From 4bdc2d47c130c0f7134ef9a65371ba63ac57efe6 Mon Sep 17 00:00:00 2001
From: John Pham <minh.pham2000@linecorp.com>
Date: Sun, 19 Feb 2023 20:09:54 +0700
Subject: [PATCH] Make common::repr throw error instead of panic (#4520)

---
 ast/src/constant.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ast/src/constant.rs b/ast/src/constant.rs
index adec47a12c..54aa7594d2 100644
--- a/ast/src/constant.rs
+++ b/ast/src/constant.rs
@@ -1,3 +1,5 @@
+use std::fmt::Error;
+
 use num_bigint::BigInt;
 pub use rustpython_compiler_core::ConversionFlag;
 
@@ -42,7 +44,7 @@ impl std::fmt::Display for Constant {
             Constant::None => f.pad("None"),
             Constant::Bool(b) => f.pad(if *b { "True" } else { "False" }),
             Constant::Str(s) => rustpython_common::str::repr(s).fmt(f),
-            Constant::Bytes(b) => f.pad(&rustpython_common::bytes::repr(b)),
+            Constant::Bytes(b) => f.pad(&rustpython_common::bytes::repr(b).map_err(|_err| Error)?),
             Constant::Int(i) => i.fmt(f),
             Constant::Tuple(tup) => {
                 if let [elt] = &**tup {