{"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"AmbiguityKind::DeriveHelper"}]}
            AmbiguityKind::DeriveHelper => "a name conflict with a derive helper attribute",
            AmbiguityKind::BuiltinAttr => "a name conflict with a builtin attribute",
            AmbiguityKind::MacroRulesVsModularized => {