1 if let ExprKind::Repeat(value, length) = expr.kind
2 && let ExprKind::Lit(ref lit) = value.kind
3 && let LitKind::Int(1, LitIntType::Unsigned(UintTy::U8)) = lit.node
4 && let ArrayLen::Body(anon_const) = length
5 && expr1 = &cx.tcx.hir().body(anon_const.body).value
6 && let ExprKind::Lit(ref lit1) = expr1.kind
7 && let LitKind::Int(5, LitIntType::Unsuffixed) = lit1.node
9 // report your lint here