syntax_data: {"ast_node_type":"other","tokens":[{"end":37,"kind":"keyword","start":0,"text":"ty::Ref(_,"}]}
source_snippet:             ty::Ref(_, inner, _) => {
context_before:             // Byte strings (&[u8; N])
context_after:                 if let ty::Array(elem, ct_len) = inner.kind()