import { Token } from './index';
import { ConverterFlagsToken } from './converterFlags';
import { ConverterRuleToken } from './converterRule';
import type { Config } from '../base';
/**
 * language conversion
 *
 * 转换
 * @classdesc `{childNodes: [ConverterFlagsToken, ...ConverterRuleToken[]]}`
 */
export declare abstract class ConverterToken extends Token {
    readonly childNodes: readonly [ConverterFlagsToken, ConverterRuleToken, ...ConverterRuleToken[]];
    abstract get firstChild(): ConverterFlagsToken;
    abstract get lastChild(): ConverterFlagsToken | ConverterRuleToken;
    abstract get children(): [ConverterFlagsToken, ConverterRuleToken, ...ConverterRuleToken[]];
    abstract get firstElementChild(): ConverterFlagsToken;
    abstract get lastElementChild(): ConverterFlagsToken | ConverterRuleToken;
    get type(): 'converter';
    /** whether to prevent language conversion / 是否不转换 */
    get noConvert(): boolean;
    /** all language conversion flags / 所有转换类型标记 */
    get flags(): Set<string>;
    set flags(value: Set<string>);
    /**
     * @param flags 转换类型标记
     * @param rules 转换规则
     */
    constructor(flags: readonly string[], rules: readonly [string, ...string[]], config: Config, accum?: Token[]);
    cloneNode(): this;
    /**
     * Get all language conversion flags
     *
     * 获取所有转换类型标记
     */
    getAllFlags(): Set<string>;
    /**
     * Get effective language conversion flags
     *
     * 获取有效的转换类型标记
     */
    getEffectiveFlags(): Set<string>;
    /**
     * Get unknown language conversion flags
     *
     * 获取未知的转换类型标记
     */
    getUnknownFlags(): Set<string>;
    /**
     * Get language coversion flags that specify a language variant
     *
     * 获取指定语言变体的转换标记
     */
    getVariantFlags(): Set<string>;
    /**
     * Check if a language conversion flag is present
     *
     * 是否具有某转换类型标记
     * @param flag language conversion flag / 转换类型标记
     */
    hasFlag(flag: string): boolean;
    /**
     * Check if an effective language conversion flag is present
     *
     * 是否具有某有效的转换类型标记
     * @param flag language conversion flag / 转换类型标记
     */
    hasEffectiveFlag(flag: string): boolean;
    /**
     * Remove a language conversion flag
     *
     * 移除某转换类型标记
     * @param flag language conversion flag / 转换类型标记
     */
    removeFlag(flag: string): void;
    /**
     * Set a language conversion flag
     *
     * 设置转换类型标记
     * @param flag language conversion flag / 转换类型标记
     */
    setFlag(flag: string): void;
    /**
     * Toggle a language conversion flag
     *
     * 开关转换类型标记
     * @param flag language conversion flag / 转换类型标记
     */
    toggleFlag(flag: string): void;
}