From 0a440137898c61c3898cbaaab722127027304a26 Mon Sep 17 00:00:00 2001
From: Frost Ming <me@frostming.com>
Date: Fri, 19 Jan 2024 09:56:00 +0800
Subject: [PATCH 1/2] new challenge: NoReturn(advanced)

Signed-off-by: Frost Ming <me@frostming.com>
---
 challenges/advanced-noreturn/hints.md    |  1 +
 challenges/advanced-noreturn/question.py | 21 +++++++++++++++++++++
 challenges/advanced-noreturn/solution.py | 22 ++++++++++++++++++++++
 3 files changed, 44 insertions(+)
 create mode 100644 challenges/advanced-noreturn/hints.md
 create mode 100644 challenges/advanced-noreturn/question.py
 create mode 100644 challenges/advanced-noreturn/solution.py

diff --git a/challenges/advanced-noreturn/hints.md b/challenges/advanced-noreturn/hints.md
new file mode 100644
index 0000000..7c9e6be
--- /dev/null
+++ b/challenges/advanced-noreturn/hints.md
@@ -0,0 +1 @@
+Check out [NoReturn](https://docs.python.org/3/library/typing.html#typing.NoReturn).
diff --git a/challenges/advanced-noreturn/question.py b/challenges/advanced-noreturn/question.py
new file mode 100644
index 0000000..20b29ae
--- /dev/null
+++ b/challenges/advanced-noreturn/question.py
@@ -0,0 +1,21 @@
+"""
+TODO:
+
+Please add type hints to the function `abort` to make the test pass.
+"""
+
+
+def abort():
+    pass
+
+
+## End of your code ##
+from typing import assert_type
+
+
+def main(arg: int | None) -> None:
+    if arg is None:
+        abort()
+
+    print(arg + 42)
+    assert_type(arg, int)
diff --git a/challenges/advanced-noreturn/solution.py b/challenges/advanced-noreturn/solution.py
new file mode 100644
index 0000000..2b0cdde
--- /dev/null
+++ b/challenges/advanced-noreturn/solution.py
@@ -0,0 +1,22 @@
+"""
+TODO:
+
+Please add type hints to the function `abort` to make the test pass.
+"""
+from typing import NoReturn
+
+
+def abort() -> NoReturn:
+    pass
+
+
+## End of your code ##
+from typing import assert_type
+
+
+def main(arg: int | None) -> None:
+    if arg is None:
+        abort()
+
+    print(arg + 42)
+    assert_type(arg, int)

From 29efcd5a790b22aa03b13cc607d372a0ec63734e Mon Sep 17 00:00:00 2001
From: Frost Ming <me@frostming.com>
Date: Fri, 19 Jan 2024 09:59:19 +0800
Subject: [PATCH 2/2] fix tests

Signed-off-by: Frost Ming <me@frostming.com>
---
 challenges/advanced-noreturn/question.py | 2 +-
 challenges/advanced-noreturn/solution.py | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/challenges/advanced-noreturn/question.py b/challenges/advanced-noreturn/question.py
index 20b29ae..002ef7f 100644
--- a/challenges/advanced-noreturn/question.py
+++ b/challenges/advanced-noreturn/question.py
@@ -6,7 +6,7 @@
 
 
 def abort():
-    pass
+    raise RuntimeError("abort")
 
 
 ## End of your code ##
diff --git a/challenges/advanced-noreturn/solution.py b/challenges/advanced-noreturn/solution.py
index 2b0cdde..1d7a5f7 100644
--- a/challenges/advanced-noreturn/solution.py
+++ b/challenges/advanced-noreturn/solution.py
@@ -7,7 +7,7 @@
 
 
 def abort() -> NoReturn:
-    pass
+    raise RuntimeError("abort")
 
 
 ## End of your code ##