/**
 * Path filtering utilities with glob pattern matching.
 * Based on patterns from mcp-obsidian for safe path filtering.
 */
/**
 * Configuration for PathFilter.
 */
export interface PathFilterConfig {
    /** Patterns to ignore (glob patterns like '.obsidian/**', 'node_modules/**') */
    ignoredPatterns?: string[];
    /** Allowed file extensions (e.g., ['.md', '.markdown', '.txt']) */
    allowedExtensions?: string[];
}
/**
 * Path filter with glob pattern matching.
 * Filters out system files, hidden directories, and restricts to allowed extensions.
 */
export declare class PathFilter {
    private ignoredPatterns;
    private allowedExtensions;
    constructor(config?: PathFilterConfig);
    /**
     * Simple glob pattern matching.
     * Converts glob patterns to regex for matching.
     *
     * @param pattern - Glob pattern (e.g., "STAR_STAR/*.md", ".obsidian/STAR_STAR")
     * @param path - Path to test
     * @returns true if path matches pattern
     */
    private simpleGlobMatch;
    /**
     * Check if a path is allowed (not filtered out).
     *
     * @param path - Path to check (relative to vault root)
     * @returns true if path is allowed
     */
    isAllowed(path: string): boolean;
    /**
     * Check if a path is a file (has a file extension).
     *
     * @param path - Path to check
     * @returns true if path appears to be a file
     */
    private isFile;
    /**
     * Filter an array of paths, returning only allowed paths.
     *
     * @param paths - Array of paths to filter
     * @returns Array of allowed paths
     */
    filterPaths(paths: string[]): string[];
}
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