import { EventObject, EventPayloadMap, StoreContext, StoreExtension } from "./types.js";
import { storeValidationErrorSymbol } from "./validationError.js";
type ValidationReason = 'invalidContext' | 'invalidEvent' | 'invalidEmitted' | 'unknownEvent' | 'unknownEmitted' | 'asyncValidationUnsupported';
interface StoreValidationErrorOptions {
    reason: ValidationReason;
    eventType?: string;
    context?: unknown;
    payload?: unknown;
    issues?: unknown;
}
/** Error thrown by `validateSchemas()` when schema validation fails. */
export declare class StoreValidationError extends Error {
    readonly [storeValidationErrorSymbol] = true;
    readonly reason: ValidationReason;
    readonly eventType?: string;
    readonly context?: unknown;
    readonly payload?: unknown;
    readonly issues?: unknown;
    constructor(options: StoreValidationErrorOptions);
}
interface ValidateSchemasOptions {
    context?: boolean;
    events?: boolean;
    emitted?: boolean;
    unknownEvents?: 'throw' | 'ignore';
    unknownEmitted?: 'throw' | 'ignore';
}
/**
 * Validates schema-declared events, emitted events, and context at runtime.
 *
 * Validation is opt-in; stores with schemas only use those schemas for typing
 * and metadata unless this extension is applied.
 */
export declare function validateSchemas<TContext extends StoreContext, TEventPayloadMap extends EventPayloadMap, TEmitted extends EventObject>(options?: ValidateSchemasOptions): StoreExtension<TContext, TEventPayloadMap, {}, TEmitted>;
export {};