syntax_data: {"ast_node_type":"variable","tokens":[{"end":94,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:                 if let ExprKind::StaticRef { def_id, .. } | ExprKind::ThreadLocalRef(def_id) =
context_before:             ExprKind::Deref { arg } => {
context_after:                     self.thir[arg].kind