UpgradeChartOptions;
    /**
     * Creates a new upgrade request with the given chart and options.
     *
     * @param releaseName The name of the release to upgrade.
     * @param chart The chart to upgrade to.
     * @param options The options to use when upgrading the chart.
     */
    constructor(releaseName: string, chart: Chart, options?: UpgradeChartOptions);
    /**
     * Applies this request to the given builder.
     * @param builder The builder to apply the request to.
     */
    apply(builder: HelmExecutionBuilder): void;
}