syntax_data: {"ast_node_type":"enum","tokens":[{"end":48,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:     let non_empty_enum = match scrut_ty.kind() {
context_before:     let is_empty_match = arms.is_empty();
context_after:         ty::Adt(def, _) => def.is_enum() && !def.variants().is_empty(),