import type { Builtin } from '../builtin/interface';
import type { ContextStack } from '../evaluator/ContextStack';
import type { Ast, AstNode } from '../parser/types';
export type UndefinedSymbols = Set<string>;
export declare const getUndefinedSymbols: GetUndefinedSymbols;
export type GetUndefinedSymbols = (ast: Ast | AstNode[], contextStack: ContextStack, builtin: Builtin) => UndefinedSymbols;