/// <reference types="node" />
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import type { OutputOptions, PluginContext, RenderedChunk } from 'rollup';
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import { Plugin } from '../plugin';
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import { ResolvedConfig } from '../config';
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export declare const assetUrlRE: RegExp;
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export declare const chunkToEmittedAssetsMap: WeakMap<RenderedChunk, Set<string>>;
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/**
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* Also supports loading plain strings with import text from './foo.txt?raw'
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*/
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export declare function assetPlugin(config: ResolvedConfig): Plugin;
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export declare function registerAssetToChunk(chunk: RenderedChunk, file: string): void;
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export declare function checkPublicFile(url: string, { publicDir }: ResolvedConfig): string | undefined;
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export declare function fileToUrl(id: string, config: ResolvedConfig, ctx: PluginContext, canInline?: boolean): string;
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export declare function getAssetFilename(hash: string, config: ResolvedConfig): string | undefined;
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/**
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* converts the source filepath of the asset to the output filename based on the assetFileNames option. \
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* this function imitates the behavior of rollup.js. \
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* https://rollupjs.org/guide/en/#outputassetfilenames
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*
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* @example
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* ```ts
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* const content = Buffer.from('text');
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* const fileName = assetFileNamesToFileName(
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* 'assets/[name].[hash][extname]',
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* '/path/to/file.txt',
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* getAssetHash(content),
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* content
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* )
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* // fileName: 'assets/file.982d9e3e.txt'
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* ```
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*
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* @param assetFileNames filename pattern. e.g. `'assets/[name].[hash][extname]'`
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* @param file filepath of the asset
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* @param contentHash hash of the asset. used for `'[hash]'` placeholder
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* @param content content of the asset. passed to `assetFileNames` if `assetFileNames` is a function
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* @returns output filename
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*/
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export declare function assetFileNamesToFileName(assetFileNames: Exclude<OutputOptions['assetFileNames'], undefined>, file: string, contentHash: string, content: string | Buffer): string;
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export declare function getAssetHash(content: Buffer | string): string;
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export declare function urlToBuiltUrl(url: string, importer: string, config: ResolvedConfig, pluginContext: PluginContext): string;
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