import { SpawnOptions } from 'child_process';
export interface RunResult {
    stdout: string;
    stderr: string;
    exitCode: number;
}
/**
 * Run a command and capture its output (non-interactive)
 *
 * @param command - The command to run
 * @param args - Array of arguments
 * @param options - Spawn options (cwd, env, etc.)
 * @param input - Optional input to write to stdin (for passing prompts on Windows)
 */
export declare function runCommand(command: string, args: string[], options?: SpawnOptions, input?: string): Promise<RunResult>;
export interface PtyRunResult {
    output: string;
    exitCode: number;
}
/**
 * Run a command interactively using a PTY (pseudo-terminal)
 * - Preserves colors and formatting
 * - Allows user interaction (approve commands, answer prompts)
 * - Streams output in real-time
 * - Captures output for forwarding
 */
export declare function runCommandPty(command: string, args: string[], options?: {
    cwd?: string;
    keepStdinOpen?: boolean;
    initialInput?: string;
}): Promise<PtyRunResult>;
/**
 * Check if a command exists in PATH
 * Uses 'where' on Windows, 'which' on Unix-like systems
 */
export declare function commandExists(command: string): Promise<boolean>;
/**
 * Resolve the absolute path of a command
 * Returns null if not found
 */
export declare function resolveCommandPath(command: string): Promise<string | null>;
/**
 * Strip ANSI escape codes from a string
 */
export declare function stripAnsi(str: string): string;
/**
 * Truncate text to a maximum length with ellipsis
 */
export declare function truncate(text: string, maxLength: number): string;
/**
 * Format a tool response for display
 */
export declare function formatResponse(toolName: string, response: string): string;
/**
 * Get the version of a CLI tool asynchronously
 * Uses runCommand to avoid blocking the main thread
 */
export declare function getToolVersionAsync(command: string): Promise<string | null>;
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