syntax_data: {"ast_node_type":"other","tokens":[{"end":40,"kind":"keyword","start":0,"text":"ExprKind::Deref"}]}
source_snippet:             ExprKind::Deref { arg } => {
context_before:             }
context_after:                 if let ExprKind::StaticRef { def_id, .. } | ExprKind::ThreadLocalRef(def_id) =