syntax_data: {"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"Ok(folder.cx().reuse_or_mk_predicate(self,"}]}
source_snippet:         Ok(folder.cx().reuse_or_mk_predicate(self, new))
context_before:         let new = self.kind().try_fold_with(folder)?;
context_after:     }