import type { PreviewParams, GraphReference } from '../graph/index.js';
/**
 * Span for fragment generation at the root level.
 * Only created when fragments are actually generated (not when cached).
 */
export declare function startFragmentSpan(contentType: string, damEnabled: boolean, threshold: number, suffix: string): import("@opentelemetry/api").Span;
/**
 * Span for single content query generation.
 * Only created when queries are actually generated (not when cached).
 */
export declare function startSingleQuerySpan(contentType: string, damEnabled: boolean): import("@opentelemetry/api").Span;
/**
 * Span for multiple content query generation.
 * Only created when queries are actually generated (not when cached).
 */
export declare function startMultipleQuerySpan(contentType: string, damEnabled: boolean): import("@opentelemetry/api").Span;
/**
 * Wraps request operation in span.
 */
export declare function withRequestSpan<T>(graphUrl: string, userAgent: string, cache: boolean, slot: string, hasPreviewToken: boolean, fn: (span: any) => Promise<T>): Promise<T>;
/**
 * Wraps getContentByPath in span.
 */
export declare function withGetContentByPathSpan<T>(path: string, cache: boolean, fn: (span: any) => Promise<T>): Promise<T>;
/**
 * Wraps getPreviewContent in span.
 */
export declare function withGetPreviewContentSpan<T>(params: PreviewParams, fn: (span: any) => Promise<T>): Promise<T>;
/**
 * Wraps getContent in span.
 */
export declare function withGetContentSpan<T>(ref: GraphReference, fn: (span: any) => Promise<T>): Promise<T>;
/**
 * Creates span for component resolution in ComponentRegistry.
 */
export declare function startComponentResolveSpan(contentType: string, tag?: string): import("@opentelemetry/api").Span;
/**
 * Wraps a React component in span.
 */
export declare function withReactComponentSpan<T>(contentType: string, hasTag: boolean, hasDisplaySettings: boolean, fn: (span: any) => Promise<T>): Promise<T>;