syntax_data: {"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"ty::PredicateKind::Clause(ty::ClauseKind::RegionOutlives(ty::OutlivesPredicate("}]}
source_snippet:             ty::PredicateKind::Clause(ty::ClauseKind::RegionOutlives(ty::OutlivesPredicate(
context_before:             }
context_after:                 a,