Function resolve_validated_subscription

pub async fn resolve_validated_subscription<'r, 'exec_ref, 'd, 'op, QueryT, MutationT, SubscriptionT, S>(
    document: &Document<'d, S>,
    operation: &Spanning<Operation<'op, S>>,
    root_node: &'r RootNode<'r, QueryT, MutationT, SubscriptionT, S>,
    variables: &Variables<S>,
    context: &'r QueryT::Context,
) -> Result<(Value<ValuesStream<'r, S>>, Vec<ExecutionError<S>>), GraphQLError>
where
    QueryT: GraphQLTypeAsync<S>,
    QueryT::TypeInfo: Sync,
    QueryT::Context: Sync + 'r,
    MutationT: GraphQLTypeAsync<S, Context = QueryT::Context>,
    MutationT::TypeInfo: Sync,
    SubscriptionT: GraphQLSubscriptionType<S, Context = QueryT::Context>,
    SubscriptionT::TypeInfo: Sync,
    S: ScalarValue + Send + Sync,
    'r: 'exec_ref,
    'd: 'r,
    'op: 'd,

Initialize new Executor and start resolving subscription into stream asynchronously. Returns NotSubscription error if query or mutation is passed