{"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"//"}]}
        // This is a hack to workaround the fact that we can't easily encode/decode a Hash64
    fn def_path_hash(self, index: DefIndex) -> DefPathHash {
        // into the FixedSizeEncoding, as Hash64 lacks a Default impl. A future refactor to