{"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"Rvalue::CopyForDeref(p)"}]}
                            Rvalue::CopyForDeref(p)
                            | Rvalue::Use(o) => for_operand(o, &mut f, &mut self.projection_store),
                            | Rvalue::Discriminant(p)