import type { FileDiagnosticsResult } from "../lsp";
import { type VimBuffer } from "./buffer";
import type { Position, VimInputMode, VimKeyToken, VimLoadedFile, VimPendingInput, VimRegister, VimSearchState, VimSelection } from "./types";
export interface VimSaveResult {
    loaded: VimLoadedFile;
    diagnostics?: FileDiagnosticsResult;
}
export interface VimEngineCallbacks {
    beforeMutate: (buffer: VimBuffer) => Promise<void>;
    loadBuffer: (path: string) => Promise<VimLoadedFile>;
    saveBuffer: (buffer: VimBuffer, options?: {
        force?: boolean;
    }) => Promise<VimSaveResult>;
}
export declare class VimEngine {
    #private;
    buffer: VimBuffer;
    inputMode: VimInputMode;
    selectionAnchor: Position | null;
    register: VimRegister;
    lastSearch: VimSearchState | null;
    lastCharFind: {
        char: string;
        mode: "f" | "F" | "t" | "T";
    } | null;
    lastVisual: {
        anchor: Position;
        cursor: Position;
        mode: VimInputMode;
    } | null;
    lastCommand?: string;
    statusMessage?: string;
    diagnostics?: FileDiagnosticsResult;
    viewportStart: number;
    closed: boolean;
    constructor(buffer: VimBuffer, callbacks: VimEngineCallbacks);
    clone(callbacks?: Partial<VimEngineCallbacks>): VimEngine;
    getPublicMode(): import("./types").VimMode;
    getSelection(): VimSelection | undefined;
    getPendingInput(): VimPendingInput | undefined;
    rollbackPendingInsert(): void;
    setCursor(line: number, col: number): void;
    executeTokens(tokens: readonly VimKeyToken[], lastCommand?: string, onStep?: () => Promise<void>): Promise<void>;
    close(force: boolean): Promise<void>;
    centerViewportOnCursor(size?: number): void;
    applyLiteralInsert(text: string, exitInsertMode: boolean): Promise<void>;
}