/**
 * @packageDocumentation
 * AI Ignore utility functions for handling .aiignore files.
 * Provides functionality similar to .gitignore for filtering files.
 */
/**
 * Load .aiignore patterns from file
 * @param rootDir - The root directory to look for .aiignore file
 * @returns Array of ignore patterns
 */
export declare function loadAiignorePatterns(rootDir: string): string[];
/**
 * Check if a file path should be ignored based on aiignore patterns
 *
 * Matching follows `.gitignore` rules — a bare pattern applies at every depth, a pattern with a
 * separator is anchored to `rootDir`, and either kind hides the subtree beneath whatever it
 * matches. The module-private `expandPattern` above implements that mapping and documents the two
 * deliberate departures from `.gitignore`.
 *
 * @param filePath - The file path to check
 * @param rootDir - The root directory for relative pattern matching
 * @param customPatterns - Optional custom patterns to use instead of loading from file
 * @param enabled - Whether aiignore is enabled
 * @returns True if the file should be ignored, false otherwise
 */
export declare function shouldIgnoreFile(filePath: string, rootDir: string, customPatterns?: string[] | undefined, enabled?: boolean): boolean;
/**
 * Filter an array of file paths based on aiignore patterns
 * @param filePaths - Array of file paths to filter
 * @param rootDir - The root directory for relative pattern matching
 * @param customPatterns - Optional custom patterns to use instead of loading from file
 * @param enabled - Whether aiignore is enabled
 * @returns Filtered array of file paths that should not be ignored
 */
export declare function filterIgnoredFiles(filePaths: string[], rootDir: string, customPatterns?: string[] | undefined, enabled?: boolean): string[];