/**
 * Tool executor with timeout support and multiple implementation types
 */
import type { ToolDefinition } from '../schemas';
import type { ToolResult, ToolExecutionOptions } from './types';
export declare class ToolExecutor {
    private dependencyResolver?;
    private defaultTimeout;
    constructor(resolver?: any);
    /**
     * Execute a tool with the given parameters
     */
    execute(tool: ToolDefinition, params: Record<string, any>, options?: ToolExecutionOptions): Promise<ToolResult>;
    /**
     * Execute bash tool
     */
    private executeBash;
    /**
     * Execute Python tool
     */
    private executePython;
    /**
     * Execute HTTP tool
     */
    private executeHttp;
    /**
     * Substitute parameters in template string
     */
    private substituteParams;
    /**
     * Build environment variables
     */
    private buildEnv;
    /**
     * Validate required parameters
     */
    private validateParameters;
}
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