import { Span as OTelSpan, ReadableSpan as OTelReadableSpan } from '@opentelemetry/sdk-trace-base';
import { LiveSpan } from '../core/entities/span';
/**
 * Hooks to be executed by the span processor.
 * Primary used for adding custom processing to the span for autologging integrations.
 */
type OnSpanStartHook = (span: LiveSpan) => void;
type OnSpanEndHook = (span: LiveSpan) => void;
export declare function registerOnSpanStartHook(hook: OnSpanStartHook): void;
export declare function getOnSpanStartHooks(): OnSpanStartHook[];
export declare function registerOnSpanEndHook(hook: OnSpanEndHook): void;
export declare function getOnSpanEndHooks(): OnSpanEndHook[];
export declare function executeOnSpanStartHooks(span: OTelSpan): void;
export declare function executeOnSpanEndHooks(span: OTelReadableSpan): void;
export {};