{"ast_node_type":"other","tokens":[{"end":40,"kind":"keyword","start":0,"text":"///"}]}
/// can be used, e.g. `'a` in `&'a i32`.
/// A "Lifetime" is an annotation of the scope in which variable
#[derive(Clone, Encodable, Decodable, Copy, PartialEq, Eq, Hash, Walkable)]