syntax_data: {"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"ty::Adt(def,"}]}
source_snippet:                     ty::Adt(def, _) if tcx.is_lang_item(def.did(), LangItem::String) => {
context_before:                     }
context_after:                         if !tcx.features().string_deref_patterns() {