import { type Rolldown } from 'vite';
import type { NativeComponentDefinition } from './native-component-interface.ts';
type NativeComponentAsset = {
    relativePath: string;
    byteLength: number;
};
export declare const nativeComponentMetaKey = "vpt:native-components";
type NativeComponentSource = NativeComponentDefinition & {
    assets: readonly NativeComponentAsset[];
};
type NativeComponentMetadata = {
    sources: readonly NativeComponentSource[];
    assetBytes: number;
};
declare module 'rolldown' {
    interface CustomPluginOptions {
        [nativeComponentMetaKey]?: NativeComponentMetadata;
    }
}
/** Reads the native contribution to a transformed module's package weight. */
export declare function getNativeComponentAssetBytes(meta: Rolldown.CustomPluginOptions | undefined): number;
/** Reads native sources attached to one transformed JSX interface module. */
export declare function getNativeComponentSources(meta: Rolldown.CustomPluginOptions | undefined): readonly NativeComponentSource[];
/** Collects a native component folder as opaque, recursively ordered assets without copying its interface module. */
export declare function collectNativeComponentAssets(definition: NativeComponentDefinition, interfacePath: string): Promise<NativeComponentSource>;
export {};