Method fetch_and_next

src/executor/paginator.rs:159–164

Fetch one page and increment the page counter ``` # use sea_orm::{error::*, tests_cfg::*, *}; # # #[smol_potat::main] # #[cfg(feature = "mock")] # pub async fn main() -> Result<(), DbErr> { # # let owned_db = MockDatabase::new(DbBackend::Postgres) # .append_query_results([ # vec![cake::Model { # id: 1, # name: "Cake".to_owned(), # }], # vec![],

(&mut self)

    /// # }
    /// ```
    pub async fn fetch_and_next(&mut self) -> Result<Option<Vec<S::Item>>, DbErr> {
        let vec = self.fetch().await?;
        self.next();
        let opt = if !vec.is_empty() { Some(vec) } else { None };
        Ok(opt)
    }

    /// Convert self into an async stream
    ///