/**
 * This file contains our type guards.
 *
 * Type guards are a feature of TypeScript which narrow the type signature of
 * intesection types (types that can be one thing or another).
 *
 * @see
 * https://www.typescriptlang.org/docs/handbook/advanced-types.html#type-guards-and-differentiating-types
 */
import { FmBatchRequest, FmPayloadMethod, FmRequest, JsonRpcBatchRequestPayload, JsonRpcRequestPayload, JsonRpcResponsePayload, RPCErrorCode } from '../types';
/**
 * Assert `value` is a `JsonRpcBatchRequestPayload` object.
 */
export declare function isJsonRpcBatchRequestPayload(value?: JsonRpcRequestPayload | JsonRpcBatchRequestPayload): value is JsonRpcBatchRequestPayload;
/**
 * Assert `value` is a `JsonRpcRequestPayload` object.
 */
export declare function isJsonRpcRequestPayload(value?: JsonRpcRequestPayload | JsonRpcBatchRequestPayload): value is JsonRpcRequestPayload;
/**
 * Assert `value` is a `JsonRpcResponsePayload` object.
 */
export declare function isJsonRpcResponsePayload(value: any): value is JsonRpcResponsePayload;
/**
 * Assert `value` is a `FmRequest` object.
 */
export declare function isFmRequest(value?: FmRequest | FmBatchRequest): value is FmRequest;
/**
 * Assert `value` is a `FmBatchRequest` object.
 */
export declare function isFmBatchRequest(value?: FmRequest | FmBatchRequest): value is FmBatchRequest;
/**
 * Assert `value` is a Fortmatic payload method identifier.
 */
export declare function isFmPayloadMethod(value?: any): value is FmPayloadMethod;
/**
 * Assert `value` is an expected JSON RPC error code.
 */
export declare function isJsonRpcErrorCode(value?: any): value is RPCErrorCode;