/**
 * Error codes emitted by core via getuserfeedback:event:error.
 */
export declare const CORE_ERROR_CODES: {
    readonly REGISTRATION_FAILED: "REGISTRATION_FAILED";
    readonly OPEN_FAILED: "OPEN_FAILED";
    readonly PREFETCH_FAILED: "PREFETCH_FAILED";
    readonly PRERENDER_FAILED: "PRERENDER_FAILED";
    readonly CLOSE_FAILED: "CLOSE_FAILED";
    readonly CONFIGURE_FAILED: "CONFIGURE_FAILED";
    readonly TARGETING_FAILED: "TARGETING_FAILED";
    readonly INSTANCE_FEEDBACK_FAILED: "INSTANCE_FEEDBACK_FAILED";
};
/**
 * Union of core error code values emitted in error events.
 */
export type CoreErrorCode = (typeof CORE_ERROR_CODES)[keyof typeof CORE_ERROR_CODES];
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