{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"//"}]}
                        // `Enum::Foo { a: 3, b: 4 }` or `Enum::Foo(3, 4)`.
                        // We are certain we have `Enum::Foo(a: 3, b: 4)`, suggest
                        self.restore_snapshot(snapshot);