{"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"hir::StmtKind::Expr(expr)"}]}
                hir::StmtKind::Expr(expr) | hir::StmtKind::Semi(expr) => expr,
            [single] if body.expr.is_none() => match single.kind {
                _ => return None,