import { type Config } from 'wuchale';
type HotUpdateCtx = {
    file: string;
    server: {
        ws: {
            send: Function;
        };
        moduleGraph: {
            getModulesByFile: Function;
            invalidateModule: Function;
        };
    };
    read: () => string | Promise<string>;
    timestamp: number;
};
export declare function toViteError(err: unknown, adapterKey: string, filename: string): never;
export declare class Wuchale {
    #private;
    name: string;
    constructor(loadConfig: () => Promise<Config>, root: string, hmrDelayThreshold?: number);
    configResolved: (config: {
        env: {
            DEV?: boolean;
        };
    }) => Promise<void>;
    handleHotUpdate: (ctx: HotUpdateCtx) => Promise<never[] | undefined>;
    transform: {
        order: "pre";
        handler: (code: string, id: string, options?: {
            ssr?: boolean | undefined;
        }) => Promise<import("wuchale").TransformOutputCode>;
    };
}
export declare const wuchale: (configPath?: string, hmrDelayThreshold?: number) => Wuchale;
export {};