From 92fe3fd668d848454330bd947f80dd48ff4aaf97 Mon Sep 17 00:00:00 2001
From: sijun-yang <yangsijun5528@gmail.com>
Date: Sun, 26 Jul 2026 13:49:19 +0900
Subject: [PATCH] Propagate method wrapper repr errors (#8371)

Assisted-by: Codex:gpt-5.6-sol
---
 crates/vm/src/builtins/classmethod.rs  |  2 +-
 crates/vm/src/builtins/staticmethod.rs |  2 +-
 extra_tests/snippets/syntax_class.py   | 23 +++++++++++++++++++++++
 3 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/crates/vm/src/builtins/classmethod.rs b/crates/vm/src/builtins/classmethod.rs
index a6c69eb50..eb0e15ece 100644
--- a/crates/vm/src/builtins/classmethod.rs
+++ b/crates/vm/src/builtins/classmethod.rs
@@ -195,7 +195,7 @@ impl PyClassMethod {
 impl Representable for PyClassMethod {
     #[inline]
     fn repr_str(zelf: &Py<Self>, vm: &VirtualMachine) -> PyResult<String> {
-        let callable = zelf.callable.lock().repr(vm).unwrap();
+        let callable = zelf.callable.lock().repr(vm)?;
         let class = Self::class(&vm.ctx);
 
         let repr = match (
diff --git a/crates/vm/src/builtins/staticmethod.rs b/crates/vm/src/builtins/staticmethod.rs
index 1ab697a0a..addfe8a4e 100644
--- a/crates/vm/src/builtins/staticmethod.rs
+++ b/crates/vm/src/builtins/staticmethod.rs
@@ -179,7 +179,7 @@ impl Callable for PyStaticMethod {
 
 impl Representable for PyStaticMethod {
     fn repr_str(zelf: &Py<Self>, vm: &VirtualMachine) -> PyResult<String> {
-        let callable = zelf.callable.lock().repr(vm).unwrap();
+        let callable = zelf.callable.lock().repr(vm)?;
         let class = Self::class(&vm.ctx);
 
         match (
diff --git a/extra_tests/snippets/syntax_class.py b/extra_tests/snippets/syntax_class.py
index 4e80e7edf..4d1a99edf 100644
--- a/extra_tests/snippets/syntax_class.py
+++ b/extra_tests/snippets/syntax_class.py
@@ -163,6 +163,29 @@ assert T4.t1.__doc__ == "t1"
 cm = classmethod(lambda cls: cls)
 assert cm.__func__(int) is int
 
+
+class Callback:
+    def __init__(self, error):
+        self.error = error
+
+    def __call__(self, *args, **kwargs):
+        pass
+
+    def __repr__(self):
+        raise self.error
+
+
+callback = Callback(RuntimeError("callback is unavailable"))
+
+with assert_raises(RuntimeError) as caught:
+    repr(staticmethod(callback))
+assert caught.exception is callback.error
+
+with assert_raises(RuntimeError) as caught:
+    repr(classmethod(callback))
+assert caught.exception is callback.error
+
+
 assert str(super(int, 5)) == "<super: <class 'int'>, <int object>>"
 
 class T5(int):