#[derive(Debug)]
pub struct Attr(pub String, pub String);
impl Clone for Attr {
fn clone(&self) -> Self {
Self(self.0.clone(), self.1.clone())
}
}
#[derive(Debug)]
pub struct Variable(pub String, pub String);
impl Clone for Variable {
fn clone(&self) -> Self {
Self(self.0.clone(), self.1.clone())
}
}