/// Target for draw operations

///

/// This tells a [`Spinner`] object where to draw to.

/// The draw target is a stateful wrapper over a drawing destination.

#[derive(Clone)]

pub enum DrawTarget {

    Stdout,

    Stderr,

    Hidden,

}

impl DrawTarget {

    pub fn writer(&self) -> Box<dyn io::Write> {

        match self {

            DrawTarget::Stdout => Box::new(io::stdout()),

            DrawTarget::Stderr => Box::new(io::stderr()),

            DrawTarget::Hidden => Box::new(io::sink()),

        }

    }

}