syntax_data: {"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"PredicateKind::Clause(ClauseKind::Trait(TraitPredicate"}]}
source_snippet:                 PredicateKind::Clause(ClauseKind::Trait(TraitPredicate {
context_before:             .map_bound(|kind| match kind {
context_after:                     trait_ref,