syntax_data: {"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:                 if !c.has_escaping_bound_vars() {
context_before:             ty::ConstKind::Unevaluated(uv) => {
context_after:                     let predicate = ty::Binder::dummy(ty::PredicateKind::Clause(