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use std::rc::Rc;
use super::StringRef;

pub enum WriteItem<T = String> where T : StringRef {
    String(Rc<T>),
    Indent,
    NewLine,
    Tab,
    Space,
}

// for some reason #[derive(Clone)] was not working, so manually implement this...
impl<TString> Clone for WriteItem<TString> where TString : StringRef {
    fn clone(&self) -> WriteItem<TString> {
        match self {
            WriteItem::Indent => WriteItem::Indent,
            WriteItem::NewLine => WriteItem::NewLine,
            WriteItem::Tab => WriteItem::Tab,
            WriteItem::Space => WriteItem::Space,
            WriteItem::String(text) => WriteItem::String(text.clone()),
        }
    }
}