syntax_data: {"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"ty::Region::new_bound(self.tcx,"}]}
source_snippet:                     ty::Region::new_bound(self.tcx, index.shifted_out_to_binder(self.depth), bv)
context_before:                     }
context_after:                 } else {