{"ast_node_type":"enum","tokens":[{"end":25,"kind":"keyword","start":0,"text":"pub"}]}
pub enum LifetimeSource {
#[derive(Debug, Copy, Clone, PartialEq, Eq, HashStable_Generic)]
    /// E.g. `&Type`, `&'_ Type`, `&'a Type`, `&mut Type`, `&'_ mut Type`, `&'a mut Type`