{"ast_node_type":"other","tokens":[{"end":112,"kind":"keyword","start":0,"text":"$($(AstFragment::$Kind(ast)"}]}
                    $($(AstFragment::$Kind(ast) => walk_list!(visitor, $visit_ast_elt, &ast[..], $($args)*),)?)*
                    $($(AstFragment::$Kind(ast) => try_visit!(visitor.$visit_ast(ast)),)?)*
                }