syntax_data: {"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"ty::ConstKind::Unevaluated(uv)"}]}
source_snippet:                 ty::ConstKind::Unevaluated(uv) => Some(uv.into()),
context_before:             ty::TermKind::Const(ct) => match ct.kind() {
context_after:                 _ => None,