export declare const IS_OTEL_READY = "otelReady";
export declare const MAIN_TRACER_KEY = "@";
export declare const ATTR_PROCESSOR_KEY = "attrProcessor";
export declare enum SpanStatusCode {
    /**
     * The default status.
     */
    UNSET = 0,
    /**
     * The operation has been validated by an Application developer or
     * Operator to have completed successfully.
     */
    OK = 1,
    /**
     * The operation contains an error.
     */
    ERROR = 2
}