import { LintConfig, ReportConfig, CliOptions } from '../types';
/**
 * Normalize and validate a file path
 * This function ensures that the provided path exists and is accessible
 * If no path is provided, it defaults to the current working directory
 *
 * @param inputPath Input file path or undefined
 * @returns Normalized and validated absolute path
 * @throws Error if the path is invalid or inaccessible
 */
export declare function normalizeAndValidatePath(inputPath?: string): string;
/**
 * Normalize directory path with special handling for glob patterns
 * This function preserves glob patterns and resolves regular paths to absolute paths
 * If no directory is provided, it defaults to the current working directory
 *
 * @param directory Input directory or glob pattern or undefined
 * @returns Normalized directory path
 */
export declare function normalizeDirectoryPath(directory?: string): string;
/**
 * Normalize configuration with appropriate defaults
 * This function ensures all required options have valid values
 * It applies provided defaults, then user-provided options, then normalizes paths
 * Used by both CLI commands and Node API functions
 *
 * @param options Options to normalize
 * @param defaultOptions Default options to apply
 * @returns Normalized options with appropriate defaults
 */
export declare function normalizeCliOptions<T extends CliOptions | LintConfig | ReportConfig>(options: T, defaultOptions?: Partial<T>): T;
export declare const normalizeConfig: typeof normalizeCliOptions;