import { type ConfigEnv, type UserConfig } from 'vite';
import type { DevToVuePluginOptions, ResolvedDevComponentConfig } from './types.js';
/** 判断是否为 lib 模式构建 */
export declare function isLibBuild(env?: ConfigEnv): boolean;
/** 转换为安全的输出目录名 */
export declare function toSafeOutDirName(componentName: string): string;
/** 转换为合法的 UMD 全局变量名 */
export declare function toSafeUmdName(componentName: string): string;
/** 校验是否为合法 JS 标识符 */
export declare function isValidJsIdentifier(name: string): boolean;
/** 生成库模式的虚拟入口模块代码（智能处理导出） */
export declare function generateLibVirtualEntryCode(params: {
    rootDir: string;
    defaultEntryAbs: string;
    componentName: string;
}): string;
/** 生成虚拟入口模块路径（用于 lib.entry 配置） */
export declare function getLibVirtualEntryPath(componentName: string): string;
/** 将生成的 CSS 文件重命名为与 Component 同名 */
export declare function normalizeLibCss(outDir: string, baseName: string): void;
/** 解析当前的构建目标列表 */
export declare function resolveBuildTargets(params: {
    componentMap: Record<string, string>;
    requestedRaw: string;
    defaultEntryAbs: string;
}): string[];
/** 生成库模式的构建配置 */
export declare function generateLibBuildNextConfig(params: {
    rootDir: string;
    configDir?: string;
    picked: string;
    componentMap: Record<string, string>;
    resolvedConfig: ResolvedDevComponentConfig;
    options: DevToVuePluginOptions;
    userConfig: UserConfig;
}): {
    next: UserConfig;
    outDir: string;
    outBase: string;
    buildTargets: string[];
    virtualEntryCode: string;
    resolvedEntryAbs: string;
};
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