import type { ChatState } from './state.js';
import type { ChatAction } from '../action-origin.generated.js';
/**
 * Pure reducer for chat state. Handles all {@link ChatAction} variants.
 */
export declare function chatReducer(state: ChatState, action: ChatAction, log?: (msg: string) => void): ChatState;
//# sourceMappingURL=reducer.d.ts.map