import { Token, Lexer, LexerState } from "moo";
import { Set } from "immutable";
export declare const coreLexer: Lexer;
export declare class TypeLexer {
    private typeIds;
    constructor(typeIds?: Set<string>);
    addIdentifier(typeIdentifier: string): void;
    next(): Token | undefined;
    save(): LexerState;
    reset(chunk?: string, state?: LexerState): void;
    formatError(token: Token, message?: string): string;
    has(tokenType: string): boolean;
}
export declare const lexer: TypeLexer;