import { BaseCommando } from '../core/BaseCommando.js';
import { Commando_Programming } from './programming.js';
import { Commando_Basic } from './basic.js';
declare const Super: import("@nu-art/ts-common").Constructor<BaseCommando & Commando_Programming & Commando_Basic>;
/**
 * NVM (Node Version Manager) plugin for Commando.
 *
 * Provides NVM operations for managing Node.js versions:
 * - Install NVM
 * - Apply NVM to shell session
 * - Install specific Node.js versions
 * - Get installed Node.js versions
 *
 * Extends Commando_Programming and Commando_Basic (merged).
 */
export declare class Commando_NVM extends Super {
    /**
     * Applies NVM to the shell session.
     *
     * Exports NVM_DIR, sources nvm.sh, and runs `nvm use`.
     * Must be called before using NVM commands in an interactive shell.
     *
     * @returns This instance for method chaining
     */
    applyNVM(): this;
    /**
     * Installs NVM by downloading and executing the install script.
     *
     * @param version - NVM version to install
     * @returns This instance for method chaining
     * @throws Exception if installation fails (non-zero exit code)
     */
    install(version: string): Promise<this>;
    /**
     * Gets the installed NVM version.
     *
     * Only executes if NVM is available (checks with `command -v nvm`).
     *
     * @returns Promise resolving to NVM version string
     */
    getVersion(): Promise<string>;
    /**
     * Installs a specific Node.js version via NVM.
     *
     * @param requiredVersion - Node.js version to install (e.g., '18.0.0')
     * @returns This instance for method chaining
     */
    installNodeVersion(requiredVersion: string): Promise<this>;
    /**
     * Gets all installed Node.js versions.
     *
     * Parses `nvm ls` output to extract version numbers, removing ANSI codes
     * and filtering out invalid entries.
     *
     * @returns Promise resolving to array of version strings (without 'v' prefix)
     */
    getInstalledNodeVersions: () => Promise<(string | undefined)[]>;
}
export {};