{"ast_node_type":"other","tokens":[{"end":55,"kind":"keyword","start":0,"text":"#[derive(Clone,"}]}
#[derive(Clone, Encodable, Decodable, Debug, Walkable)]
/// Closure lifetime binder, `for<'a, 'b>` in `for<'a, 'b> |_: &'a (), _: &'b ()|`.
pub enum ClosureBinder {