import type { Command } from 'cac';
/**
 * Apply common options for all commands
 */
export declare const commonOptions: (command: Command) => Command;
export type CommonOptions = {
    config?: string;
    configName?: string[];
    configLoader?: string;
    env?: Record<string, unknown> | string[];
    nodeEnv?: string;
};
export declare const normalizeCommonOptions: (options: CommonOptions | CommonOptionsForBuildAndServe, action: "serve" | "build" | "preview") => void;
/**
 * Apply common options for `build` and `serve` commands
 */
export declare const commonOptionsForBuildAndServe: (command: Command) => Command;
export type CommonOptionsForBuildAndServe = CommonOptions & {
    analyze?: boolean;
    devtool?: string | boolean;
    entry?: string[];
    mode?: string;
    outputPath?: string;
    profile?: boolean;
    watch?: boolean;
};
export declare function setDefaultNodeEnv(options: {
    nodeEnv?: unknown;
}, defaultEnv: string): void;