import { EditorView, ViewUpdate } from '@codemirror/view';
import { Extension } from '@codemirror/state';
export type CodeMirrorOnChange = (view: ViewUpdate, nextValue: string | undefined, prevValue: string | undefined) => void;
export type CodeMirrorOnExternalChange = (editor: EditorView, nextValue: string, prevValue: string) => void;
export type CodeMirrorOnViewLifeCycle = (editor: EditorView | undefined, destroyed?: boolean) => void;
export declare const useCodeMirror: (onChange?: CodeMirrorOnChange, value?: string, extensions?: Extension[], effects?: ((editor: EditorView) => void)[] | undefined, containerRef?: {
    current: HTMLDivElement | null;
}, onExternalChange?: CodeMirrorOnExternalChange, onViewLifecycle?: CodeMirrorOnViewLifeCycle) => EditorView | undefined;