pub fn traverse<'a>(&'a self) -> Traverse<'a> {
        Traverse {
            inner: self.root.traverse(&self.arena),
            arena: &self.arena,
        }
    }
/// Iterate over processes in the tree in tree order.
Iterate over processes in the tree in tree order.
Iterate over processes in the tree in tree order .
pub fn traverse<'a>(&'a self) -> Traverse<'a> {
        Traverse {
            inner: self.root.traverse(&self.arena),
            arena: &self.arena,
        }
    }
pub fn traverse < ' a > ( & ' a self ) -> Traverse < ' a > { Traverse { inner : self . root . traverse ( & self . arena ) , arena : & self . arena , } }
Iterate over processes in the tree in tree order.
Iterate over processes in the tree in tree order .
&'a self