fn get_active_global_state<R>(&self) -> Option<<R::Unrx as MakeRx>::Rx>
    where
        R: Clone + AnyFreeze + MakeUnrx,
        // We need this so that the compiler understands that the reactive version of the
        // unreactive version of `R` has the same properties as `R` itself
        <<R as MakeUnrx>::Unrx as MakeRx>::Rx: Clone + AnyFreeze + MakeUnrx,
    {
        self.global_state.0.borrow().parse_active::<R>()
    }
An internal getter for the active (already registered) global state.

If the global state from the server hasn't been parsed yet, this will
return `None`.
packages/perseus/src/template/render_ctx.rs