{"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"AstFragmentKind::MethodReceiverExpr"}]}
                    AstFragmentKind::MethodReceiverExpr =>
                        result.make_expr().map(Some).map(AstFragment::OptExpr),
                        result.make_expr().map(AstFragment::MethodReceiverExpr),