import { Slex, Token } from "@scinorandex/slex";
import { Result } from "./utils/Result";
export type Production = {
    lhs: GrammarToken;
    rhs: {
        type: "terminal" | "variable";
        token: GrammarToken;
    }[];
};
export type GrammarTokenMetadata = {};
export declare enum GrammarTokenType {
    PRODUCTION_NAME = 0,
    TOKEN_NAME = 1,
    COLON = 2,
    SEMICOLON = 3,
    EOF = 4
}
export type GrammarToken = Token<GrammarTokenType, GrammarTokenMetadata>;
export declare const grammarLexerGenerator: Slex<GrammarTokenType, GrammarTokenMetadata>;
interface LexerInterface {
    peekNextToken(): GrammarToken;
    getNextToken(): GrammarToken;
    hasNextToken(): boolean;
}
export declare const tryBuildProductions: (lexer: LexerInterface | string) => Result<Production[]>;
export declare const buildProductions: (lexer: LexerInterface | string) => Production[];
export {};