import { KnownDirectivesRule } from "https://deno.land/x/kilatgraphql@16.6.0/mod.ts";
Known directives
A GraphQL document is only valid if all @directives
are known by the
schema and legally positioned.
See https://spec.graphql.org/draft/#sec-Directives-Are-Defined
Parameters
context: ValidationContext | SDLValidationContext