import { EditorState } from "prosemirror-state";
import { Command, CommandPredicate } from "./types";
export declare function filter(predicate: CommandPredicate, command: Command): Command;
export declare function not(predicate: CommandPredicate): CommandPredicate;
export declare function startCursor(state: EditorState): boolean;
export declare function textSelected(state: EditorState): boolean;