{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"//"}]}
        // Pattern adjustment is part of RFC 2005-match-ergonomics.
        // in a manner of `match_ergonomics_issue_9095` test.
        // More info https://github.com/rust-lang/rust/issues/42640#issuecomment-313535089