{"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":"Some(MetaVarKind::Pat)"}]}
                Some(MetaVarKind::Pat) => builder.push(make_ident("foo")),
                Some(MetaVarKind::Vis) => builder.push(make_ident("pub")),
                Some(MetaVarKind::Path) => builder.push(make_ident("foo")),