import { Node } from "prosemirror-model";
import { EditorView } from "prosemirror-view";
export declare function getDocFromContent(content: string | null): Node;
export declare function getTextFromContent(content: string | null): string;
export declare function getTextFromDoc(doc: Node): string;
export interface Heading {
    level: number;
    text: string;
    id: string | null;
}
export declare function getHeadingsFromContent(content: string | null): Heading[];
export declare function blurEditor(view: EditorView): void;
export declare function positionSelectionInMiddleOfScreen(view: EditorView): void;
export declare function isValidUrl(url: string): boolean;
export declare function appendHtml(view: EditorView, html: string): void;