/**
 * Built-in Tools - Common utility tools
 *
 * Provides file, search, and web scraping tools.
 */
/**
 * Tool result
 */
export interface ToolResult<T = any> {
    success: boolean;
    data?: T;
    error?: string;
}
/**
 * Read file tool
 */
export declare function readFile(path: string): Promise<ToolResult<string>>;
/**
 * Write file tool
 */
export declare function writeFile(path: string, content: string): Promise<ToolResult<void>>;
/**
 * List directory tool
 */
export declare function listDir(path: string): Promise<ToolResult<string[]>>;
/**
 * File exists tool
 */
export declare function fileExists(path: string): Promise<ToolResult<boolean>>;
/**
 * Get file stats
 */
export declare function fileStats(path: string): Promise<ToolResult<{
    size: number;
    isDirectory: boolean;
    mtime: number;
}>>;
/**
 * Simple text search in content
 */
export declare function searchText(content: string, query: string, options?: {
    caseSensitive?: boolean;
}): ToolResult<{
    matches: number;
    lines: number[];
}>;
/**
 * Grep-like search in files
 */
export declare function grepFiles(pattern: string, paths: string[], options?: {
    caseSensitive?: boolean;
}): Promise<ToolResult<Array<{
    file: string;
    line: number;
    content: string;
}>>>;
/**
 * Fetch URL content
 */
export declare function fetchUrl(url: string, options?: {
    headers?: Record<string, string>;
}): Promise<ToolResult<string>>;
/**
 * Simple HTML to text converter
 */
export declare function htmlToText(html: string): string;
/**
 * Scrape webpage
 */
export declare function scrapeUrl(url: string): Promise<ToolResult<{
    title: string;
    text: string;
    links: string[];
}>>;
/**
 * Execute shell command (safe version - read-only commands)
 */
export declare function shell(command: string): Promise<ToolResult<string>>;
/**
 * JSON parse tool
 */
export declare function parseJson<T = any>(text: string): ToolResult<T>;
/**
 * Current time tool
 */
export declare function getCurrentTime(): ToolResult<{
    iso: string;
    unix: number;
    formatted: string;
}>;
/**
 * Built-in tools registry
 */
export declare const builtinTools: {
    readFile: typeof readFile;
    writeFile: typeof writeFile;
    listDir: typeof listDir;
    fileExists: typeof fileExists;
    fileStats: typeof fileStats;
    searchText: typeof searchText;
    grepFiles: typeof grepFiles;
    fetchUrl: typeof fetchUrl;
    scrapeUrl: typeof scrapeUrl;
    htmlToText: typeof htmlToText;
    shell: typeof shell;
    parseJson: typeof parseJson;
    getCurrentTime: typeof getCurrentTime;
};
export default builtinTools;