{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"//"}]}
        // a cooked, uninterpolated `cr` id immediately followed by a string or a `#`, in an edition
        // here is to identify a cooked, uninterpolated `c` id immediately followed by a string, or
        // where c-string literals are not allowed. There is the very slight possibility of a false