import { type ArkmeHashTagRange } from './hashtag.js';
export type ArkmeTextFormat = 'plain' | 'markdown';
/** Never infer the format from punctuation in a historical note. */
export declare function arkmeRecordTextFormat(value: unknown): ArkmeTextFormat;
interface MarkdownNode {
    type: string;
    url?: string;
    alt?: string | null | undefined;
    value?: string;
    children?: MarkdownNode[];
    data?: {
        hName?: string | undefined;
        hProperties?: Record<string, unknown> | undefined;
    } | undefined;
    position?: {
        start: {
            offset?: number | undefined;
        };
        end: {
            offset?: number | undefined;
        };
    } | undefined;
}
export declare function arkmeMarkdownTree(source: string): MarkdownNode;
export declare function arkmeEscapeMarkdownText(text: string): string;
/** The editor must also retain unsupported constructs on paste/import, before Marked parses HTML. */
export declare function arkmeMarkdownEditorSource(source: string, articleImages?: boolean): string;
/** UTF-16 source ranges, including escaped punctuation, are kept separate from editor positions. */
export declare function arkmeMarkdownTextRanges(source: string): {
    start: number;
    end: number;
}[];
export declare function arkmeMarkdownHashTagRanges(source: string): ArkmeHashTagRange[];
/** A display/search summary only. The canonical body is always the original Markdown. */
export declare function arkmeMarkdownPlainText(source: string): string;
/** HTML and inline images remain visible source; neither becomes an active browser element. */
export declare function arkmeArticleImageReference(value: string): boolean;
export declare function arkmeLiteralMarkdownNodes(options?: {
    articleImages?: boolean;
    localArticleImages?: boolean;
}): (tree: MarkdownNode, file: {
    value?: unknown;
}) => void;
/** Tag activation follows source text nodes, so escaped hashes and code never become links. */
export declare function arkmeMarkdownBusinessNodes(options?: {
    mentions?: readonly {
        startIndex: number;
        length: number;
    }[];
}): (tree: MarkdownNode, file: {
    value?: unknown;
}) => void;
export {};
//# sourceMappingURL=markdown.d.ts.map