syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"ty::ExistentialPredicate::AutoTrait(def_id)"}]}
source_snippet:                     ty::ExistentialPredicate::AutoTrait(def_id) => {
context_before:                     }
context_after:                         p.print_def_path(*def_id, &[])?;