import { Root, List, Blockquote, Block, Link, EntryLink, InlineEntry, Code, ListItem, Paragraph, Heading, Node, Span, WithChildrenNode, InlineNode, Record, RichText, ThematicBreak, Document } from './types';
export declare function hasChildren(node: Node): node is WithChildrenNode;
export declare function isInlineNode(node: Node): node is InlineNode;
export declare function isHeading(node: Node): node is Heading;
export declare function isSpan(node: Node): node is Span;
export declare function isRoot(node: Node): node is Root;
export declare function isParagraph(node: Node): node is Paragraph;
export declare function isList(node: Node): node is List;
export declare function isListItem(node: Node): node is ListItem;
export declare function isBlockquote(node: Node): node is Blockquote;
export declare function isBlock(node: Node): node is Block;
export declare function isCode(node: Node): node is Code;
export declare function isLink(node: Node): node is Link;
export declare function isEntryLink(node: Node): node is EntryLink;
export declare function isInlineEntry(node: Node): node is InlineEntry;
export declare function isThematicBreak(node: Node): node is ThematicBreak;
export declare function isRichText<R extends Record>(obj: any): obj is RichText<R>;
export declare function isDocument(obj: any): obj is Document;