import type { JSONContent } from '@tiptap/core';
import type { DraftContent } from 'ricos-content';
import type { Decoration, Node, RichContent } from 'ricos-schema';
export declare const isTextNode: (object: any) => boolean;
export declare const isHeadingNode: (object: any) => boolean;
export declare const isParagraphNode: (object: any) => boolean;
export declare const isNode: (object: any) => object is Node;
export declare const isDecoration: (object: any) => object is Decoration;
export declare const isRichContent: (object: any) => object is RichContent;
export declare const isTiptapContent: (object: any) => object is JSONContent;
export declare const getImageNode: <T extends {
    content?: any;
    nodes?: any;
}>({ content, nodes, }: T) => T extends RichContent ? Node : T extends JSONContent ? JSONContent : undefined;
export declare const getImageBlockData: (content: DraftContent) => any;
export declare const isDataFieldName: (fieldName: string | number | symbol, value: any) => any;
export declare const toDataFieldName: (type: string) => string;
export declare const DATA_FIELDS_MAP: {};
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