import { type NodeClassDef, type NodeInput, type NodeList } from './AST';
import { Interpreter } from './Interpreter';
/**
 * Typed parser and execution helpers for compatibility fixtures.
 *
 * These helpers keep tests from reaching into broad `NodeInput` shapes with
 * unchecked casts. A failing fixture should fail with an explicit structural
 * expectation, not with an accidental property read on the wrong AST node.
 */
/**
 * Require a value to be a top-level node list.
 *
 * @param value Value to validate.
 * @param message Error text used when the value is not a list.
 * @returns Validated AST list.
 */
declare const requireNodeList: (value: NodeInput, message?: string) => NodeList;
/**
 * Parse source text and require the parser result to be a top-level list.
 *
 * @param source Source text to parse.
 * @returns Parsed top-level AST list.
 */
declare const parseList: (source: string) => NodeList;
/**
 * Execute source text and require the result to be a top-level list.
 *
 * @param interpreter Interpreter instance used for execution.
 * @param source Source text to execute.
 * @returns Evaluated top-level result list.
 */
declare const executeList: (interpreter: Interpreter, source: string) => NodeList;
/**
 * Parse a class definition fixture and return its first classdef node.
 *
 * @param source Classdef source text.
 * @returns Parsed class definition node.
 */
declare const parseClassDefinition: (source: string) => NodeClassDef;
export { executeList, parseClassDefinition, parseList, requireNodeList };