syntax_data: {"ast_node_type":"other","tokens":[{"end":34,"kind":"keyword","start":0,"text":"match"}]}
source_snippet:         match self.skip_binder() {
context_before:     pub fn with_self_ty(&self, cx: I, self_ty: I::Ty) -> I::Clause {
context_after:             ExistentialPredicate::Trait(tr) => self.rebind(tr).with_self_ty(cx, self_ty).upcast(cx),