/**
 * Updates the .gitignore file to include the documentation directory
 * @param docsDir - The documentation directory to ignore
 */
export declare function updateGitIgnore(docsDir: string): Promise<void>;
/**
 * Creates a directory if it doesn't exist
 * @param dirPath - The directory path to create
 */
export declare function ensureDirectory(dirPath: string): Promise<void>;
/**
 * Ensures parent directory exists before writing a file
 * @param filePath - The file path
 * @param content - The content to write
 */
export declare function writeFileWithDir(filePath: string, content: string): Promise<void>;
/**
 * Gets the relative path from the current working directory
 * @param absolutePath - The absolute file path
 * @returns The relative path from cwd
 */
export declare function getRelativePath(absolutePath: string): string;
/**
 * Read patterns from .gitignore file
 * @returns Array of gitignore patterns
 */
export declare function readGitignorePatterns(): Promise<string[]>;
/**
 * Checks if a file should be excluded based on patterns including gitignore
 * @param filePath - The file path to check
 * @param excludePatterns - Array of exclude patterns (glob patterns)
 * @param gitignorePatterns - Array of gitignore patterns
 * @returns Whether the file should be excluded
 */
export declare function shouldExcludeFile(filePath: string, excludePatterns: string[], gitignorePatterns?: string[]): boolean;
/**
 * Gets the language of a file based on extension
 * @param filePath - The file path
 * @returns The file language if supported, undefined otherwise
 */
export declare function getFileLanguage(filePath: string): string | undefined;
/**
 * Detects if a file contains binary content
 * @param filePath - The file path
 * @returns True if file is binary, false otherwise
 */
export declare function isBinaryFile(filePath: string): Promise<boolean>;