syntax_data: {"ast_node_type":"variable","tokens":[{"end":72,"kind":"keyword","start":0,"text":"&&"}]}
source_snippet:                     && let ExprKind::Deref { arg } = self.thir[arg].kind
context_before:                 if let ExprKind::Scope { value: arg, .. } = self.thir[arg].kind
context_after:                 {