import type { ZodType } from 'zod';
import type { EvalInput, EvalScore, JudgeInput } from './eval';
import type { AgentMessage } from './message';
import type { InterruptibleToolContext, ToolContext } from './tool';
export interface HandlerExecutor {
    executeTool(toolName: string, input: unknown, context: ToolContext | InterruptibleToolContext): Promise<unknown>;
    executeToMessage(toolName: string, output: unknown): Promise<AgentMessage | undefined>;
    executeToMessageSync?(toolName: string, output: unknown): AgentMessage | undefined;
    executeEval(evalName: string, evalInput: EvalInput | JudgeInput): Promise<EvalScore>;
    evaluateSchema(schemaSource: string): Promise<ZodType>;
    evaluateExpression(source: string): Promise<unknown>;
}