import type { Bud } from '@roots/bud-framework';
import { Extension, type ExtensionApi } from '@roots/bud-framework/extension';
/**
 * Http modules configuration options
 */
export type Options = {
    allowedUris?: Set<((uri: string) => boolean) | RegExp | string>;
    cacheLocation: false | string;
    frozen: boolean;
    lockfileLocation: string;
    proxy: false | string;
    upgrade: boolean;
};
type Api = ExtensionApi<Cdn, Options>;
/**
 * Http modules configuration
 */
export default class Cdn extends Extension<Options> implements Api {
    allowedUris: Api['allowedUris'];
    /**
     * Whether to cache modules locally
     */
    cacheEnabled: boolean;
    cacheLocation: Api['cacheLocation'];
    frozen: Api['frozen'];
    getAllowedUris: Api['getAllowedUris'];
    getCacheLocation: Api['getCacheLocation'];
    getFrozen: Api['getFrozen'];
    getLockfileLocation: Api['getLockfileLocation'];
    getProxy: Api['getProxy'];
    getUpgrade: Api['getUpgrade'];
    lockfileLocation: Api['lockfileLocation'];
    proxy: Api['proxy'];
    setAllowedUris: Api['setAllowedUris'];
    setCacheLocation: Api['setCacheLocation'];
    setFrozen: Api['setFrozen'];
    setLockfileLocation: Api['setLockfileLocation'];
    setProxy: Api['setProxy'];
    setUpgrade: Api['setUpgrade'];
    /**
     * CDN key to URL mapping
     */
    sources: Map<string, string>;
    upgrade: Api['upgrade'];
    /**
     * {@link Extension.buildBefore}
     */
    buildBefore(bud: Bud): Promise<void>;
    disableCache(): this;
    /**
     * Enable cache
     */
    enableCache(enabled?: boolean): this;
    /**
     * Prevent bud from fetching updated modules
     */
    freeze(value?: boolean): this;
}
export {};