import { type IMessage } from '../interfaces/IMessage.ts';
import { type IEvent } from '../interfaces/IEvent.ts';
import { type ISnapshotEvent } from '../interfaces/ISnapshotEvent.ts';
import { type IObservable } from '../interfaces/IObservable.ts';
export declare function assertDefined<T>(value: T, argName: string): asserts value is NonNullable<T>;
export declare function assertString(value: unknown, argName: string): asserts value is string;
export declare function assertFunction(value: unknown, argName: string): asserts value is Function;
export declare function assertObject(value: unknown, argName: string): asserts value is object;
export declare function assertArray(value: unknown, argName: string): asserts value is unknown[];
export declare function assertStringArray(value: unknown, argName: string): asserts value is string[];
export declare function assertOptionalArray(value: unknown, argName: string): asserts value is unknown[];
export declare function assertMessage(value: unknown, argName: string): asserts value is IMessage;
export declare function assertEvent(value: unknown, argName: string): asserts value is IEvent;
export declare function assertSnapshotEvent(value: unknown, argName: string): asserts value is ISnapshotEvent;
export declare function assertObservable(value: unknown, argName: string): asserts value is IObservable;
export declare function assertNumber(value: unknown, argName: string): asserts value is number;
export declare function assertClass(value: unknown, argName: string): asserts value is new (...args: any[]) => any;
export declare function assertNonNegativeInteger(value: unknown, argName: string): asserts value is number;
export declare function assertBoolean(value: unknown, argName: string): asserts value is boolean;
export declare function assertNotDefined(value: unknown, argName: string): asserts value is undefined;