syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"&&"}]}
source_snippet:                 && def.non_enum_variant().tail_opt().is_some_and(|last_field| {
context_before:             let maybe_unsized = def.is_struct()
context_after:                     let typing_env = ty::TypingEnv::post_analysis(tcx, def.did());