fn review(&mut self, score: backend::Score) -> Result<(), Error> {
        // Review the card.
        self.scheduler.review(score);
        // Write the schedule to the file system.
        self.write()?;
        // Show the new card.
        self.show_card()?;
        Ok(())
    }
/// Review the current card with score `score`.
Review the current card with score `score`.
Review the current card with score ` score ` .
fn review(&mut self, score: backend::Score) -> Result<(), Error> {
        // Review the card.
        self.scheduler.review(score);
        // Write the schedule to the file system.
        self.write()?;
        // Show the new card.
        self.show_card()?;
        Ok(())
    }
fn review ( & mut self , score : backend :: Score ) -> Result < ( ) , Error > { // Review the card. self . scheduler . review ( score ) ; // Write the schedule to the file system. self . write ( ) ? ; // Show the new card. self . show_card ( ) ? ; Ok ( ( ) ) }
Review the current card with score `score`.
Review the current card with score ` score ` .
&mut self
score
backend::Score
&mut self
score
backend::Score