export declare class PackageManager {
    installAll(options?: {
        cwd: string;
    }): Promise<void>;
    installFromConfig(packageJson: {
        dependencies: Record<string, string>;
        devDependencies: Record<string, string>;
        optionalDependencies: Record<string, string>;
    }): Promise<void>;
    private _installDependencies;
}
export declare const packageManager: PackageManager;
