import { HttpErrorResponse, HttpRequest, HttpResponse } from '@angular/common/http';
import { Span } from '@opentelemetry/api';
/**
 * Interface Injected in HttpInterceptor to add attributes in a Span.
 * Implements this interface
 */
export interface CustomSpan {
    /**
     * To add Attributes in a Span during interception.
     *
     * @param span Span
     * @param request an HttpRequest
     * @param response an HttpResponse
     */
    add(span: Span, request: HttpRequest<unknown>, response: HttpResponse<unknown> | HttpErrorResponse): Span;
}