{"ast_node_type":"other","tokens":[{"end":37,"kind":"keyword","start":0,"text":"#[derive(Copy,"}]}
#[derive(Copy, Clone, Eq, PartialEq)]
#[cfg_attr(feature = "nightly", derive(Decodable_NoContext, Encodable_NoContext))]
pub struct FiniteBitSet<T: FiniteBitSetTy>(pub T);