/// <reference types="node" />
import { ControlToken, GroupEndToken, GroupStartToken, TextToken, Token, TokenType } from '../tokenize';
export declare type ControlHandler<G> = (global: G, token: ControlToken) => void | true;
export declare type ControlHandlers<G> = {
    [token: string]: ControlHandler<G>;
};
export declare type TokenHandler<G, T extends Token> = (global: G, token: T) => void | true;
export declare type TokenHandlers<G> = {
    [TokenType.GROUP_START]?: TokenHandler<G, GroupStartToken>;
    [TokenType.GROUP_END]?: TokenHandler<G, GroupEndToken>;
    [TokenType.CONTROL]?: TokenHandler<G, ControlToken>;
    [TokenType.TEXT]?: TokenHandler<G, TextToken>;
};
export declare type TextHandler<G> = (global: G, data: Buffer | string) => void | true;
export interface FeatureHandler<G> {
    allTokenHandler?: TokenHandler<G, Token>;
    tokenHandlers?: TokenHandlers<G>;
    controlHandlers?: ControlHandlers<G>;
    outputDataFilter?: TextHandler<G>;
    preStreamFlushHandler?: (global: G) => void;
}
export interface WarnOption {
    _options: {
        warn: (msg: string) => void;
    };
}