import type * as CodeMirror from 'codemirror';
import type { Connection, ConnectionEventMap } from '../main/connection';
declare type KnownEventGroups<TExtensionServerOptions, TSlowUpdateExtensionData> = [CodeMirror.Editor, {
    beforeChange?: (instance: CodeMirror.Editor, changeObj: CodeMirror.EditorChangeCancellable) => void;
    cursorActivity?: (instance: CodeMirror.Editor) => void;
    changes?: (instance: CodeMirror.Editor, changes: Array<CodeMirror.EditorChangeLinkedList>) => void;
    keypress?: (instance: CodeMirror.Editor, event: KeyboardEvent) => void;
    endCompletion?: (instance: CodeMirror.Editor) => void;
}] | [Connection<TExtensionServerOptions, TSlowUpdateExtensionData>, Partial<ConnectionEventMap<TExtensionServerOptions, TSlowUpdateExtensionData>>];
declare function addEvents<TExtensionServerOptions, TSlowUpdateExtensionData>(...args: KnownEventGroups<TExtensionServerOptions, TSlowUpdateExtensionData>): () => void;
export { addEvents };