import { FragmentsOnCompositeTypesRule } from "https://deno.land/x/graphql_deno@v15.0.0/lib/validation/index.d.ts";
Fragments on composite type
Fragments use a type condition to determine if they apply, since fragments can only be spread into a composite type (object, interface, or union), the type condition must also be a composite type.
Parameters
context: ValidationContext