def _evaluate(cls, f: Callable[[Self], Any], of_type: type | None = None) -> Var:
        """Evaluate a function to a ComputedVar. Experimental.

        Args:
            f: The function to evaluate.
            of_type: The type of the ComputedVar. Defaults to Component.

        Returns:
            The ComputedVar.
        """
        console.warn(
            "The _evaluate method is experimental and may be removed in future versions."
        )
        from reflex.components.component import Component

        of_type = of_type or Component

        unique_var_name = get_unique_variable_name()

        @computed_var(_js_expr=unique_var_name, return_type=of_type)
        def computed_var_func(state: Self):
            result = f(state)

            if not _isinstance(result, of_type, nested=1, treat_var_as_type=False):
                console.warn(
                    f"Inline ComputedVar {f} expected type {escape(str(of_type))}, got {type(result)}. "
                    "You can specify expected type with `of_type` argument."
                )

            return result

        setattr(cls, unique_var_name, computed_var_func)
        cls.computed_vars[unique_var_name] = computed_var_func
        cls.vars[unique_var_name] = computed_var_func
        cls._update_substate_inherited_vars({unique_var_name: computed_var_func})
        cls._always_dirty_computed_vars.add(unique_var_name)

        return getattr(cls, unique_var_name)
Evaluate a function to a ComputedVar. Experimental.

        Args:
            f: The function to evaluate.
            of_type: The type of the ComputedVar. Defaults to Component.

        Returns:
            The ComputedVar.
        
reflex/state.py