/**
 * Common Reducer Helpers — Shared reducer utilities (`softAssertNever`,
 * dispatch validation) used by the per-channel reducers.
 *
 * @module common/reducer-helpers
 */
import type { RootAction, ClientRootAction, SessionAction, ClientSessionAction, TerminalAction, ClientTerminalAction, ChangesetAction, ClientChangesetAction, AnnotationsAction, ClientAnnotationsAction, AutomationAction, ClientAutomationAction, AutomationRunAction, ClientAutomationRunAction } from '../action-origin.generated.js';
/**
 * Soft assertion for exhaustiveness checking. Place in the `default` branch of
 * a switch on a discriminated union so the compiler errors when a new variant
 * is added but not handled.
 *
 * At runtime, logs a warning instead of throwing so that forward-compatible
 * clients receiving unknown actions from a newer server degrade gracefully.
 */
export declare function softAssertNever(value: never, log?: (msg: string) => void): void;
/**
 * Type guard that checks whether an action may be dispatched by a client.
 *
 * Servers SHOULD call this to validate incoming `dispatchAction` requests
 * and reject any action the client is not allowed to originate.
 */
export declare function isClientDispatchable(action: RootAction | SessionAction | TerminalAction | ChangesetAction | AnnotationsAction | AutomationAction | AutomationRunAction): action is ClientRootAction | ClientSessionAction | ClientTerminalAction | ClientChangesetAction | ClientAnnotationsAction | ClientAutomationAction | ClientAutomationRunAction;
//# sourceMappingURL=reducer-helpers.d.ts.map