syntax_data: {"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"(ExistentialPredicate::Projection(_),"}]}
source_snippet:             (ExistentialPredicate::Projection(_), ExistentialPredicate::Trait(_)) => {
context_before:             (ExistentialPredicate::Trait(_), _) => Ordering::Less,
context_after:                 Ordering::Greater