Function errorLink

errorLink(
    handler: (
        err: GraphQLClientError,
        op: GraphQLOperation,
        retry: () => Promise<GraphQLResponse<unknown>>,
    ) => Promise<GraphQLResponse<unknown>> | null,
): GraphQLLink
Error link: intercept and transform errors thrown by downstream links. The handler can return a fallback response to recover from the error, or null to re-throw.
Parameters
- handler: (
      err: GraphQLClientError,
      op: GraphQLOperation,
      retry: () => Promise<GraphQLResponse<unknown>>,
  ) => Promise<GraphQLResponse<unknown>> | null
  Error handler. Receives the error, the operation, and a retry function that re-executes the downstream chain.
Returns GraphQLLink
A GraphQLLink that intercepts GraphQLClientErrors
- Defined in src/graphql.ts:1360