gh-119555: catch SyntaxError from compile() in the InteractiveColoredConsole (#119557)

skirpichev · web-flow · commit 86d1a1aa8841 · 2024-05-29T07:57:50.000+01:00
diff --git 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
@@ -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
@@ -0,0 +1,2 @@
+Catch :exc:`SyntaxError` from :func:`compile` in the runsource() method of
+the InteractiveColoredConsole.  Patch by Sergey B Kirpichev.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	+Catch :exc:`SyntaxError` from :func:`compile` in the runsource() method of
	`2`	`+the InteractiveColoredConsole. Patch by Sergey B Kirpichev.`