/**
 * @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 ReadFile tool
 */
export interface ReadFileToolParams {
    /**
     * The absolute path to the file to read
     */
    absolute_path?: string;
    /**
     * Alternative parameter name for absolute_path (for compatibility)
     * Not shown in schema - internal use only
     */
    file_path?: string;
    /**
     * The line number to start reading from (optional)
     */
    offset?: number;
    /**
     * The number of lines to read (optional)
     */
    limit?: number;
    /**
     * When true, prefixes each text line with a virtual line number.
     */
    showLineNumbers?: boolean;
    /**
     * When true, prefixes each text line with a git-change marker column.
     */
    showGitChanges?: boolean;
}
/**
 * Implementation of the ReadFile tool logic
 */
export declare class ReadFileTool extends BaseDeclarativeTool<ReadFileToolParams, ToolResult> {
    private config;
    static readonly Name: string;
    constructor(config: Config, _messageBus?: MessageBus);
    protected validateToolParamValues(params: ReadFileToolParams): string | null;
    protected createInvocation(params: ReadFileToolParams, _messageBus?: MessageBus): ToolInvocation<ReadFileToolParams, ToolResult>;
}