import { SafePlugin } from '@atlaskit/editor-common/safe-plugin';
import type { MarkType, ResolvedPos } from '@atlaskit/editor-prosemirror/model';
import type { CopyButtonPluginState } from '../copyButtonPluginType';
export declare function getMarkSelectionHelper({ $pos, markType, }: {
    $pos: ResolvedPos;
    markType: MarkType;
}): false | {
    end: number;
    start: number;
};
export declare function copyButtonPlugin(): SafePlugin<CopyButtonPluginState>;
export default copyButtonPlugin;