graphql.rq

let (result) = useQuery(ComponentList.definition);

switch(result) {
| Loading => <LoadingSpinner />
| Error(err) => <ErrorMessage message={err##message} />
| Data(data) => {
  switch(data##componentsList) {
   | None => []
   | Some(components) => components->Belt.Array.map(component => <div> component##value </span>
  }
}
}