import { CodeCollectorOptions } from '../types/index.js';
/**
 * Validate input path exists and is accessible
 */
export declare function validateInput(input: string | string[]): Promise<string | string[]>;
/**
 * Validate output path format
 */
export declare function validateOutputPath(outputPath?: string): string;
/**
 * Validate ignore patterns are valid
 */
export declare function validateIgnorePatterns(patterns?: string[]): string[];
/**
 * Validate all code collector options
 */
export declare function validateOptions(options: CodeCollectorOptions): Promise<CodeCollectorOptions>;