From 86d1a1aa8841ea182eaf434ae6b942b3e93f58db Mon Sep 17 00:00:00 2001
From: Sergey B Kirpichev <skirpichev@gmail.com>
Date: Wed, 29 May 2024 09:57:50 +0300
Subject: [PATCH] gh-119555: catch SyntaxError from compile() in the
 InteractiveColoredConsole (#119557)

---
 Lib/_pyrepl/simple_interact.py                            | 2 +-
 Lib/test/test_pyrepl/test_interact.py                     | 8 ++++++++
 .../2024-05-25-20-15-26.gh-issue-119555.mvHbEL.rst        | 2 ++
 3 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 Misc/NEWS.d/next/Library/2024-05-25-20-15-26.gh-issue-119555.mvHbEL.rst

diff --git a/Lib/_pyrepl/simple_interact.py b/Lib/_pyrepl/simple_interact.py
index b5f182ebfe710b..11e831c1d6c5d4 100644
--- a/Lib/_pyrepl/simple_interact.py
+++ b/Lib/_pyrepl/simple_interact.py
@@ -101,7 +101,7 @@ def runsource(self, source, filename="<input>", symbol="single"):
             item = wrapper([stmt])
             try:
                 code = compile(item, filename, the_symbol, dont_inherit=True)
-            except (OverflowError, ValueError):
+            except (OverflowError, ValueError, SyntaxError):
                     self.showsyntaxerror(filename)
                     return False
 
diff --git a/Lib/test/test_pyrepl/test_interact.py b/Lib/test/test_pyrepl/test_interact.py
index 6ebd51fe14dd62..4d01ea7620109d 100644
--- a/Lib/test/test_pyrepl/test_interact.py
+++ b/Lib/test/test_pyrepl/test_interact.py
@@ -94,6 +94,14 @@ def test_runsource_shows_syntax_error_for_failed_compilation(self):
         with patch.object(console, "showsyntaxerror") as mock_showsyntaxerror:
             console.runsource(source)
             mock_showsyntaxerror.assert_called_once()
+        source = dedent("""\
+        match 1:
+            case {0: _, 0j: _}:
+                pass
+        """)
+        with patch.object(console, "showsyntaxerror") as mock_showsyntaxerror:
+            console.runsource(source)
+            mock_showsyntaxerror.assert_called_once()
 
     def test_no_active_future(self):
         console = InteractiveColoredConsole()
diff --git a/Misc/NEWS.d/next/Library/2024-05-25-20-15-26.gh-issue-119555.mvHbEL.rst b/Misc/NEWS.d/next/Library/2024-05-25-20-15-26.gh-issue-119555.mvHbEL.rst
new file mode 100644
index 00000000000000..e16cb28b471a7a
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2024-05-25-20-15-26.gh-issue-119555.mvHbEL.rst
@@ -0,0 +1,2 @@
+Catch :exc:`SyntaxError` from :func:`compile` in the runsource() method of
+the InteractiveColoredConsole.  Patch by Sergey B Kirpichev.