import type { ReadonlySignal } from '@nonoun/native-core';
import type { Command } from './types.ts';
import type { CommandBus } from './command-bus.ts';
export declare class CommandHistory {
    #private;
    readonly undoStack: ReadonlySignal<Command[]>;
    readonly redoStack: ReadonlySignal<Command[]>;
    readonly canUndo: ReadonlySignal<boolean>;
    readonly canRedo: ReadonlySignal<boolean>;
    push(command: Command): void;
    undo(bus: CommandBus): Command | null;
    redo(bus: CommandBus): Command | null;
    getLog(): readonly Command[];
    setMaxSize(n: number): void;
    clear(): void;
}
export declare function createCommandHistory(maxSize?: number): CommandHistory;
//# sourceMappingURL=command-history.d.ts.map