Method state_forward

tortoise/migrations/operations.py:407–421

(self, app_label: str, state: State)

        return f"Add field {self.name} to {self.model_name}"

    def state_forward(self, app_label: str, state: State) -> None:
        model_state = self.get_model_state(state, app_label, self.model_name)

        if self.name in model_state.fields:
            raise IncompatibleStateError(
                f"Field {self.name} already present on model {app_label}.{self.model_name}"
            )

        model_state.fields[self.name] = cast(Field, deepcopy(self.field))
        models_to_reload = {(app_label, self.model_name)}

        if isinstance(self.field, DIRECT_RELATION_FIELDS):
            models_to_reload.add(state.apps.split_reference(self.field.model_name))

        state.reload_models(models_to_reload)

    async def database_forward(
        self,