import type * as graphqlTypes from 'graphql';
import * as api from '@opentelemetry/api';
import { GraphQLObjectType } from 'graphql/type/definition';
import { GraphQLInstrumentationConfig, GraphQLInstrumentationParsedConfig, OtelPatched, Maybe } from './types';
export declare function addSpanSource(span: api.Span, loc: graphqlTypes.Location, allowValues?: boolean, start?: number, end?: number): void;
export declare function endSpan(span: api.Span, error?: Error): void;
export declare function getOperation(document: graphqlTypes.DocumentNode, operationName?: Maybe<string>): graphqlTypes.DefinitionNode | undefined;
export declare function getSourceFromLocation(loc: graphqlTypes.Location, allowValues?: boolean, start?: number, end?: number): string;
export declare function wrapFields(type: Maybe<GraphQLObjectType & OtelPatched>, tracer: api.Tracer, getConfig: () => GraphQLInstrumentationParsedConfig): void;
export declare function wrapFieldResolver<TSource = any, TContext = any, TArgs = any>(tracer: api.Tracer, getConfig: () => Required<GraphQLInstrumentationConfig>, fieldResolver: Maybe<graphqlTypes.GraphQLFieldResolver<TSource, TContext, TArgs> & OtelPatched>): graphqlTypes.GraphQLFieldResolver<TSource, TContext, TArgs> & OtelPatched;