import { Plugin } from 'vite';

declare const assetsKey: {
    readonly brotli: "$brotli";
    readonly fonttools: "$fonttools";
    readonly wasm: "$wasm";
    readonly asmjs: "$asmjs";
    readonly zip: "$zip";
    readonly lock: "$lock";
};
type AssetsKey = typeof assetsKey[keyof typeof assetsKey];
interface FonttoolsPluginOptions {
    /**
     * Custom URL for assets.
     *
     * There are 6 assets that the plugin handled:
     * - 2 `.whl` file: For `fonttools` and `brotli`(for `woff2`)
     * - 1 lock file: Load `.whl`
     * - 1 asm.js file: EMScript generated file
     * - 1 asm.wasm file: EMScript generated file
     * - 1 zip file: Python stdlibs
     *
     * And importer that use `loadInBrowser` imports lock file, asm.js, asm.wasm and zip file
     *
     * Final loaded url pattern: `{indexURL}{urlPrefix}{assetsName}`
     *
     * By default, all the assets is loaded from the same directory as importer in production.
     * You should set it if your `build.assetsDir` or `build.rollupOptions.output.assetFileNames` is modified.
     *
     * @param currentAssetsKey key to access `originalAssetsPathMap` and `finalAssetsPathMap`
     * @param assetsNameMap assets name map, use `currentAssetsKey` to get file name
     * @param finalAssetsPathMap final assets path map, use `currentAssetsKey` to get final file path
     * @param importer [importerPath, importerCode]
     * @example
     * // assert your `assetsDir` is default
     * // and productionURL is 'https://example.com/project'
     * handleURL = (key, originalMap, finalMap) => `deep/${finalMap(key)![0]}`
     * // your finalWasmURL is 'https://example.com/project/deep/assets/pyodide.asm-[hash].wasm'
     */
    customURL?: (currentAssetsKey: AssetsKey, assetsNameMap: Map<AssetsKey, string>, finalAssetsPathMap: Map<AssetsKey, [path: string, source: string | Uint8Array]>, importer: [path: string, code: string]) => string;
    /**
     * Transform code in `pyodide.web.asm.js`
     */
    transformAsmJs?: (code: string) => string | undefined | null | void;
}
/**
 * Vite plugin for `@subframe7536/fonttools/web`, emit missing assets
 */
declare function fonttools(options?: FonttoolsPluginOptions): Plugin[];

export { type AssetsKey, type FonttoolsPluginOptions, assetsKey, fonttools };