import { List, Set } from "immutable";
import { restrictStatement } from "./restrictsyntax";
import { Lang } from "./lang";
import * as ast from "./ast";
import * as parsed from "./parsedsyntax";
export declare function parseExpression(str: string, options?: {
    lang?: Lang;
    types?: Set<string>;
}): ast.Expression;
export declare function parseStatement(str: string, options?: {
    types?: Set<string>;
    lang: Lang;
}): typeof restrictStatement;
export declare function parseProgramRaw(str: string): List<string | parsed.Declaration>;
export declare function parseProgram(lang: Lang, str: string): List<string | ast.Declaration>;