import type { ExtendConfig, ExtendConfigFn } from '@rstest/core';
export interface LynxConfigOptions {
    /**
     * The root path of the project.
     *
     * @default `process.cwd()`
     */
    rootPath?: string;
    /**
     * The path to the Lynx config file.
     *
     * @default `lynx.config.ts` in an Rspeedy project, `rsbuild.config.ts` in an
     * Rsbuild one
     */
    configPath?: string;
    /**
     * The build tool the config file belongs to.
     *
     * Inferred from `configPath`, or from the config files present in
     * `rootPath`. Set it when a custom `configPath` carries no such hint.
     */
    buildTool?: 'rsbuild' | 'rspeedy';
}
export interface RstestConfigOptions {
    /**
     * Customize the generated rstest config.
     */
    modifyRstestConfig?: (config: ExtendConfig) => ExtendConfig | Promise<ExtendConfig>;
}
export interface LynxRstestConfigOptions extends LynxConfigOptions, RstestConfigOptions {
}
export declare function withDefaultConfig(options?: RstestConfigOptions): ExtendConfigFn;
/**
 * A Lynx project builds either with Rspeedy, which reads `lynx.config.*`, or
 * with Rsbuild and `pluginLynx`, which reads `rsbuild.config.*`. Load whichever
 * one this project has.
 */
export declare function isRspeedyProject(options: LynxConfigOptions | undefined, exists?: (path: string) => boolean): boolean;
export declare function withLynxConfig(options?: LynxRstestConfigOptions): ExtendConfigFn;