/**
 * Utility for evaluating MCP node arguments with recursive JSONata expression support
 */
import type { NodeExecutionRecord } from "../types/execution.js";
/**
 * Recursively evaluate argument values, treating objects with single "expr" property as JSONata expressions
 *
 * Evaluation rules:
 * 1. Object with exactly one key "expr" (string) → evaluate as JSONata
 * 2. Object with "expr" and other keys → error (ambiguous)
 * 3. Array → recurse into each element
 * 4. Object (non-expr) → recurse into each property
 * 5. Primitive → pass through as literal
 */
export declare function evaluateArgValue(value: unknown, context: Record<string, unknown>, history: NodeExecutionRecord[], currentIndex: number): Promise<unknown>;
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