/**
 * Grep Tool - Search for patterns in files using regex
 */
import type { Tool } from '../types.js';
/**
 * Input parameters for grep tool
 */
export interface GrepInput {
    /**
     * Regular expression pattern to search for
     */
    pattern: string;
    /**
     * Path to file or directory to search in
     */
    path: string;
    /**
     * Case insensitive search (default: false)
     */
    ignoreCase?: boolean;
    /**
     * Include line numbers in output (default: true)
     */
    lineNumbers?: boolean;
    /**
     * Number of context lines before match (default: 0)
     */
    before?: number;
    /**
     * Number of context lines after match (default: 0)
     */
    after?: number;
    /**
     * Only return filenames with matches (default: false)
     */
    filesOnly?: boolean;
    /**
     * Include hidden files/directories (default: false)
     */
    includeHidden?: boolean;
    /**
     * File extensions to include (e.g., ['.ts', '.js'])
     */
    extensions?: string[];
    /**
     * Maximum number of matches to return (default: 100)
     */
    maxMatches?: number;
    /**
     * Search recursively in directories (default: true)
     */
    recursive?: boolean;
    /**
     * Directory names to exclude from search.
     * Default excludes: node_modules, .git, dist, build, etc.
     * Set to empty array [] to include all directories.
     */
    excludeDirs?: string[];
}
/**
 * Grep tool definition
 */
export declare const grepTool: Tool<GrepInput>;
/**
 * Factory function to create a grep tool with custom options
 *
 * TODO: Future enhancements could include:
 * - maxFileSize: Skip files larger than specified size
 */
export declare function createGrepTool(options?: {
    /**
     * Base directory to resolve relative paths against
     */
    baseDir?: string;
    /**
     * Default file extensions to search
     */
    defaultExtensions?: string[];
    /**
     * Override default excluded directories.
     * Defaults to: node_modules, .git, dist, build, etc.
     */
    excludeDirs?: string[];
}): Tool<GrepInput>;