syntax_data: {"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"self.closure_trait_ref_unnormalized(self_ty,"}]}
source_snippet:                 self.closure_trait_ref_unnormalized(self_ty, obligation.predicate.def_id())
context_before:             ty::Closure(..) => {
context_after:             }