syntax_data: {"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":")"}]}
source_snippet: ) -> FilterToTraits<I, Elaborator<I, I::Clause>> {
context_before:     trait_ref: ty::Binder<I, ty::TraitRef<I>>,
context_after:     elaborate(cx, [trait_ref.upcast(cx)]).filter_only_self().filter_to_traits()