import { Node } from './Node';
import { Server } from './Server';
import type { ServerVariableModel } from './types';
import type { CommonMarkString, Nullable } from '@fresha/api-tools-core';
export declare class ServerVariable extends Node<Server> implements ServerVariableModel {
    #private;
    constructor(parent: Server);
    get allowedValueCount(): number;
    allowedValues(): IterableIterator<string>;
    hasAllowedValue(value: string): boolean;
    addAllowedValue(value: string): void;
    removeAllowedValue(value: string): void;
    clearAllowedValues(): void;
    get defaultValue(): string;
    set defaultValue(value: string);
    get description(): Nullable<CommonMarkString>;
    set description(value: Nullable<CommonMarkString>);
}
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