/**
 * @fileoverview File system utilities for reading, writing, and managing files
 * @module utils/FileUtils
 */
/**
 * File utilities class providing static methods for file operations
 */
export declare class FileUtils {
    /**
     * Check if a path exists
     * @param filePath - Path to check
     * @returns True if path exists
     */
    static exists(filePath: string): Promise<boolean>;
    /**
     * Check if a path is a directory
     * @param filePath - Path to check
     * @returns True if path is a directory
     */
    static isDirectory(filePath: string): Promise<boolean>;
    /**
     * Check if a path is a file
     * @param filePath - Path to check
     * @returns True if path is a file
     */
    static isFile(filePath: string): Promise<boolean>;
    /**
     * Read file contents as string
     * @param filePath - Path to the file
     * @returns File contents as string
     */
    static readFile(filePath: string): Promise<string>;
    /**
     * Write content to a file
     * @param filePath - Path to the file
     * @param content - Content to write
     */
    static writeFile(filePath: string, content: string): Promise<void>;
    /**
     * Ensure a directory exists, creating it if necessary
     * @param dirPath - Directory path
     */
    static ensureDirectory(dirPath: string): Promise<void>;
    /**
     * Get all Markdown files in a directory (recursive)
     * @param dirPath - Directory to search
     * @param recursive - Whether to search recursively
     * @returns Array of Markdown file paths
     */
    static getMarkdownFiles(dirPath: string, recursive?: boolean): Promise<string[]>;
    /**
     * Check if a file is a Markdown file based on extension
     * @param filename - Filename to check
     * @returns True if file has Markdown extension
     */
    static isMarkdownFile(filename: string): boolean;
    /**
     * Generate output PDF path from input Markdown path
     * @param inputPath - Input Markdown file path
     * @param outputDir - Optional output directory
     * @returns Generated PDF file path
     */
    static generateOutputPath(inputPath: string, outputDir?: string): string;
    /**
     * Resolve a path to absolute
     * @param filePath - Path to resolve
     * @returns Absolute path
     */
    static resolvePath(filePath: string): string;
    /**
     * Get the directory of a file path
     * @param filePath - File path
     * @returns Directory path
     */
    static getDirectory(filePath: string): string;
    /**
     * Get the filename without extension
     * @param filePath - File path
     * @returns Filename without extension
     */
    static getBasename(filePath: string): string;
    /**
     * Join path segments
     * @param segments - Path segments to join
     * @returns Joined path
     */
    static joinPath(...segments: string[]): string;
}
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