import type { LexicalNode, NodeKey, SerializedLexicalNode } from 'lexical';
import { DecoratorNode } from 'lexical';
import React from 'react';
export type SerializedNode = SerializedLexicalNode & {
    variable: string;
};
export declare class MentionNode extends DecoratorNode<React.ReactElement> {
    __variable: string;
    static getType(): string;
    static clone(node: MentionNode): MentionNode;
    isInline(): boolean;
    constructor(variable: string, key?: NodeKey);
    createDOM(): HTMLElement;
    updateDOM(): false;
    decorate(): React.ReactElement;
    static importJSON(serializedNode: SerializedNode): MentionNode;
    exportJSON(): SerializedNode;
    getVariable(): string;
    getTextContent(): string;
}
export declare function $createMentionNode(variable: string): MentionNode;
export declare function $isMentionNode(node: MentionNode | LexicalNode | null | undefined): node is MentionNode;