{"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"self.alloc_expr(Expr::OffsetOf(OffsetOf"}]}
                self.alloc_expr(Expr::OffsetOf(OffsetOf { container, fields }), syntax_ptr)
                let fields = e.fields().map(|it| it.as_name()).collect();
            }