import { AmplifyErrorParams } from '@aws-amplify/core/internals/utils'; export declare const NO_API_KEY: AmplifyErrorParams; export declare const NO_VALID_CREDENTIALS: AmplifyErrorParams; export declare const NO_VALID_AUTH_TOKEN: AmplifyErrorParams; export declare const NO_SIGNED_IN_USER: AmplifyErrorParams; export declare const NO_AUTH_TOKEN_HEADER: AmplifyErrorParams; export declare const NO_ENDPOINT: AmplifyErrorParams;