apollo-link-performance/types/index.d.ts

Easily log and report on the performance of your GraphQL queries.

import { ApolloLink, type Operation } from '@apollo/client'

export declare const performanceLink: (options?: {
  debug?: boolean
  targetDuration?: number
  verbose?: boolean
  onRequestStart?: ({ operation, startTime }: { operation: Operation, startTime: number }) => void
  onRequestComplete?: ({ data, dataSize, duration, operation }: { data: any, dataSize: number, duration: number, operation: Operation }) => void
}) => ApolloLink