import { type NpmClient } from './npmClient';
type Dependencies = Record<string, string>;
interface PackageManagerOptions {
    cwd: string;
}
export declare class PackageManager {
    private cwd;
    private packageJson;
    private packageJsonPath;
    constructor(options: PackageManagerOptions);
    private readPackageJson;
    writePackageJson(): Promise<void>;
    addDeps(deps: Dependencies): void;
    addDevDeps(deps: Dependencies): void;
    installDeps(_npmClient?: NpmClient): Promise<void>;
    getDependencies(): Dependencies;
    getDevDependencies(): Dependencies;
    hasDependency(name: string): boolean;
    getDependency(name: string): string;
    private addScriptToPkg;
    /**
     * package.json 中增加命令
     * @param name 命令名称
     * @param cmd 执行命令
     */
    addScript(name: string, cmd: string): void;
    /**
     * package.json 中增加多个命令
     * @param scripts 命令对象
     */
    addScripts(scripts: {
        [script: string]: string;
    }): void;
}
export {};