syntax_data: {"ast_node_type":"other","tokens":[{"end":77,"kind":"keyword","start":0,"text":"hir::ExprKind::AddrOf(hir::BorrowKind::Raw,"}]}
source_snippet:             hir::ExprKind::AddrOf(hir::BorrowKind::Raw, mutability, arg) => {
context_after:                 ExprKind::RawBorrow { mutability, arg: self.mirror_expr(arg) }