/**
 * @license
 * Copyright 2025 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
import { BaseDeclarativeTool, type ToolInvocation, type ToolResult } from './tools.js';
import { Config } from '../config/config.js';
import { MessageBus } from '../confirmation-bus/message-bus.js';
/**
 * Parameters for the GrepTool
 */
export interface GrepToolParams {
    /**
     * The regular expression pattern to search for in file contents
     */
    pattern: string;
    /**
     * The directory to search in (optional, defaults to current directory relative to root)
     */
    dir_path?: string;
    /**
     * Alternative parameter name for dir_path (for backward compatibility)
     */
    path?: string;
    /**
     * File pattern to include in the search (e.g. "*.js", "*.{ts,tsx}")
     */
    include?: string;
    /**
     * Maximum number of total matches to return (optional)
     */
    max_results?: number;
    /**
     * Maximum number of files to include in results (optional)
     */
    max_files?: number;
    /**
     * Maximum number of matches per file to return (optional)
     */
    max_per_file?: number;
    /**
     * Timeout in milliseconds (default: 60000ms = 1 minute, max: 300000ms = 5 minutes).
     * If the operation times out, an error is returned with suggestions to use a
     * longer timeout or a more specific pattern.
     */
    timeout_ms?: number;
}
/**
 * Implementation of the Grep tool logic (moved from CLI)
 */
export declare class GrepTool extends BaseDeclarativeTool<GrepToolParams, ToolResult> {
    private readonly config;
    static readonly Name = "search_file_content";
    constructor(config: Config, _messageBus?: MessageBus);
    protected validateToolParamValues(params: GrepToolParams): string | null;
    protected createInvocation(params: GrepToolParams, _messageBus?: MessageBus): ToolInvocation<GrepToolParams, ToolResult>;
}