import { type LitElement } from 'lit';
import { type Package } from './manifest.js';
export type Constructor<T = unknown> = new (...args: any[]) => T;
export interface ManifestMixinInterface {
    src?: string;
    manifest?: Package;
    only?: string[];
    selected?: string;
    jsonFetched: Promise<Package | null>;
}
export declare const emptyDataWarning: import("lit-html").TemplateResult<1>;
export declare const ManifestMixin: <T extends Constructor<LitElement>>(base: T) => T & Constructor<ManifestMixinInterface>;
//# sourceMappingURL=manifest-mixin.d.ts.map